option list | question stringlengths 11 354 | article stringlengths 231 6.74k | id stringlengths 5 8 | label int64 0 3 |
|---|---|---|---|---|
[
"fail to recognize any possible Euro-American influence on the folktales",
"do not pay enough attention to the features of a folktale that best reveal an African influence",
"overestimate the number of folktales brought from Africa by the slaves",
"do not consider the fact that a folktale can be changed as it... | The author claims that most studies of folktales told by Afro-American slaves are inadequate because the studies_ | Extended debate concerning the exact point of origin of individual folktales told by Afro-American slaves has unfortunately taken precedence over analysis of the tales meaning and function. Cultural continuities with Africa were not dependent on importation and perpetuation of specific folktales in their pristine form.... | 1945.txt | 1 |
[
"create a new field of study",
"discredit an existing field of study",
"change the focus of a field of study",
"transplant scholarly techniques from one field of study to another"
] | The author's main purpose is to_ | Extended debate concerning the exact point of origin of individual folktales told by Afro-American slaves has unfortunately taken precedence over analysis of the tales meaning and function. Cultural continuities with Africa were not dependent on importation and perpetuation of specific folktales in their pristine form.... | 1945.txt | 2 |
[
"The means by which Blacks disseminated their folktales in nineteenth-century American",
"Specific regional differences in the styles of delivery used by the slaves in telling folktales",
"The functional meaning of Black folktales in the lives of White children raised by slaves",
"The specific way the slaves ... | The passage suggests that the author would regard which of the following areas of inquiry as most likely to reveal the slaves' cultural continuities with Africa? | Extended debate concerning the exact point of origin of individual folktales told by Afro-American slaves has unfortunately taken precedence over analysis of the tales meaning and function. Cultural continuities with Africa were not dependent on importation and perpetuation of specific folktales in their pristine form.... | 1945.txt | 3 |
[
"Giving a cliche a new meaning",
"Pointedly refusing to define key terms",
"Alternately presenting generalities and concrete details",
"Juxtaposing statements of what is not the case and statements of what is the case"
] | Which of the following techniques is used by the author in developing the argument in the passage? | Extended debate concerning the exact point of origin of individual folktales told by Afro-American slaves has unfortunately taken precedence over analysis of the tales meaning and function. Cultural continuities with Africa were not dependent on importation and perpetuation of specific folktales in their pristine form.... | 1945.txt | 3 |
[
"The increase in tuition and fees.",
"The ever-rising living expenses.",
"Changed immigration policies.",
"Universities' tightened budgets."
] | What has caused the decline of the number of non-EU postgraduates in the UK? | The number of postgraduate students travelling from non-EU countries to study at UK universities has fallen for the first time in 16 years, fuelling fears that the government's immigration crackdown is discouraging thousands of the brightest students from continuing their studies in Britain.
Jo Beall, British Council d... | 2555.txt | 2 |
[
"How to obtain financial support from the government.",
"How to keep the academic reputation of their institutions.",
"How to prevent bogus applicants entering their universities.",
"How to stimulate the creativity of their research teams."
] | What is UK vice-chancellors' biggest concern? | The number of postgraduate students travelling from non-EU countries to study at UK universities has fallen for the first time in 16 years, fuelling fears that the government's immigration crackdown is discouraging thousands of the brightest students from continuing their studies in Britain.
Jo Beall, British Council d... | 2555.txt | 1 |
[
"A substantial part of their revenue comes from non-EU students' tuition and fees.",
"Non-EU postgraduate students are usually highly motivated.",
"The number of UK postgraduate students has fallen sharply.",
"Some of the postgraduate programmers are specially designed for non-EU students."
] | Why do UK universities try to attract postgraduate students from outside the EU? | The number of postgraduate students travelling from non-EU countries to study at UK universities has fallen for the first time in 16 years, fuelling fears that the government's immigration crackdown is discouraging thousands of the brightest students from continuing their studies in Britain.
Jo Beall, British Council d... | 2555.txt | 0 |
[
"Their children could enjoy the UK's cultural benefits.",
"Their children could find well-paying jobs upon their return.",
"Their children could become established academically.",
"Their children could work in the UK after graduation."
] | What were the expectations of some non-EU students' families? | The number of postgraduate students travelling from non-EU countries to study at UK universities has fallen for the first time in 16 years, fuelling fears that the government's immigration crackdown is discouraging thousands of the brightest students from continuing their studies in Britain.
Jo Beall, British Council d... | 2555.txt | 3 |
[
"Allow promising international students to work in research teams.",
"Revise UK visa regulations to accommodate non-EU students.",
"Give universities adequate support to attract non-EU students.",
"Try to address the needs of international students in the UK."
] | What does Beall suggest the UK government should do? | The number of postgraduate students travelling from non-EU countries to study at UK universities has fallen for the first time in 16 years, fuelling fears that the government's immigration crackdown is discouraging thousands of the brightest students from continuing their studies in Britain.
Jo Beall, British Council d... | 2555.txt | 2 |
[
"Bright colors.",
"Circular patterns.",
"Stripes and angles.",
"Various shapes."
] | What does a newborn baby like to see most'? | The newborn can see the difference betweenvarious shapes and patterns from birth. He preferspatterns to dull or bright solid colors and lookslonger at stripes and angles than at circularpatterns. Within three weeks, however, his preference shifts dramatically to the human face.
Why should a baby with so little visual e... | 4024.txt | 1 |
[
"he sees a human face more often than any other kind of pattern",
"he has an inherent ability to regard a human being as helpful",
"a human face is the most complex pattern he can see",
"a human face is often accompanied by a pleasant voice"
] | The newborn pays more attention to a human face than any other kind of objectsbecause _ . | The newborn can see the difference betweenvarious shapes and patterns from birth. He preferspatterns to dull or bright solid colors and lookslonger at stripes and angles than at circularpatterns. Within three weeks, however, his preference shifts dramatically to the human face.
Why should a baby with so little visual e... | 4024.txt | 0 |
[
"care little about a human face",
"can't track their movements",
"can't see their faces",
"can easily perceive brightness"
] | Contrary to what they believe, mothers have been told that newborns _ . | The newborn can see the difference betweenvarious shapes and patterns from birth. He preferspatterns to dull or bright solid colors and lookslonger at stripes and angles than at circularpatterns. Within three weeks, however, his preference shifts dramatically to the human face.
Why should a baby with so little visual e... | 4024.txt | 2 |
[
"ignored evidence contrary to their assumptions",
"believed that perception of form comes before perception of color and brightness",
"opposed throwing away effective data",
"proved that physical skills come after visual perception"
] | In earlier researches on the newborn's perception, scientists _ . | The newborn can see the difference betweenvarious shapes and patterns from birth. He preferspatterns to dull or bright solid colors and lookslonger at stripes and angles than at circularpatterns. Within three weeks, however, his preference shifts dramatically to the human face.
Why should a baby with so little visual e... | 4024.txt | 2 |
[
"research techniques are of vital importance scientific investigation",
"the findings of earlier scientific researchers often prove wrong",
"newborns can perceive forms from birth",
"more often than not the claims of mothers are reliable"
] | The main idea of the passage is that _ . | The newborn can see the difference betweenvarious shapes and patterns from birth. He preferspatterns to dull or bright solid colors and lookslonger at stripes and angles than at circularpatterns. Within three weeks, however, his preference shifts dramatically to the human face.
Why should a baby with so little visual e... | 4024.txt | 0 |
[
"presenting an argumentation.",
"explaining a phenomenon.",
"raising a question.",
"making a comparison"
] | The author begins the passage by _ | A boy or a girl? That is usually the first question asked when a woman gives birth. Remarkably, the answer varies with where the mother lives. In rich countries the chances of its being a boy are about 5% higher than in poor ones. Equally remarkably, that figure has been falling recently. Several theories have been put... | 3640.txt | 0 |
[
"the terrorist attacks of September 11th 2001 exerted huge negative impact.",
"women are facing greater pressure than past.",
"women are under new pressure now which they seldom faced in the past.",
"male pregnancies are more easily to miscarry."
] | The ratio of giving birth to a boy is falling in rich countries because _ | A boy or a girl? That is usually the first question asked when a woman gives birth. Remarkably, the answer varies with where the mother lives. In rich countries the chances of its being a boy are about 5% higher than in poor ones. Equally remarkably, that figure has been falling recently. Several theories have been put... | 3640.txt | 1 |
[
"47% of children born to women in the top quartile of stress were males while 52% in the bottom quartile.",
"Women in rich countries are more likely to give birth to boys.",
"Women selectively abort boys rather than waste time and resources on bringing them to term for fear of male competition.",
"Women who s... | Which of the following can explain Dr Obel's opinion that the ultimat cause is adaptive rather than pathological? | A boy or a girl? That is usually the first question asked when a woman gives birth. Remarkably, the answer varies with where the mother lives. In rich countries the chances of its being a boy are about 5% higher than in poor ones. Equally remarkably, that figure has been falling recently. Several theories have been put... | 3640.txt | 2 |
[
"they agree that giving birth to daughters is beneficial in the evolutionary sense.",
"sons are likely to produce lots of grandchildren with several women.",
"they think it is a better practice for a daughter to produce grandchildren with only one mate.",
"they think bringing sons to term is wasting time and ... | Women in the hunter-gatherer societies are more likely to give birth to daughters because _ | A boy or a girl? That is usually the first question asked when a woman gives birth. Remarkably, the answer varies with where the mother lives. In rich countries the chances of its being a boy are about 5% higher than in poor ones. Equally remarkably, that figure has been falling recently. Several theories have been put... | 3640.txt | 3 |
[
"acute stress is more likely to cause women to choose aborting boys than chronic stress.",
"stress to a woman at the time of conception, whether acute or chronic, will shift the sex ratio towards girls.",
"more girls will be born in the future because today's women, in both rich and poor countries, suffer from ... | From this passage, we may draw a conclusion that _ | A boy or a girl? That is usually the first question asked when a woman gives birth. Remarkably, the answer varies with where the mother lives. In rich countries the chances of its being a boy are about 5% higher than in poor ones. Equally remarkably, that figure has been falling recently. Several theories have been put... | 3640.txt | 1 |
[
"A fat boy students who is clever and studies hard",
"A thin girl students who is not clever and does not study hard",
"A thin boy students who is clever and studied hard",
"A fat girl students who is both clever and hardworking"
] | Which of the following persons would produce the least heat? | Along the way， Pittsburgh University has learned a great deal about some of its heat producers. The harder a student studies， the more heat his body gives off. Boy students send out more heat than girl students， and the larger a student， the more heat he produces. It sounds rather reasonable to draw the following concl... | 3764.txt | 1 |
[
"the person who produces the most heat",
"the person who suffers most from heat",
"the person who takes in the most heat",
"the person who bears the most heat"
] | In the last sentence， the "hottest prospect" refers to | Along the way， Pittsburgh University has learned a great deal about some of its heat producers. The harder a student studies， the more heat his body gives off. Boy students send out more heat than girl students， and the larger a student， the more heat he produces. It sounds rather reasonable to draw the following concl... | 3764.txt | 0 |
[
"People are fairly interested in climbing nowadays.",
"It is impossible to build up one's body by climbing.",
"People can only learn the skill of climbing outdoors.",
"It is always easy to see holding places in climbing."
] | What can we infer from the passage? | People believe that climbing can do good to health. Where can you learn the skill of climbing then? If you think that you have to go to the mountains to learn how to climb，you're wrong. Many Americans are learning to climb in city gyms. Here，people are learning on special climbing walls.The climbing wall goes straight ... | 3464.txt | 0 |
[
"to tie ropes to your harness",
"to control your fear",
"to move away from the wall",
"to climb straight up"
] | The most difficult thing to do in wall climbing is. | People believe that climbing can do good to health. Where can you learn the skill of climbing then? If you think that you have to go to the mountains to learn how to climb，you're wrong. Many Americans are learning to climb in city gyms. Here，people are learning on special climbing walls.The climbing wall goes straight ... | 3464.txt | 1 |
[
"To tell people where to find gyms.",
"To prove the basic need for climbing.",
"To encourage people to climb mountains.",
"To introduce the sport of wall climbing."
] | Why does the author write this passage? | People believe that climbing can do good to health. Where can you learn the skill of climbing then? If you think that you have to go to the mountains to learn how to climb，you're wrong. Many Americans are learning to climb in city gyms. Here，people are learning on special climbing walls.The climbing wall goes straight ... | 3464.txt | 3 |
[
"that girls who had Planet Health were less obese than those who had not.",
"that girls who had Planet Health were of a healthier lifestyle than those who had not.",
"that girls who had Planet Health were more confident than those who had not.",
"that girls who had Planet Health were more used to control weig... | The study published in the Archives of Pediatric and Adolescent Medicine shows _ | Kids heading back to enlightened schools this fall may find nutrition and exercise on the agenda even in math class. In an effort to reverse the alarming increase of obesity in children, some schools have found ways to encourage healthful lifestyle changes without emphasizing the negative-too much body weight. Planet H... | 3441.txt | 3 |
[
"fast.",
"stop.",
"pause.",
"no."
] | The word "whoa" (Line 3, Paragraph 3) most probably means _ | Kids heading back to enlightened schools this fall may find nutrition and exercise on the agenda even in math class. In an effort to reverse the alarming increase of obesity in children, some schools have found ways to encourage healthful lifestyle changes without emphasizing the negative-too much body weight. Planet H... | 3441.txt | 1 |
[
"dangerous",
"yellow-light",
"highly-nutritious",
"less healthy"
] | In the CATCH, Pizza is a kind of _ food. | Kids heading back to enlightened schools this fall may find nutrition and exercise on the agenda even in math class. In an effort to reverse the alarming increase of obesity in children, some schools have found ways to encourage healthful lifestyle changes without emphasizing the negative-too much body weight. Planet H... | 3441.txt | 3 |
[
"were not growing weight from grade 3 to grade 5.",
"were perceived from normal weight growth from grade 3 to grade 5.",
"were not growing weight from grade3 to grade 5.",
"were losing to overweight from grade 3 to grade5."
] | According to the second study of comparing CATCH schools with others without the program, CATCH students in EL Pasco _ | Kids heading back to enlightened schools this fall may find nutrition and exercise on the agenda even in math class. In an effort to reverse the alarming increase of obesity in children, some schools have found ways to encourage healthful lifestyle changes without emphasizing the negative-too much body weight. Planet H... | 3441.txt | 2 |
[
"The school adopt CATCH in order to change lifestyle of the school children's family.",
"The school applied CATCH to the school children's parents.",
"The school wanted to help children to form good health habits with the help of their parents.",
"The CATCH school children also teaches their family how to liv... | Which one of the following statements is TRUE of Glen Cove Elmentary School? | Kids heading back to enlightened schools this fall may find nutrition and exercise on the agenda even in math class. In an effort to reverse the alarming increase of obesity in children, some schools have found ways to encourage healthful lifestyle changes without emphasizing the negative-too much body weight. Planet H... | 3441.txt | 3 |
[
"More young voters are going to the polls than before.",
"The young generation supports traditionally liberal causes.",
"Young voters played a decisive role in Obama's election.",
"Young people in America are now more diverse ideologically."
] | What is the finding of a new study by CIRCLE? | A new study from the Center for Information and Research on Civic Learning and Engagement (CIRCLE) at Tufts University shows that today's youth vote in larger numbers than previous generations, and a 2008 study from the Center for American Progress adds that increasing numbers of young voters and activists support trad... | 1045.txt | 0 |
[
"How Obama is going to live up to young people's expectations.",
"Whether America is going to change during Obama's presidency.",
"Whether young people will continue to support Obama's policy.",
"How Obama's agenda is going to affect the life of Americans."
] | What is a main concern of the writers of Generation O? | A new study from the Center for Information and Research on Civic Learning and Engagement (CIRCLE) at Tufts University shows that today's youth vote in larger numbers than previous generations, and a 2008 study from the Center for American Progress adds that increasing numbers of young voters and activists support trad... | 1045.txt | 2 |
[
"Their own interpretation of American politics.",
"Policy changes to take place in Obama's administration.",
"Obama's presidency viewed from a global perspective.",
"Their lives in relation to Obama's presidency."
] | What will the Generation O bloggers write about in their posts? | A new study from the Center for Information and Research on Civic Learning and Engagement (CIRCLE) at Tufts University shows that today's youth vote in larger numbers than previous generations, and a 2008 study from the Center for American Progress adds that increasing numbers of young voters and activists support trad... | 1045.txt | 3 |
[
"Their embrace of radical ideas.",
"Their desire to change America.",
"Their utilization of the Internet.",
"Their strong sense of responsibility."
] | What accounts for the younger generation's political strength according to Professor Henry Flores? | A new study from the Center for Information and Research on Civic Learning and Engagement (CIRCLE) at Tufts University shows that today's youth vote in larger numbers than previous generations, and a 2008 study from the Center for American Progress adds that increasing numbers of young voters and activists support trad... | 1045.txt | 2 |
[
"They are politically conservative.",
"They reject conventional values.",
"They dare to take up challenges.",
"They are indifferent to politics."
] | What can we infer from the passage about Generation X? | A new study from the Center for Information and Research on Civic Learning and Engagement (CIRCLE) at Tufts University shows that today's youth vote in larger numbers than previous generations, and a 2008 study from the Center for American Progress adds that increasing numbers of young voters and activists support trad... | 1045.txt | 3 |
[
"he second paragraph relies on different evidence in drawing a conclusion similar to that expressed in the first paragraph.",
"The second paragraph provides further elaboration on why an assertion made at the end of the first paragraph proves to be true in most cases.",
"The second paragraph provides additional... | Which of the following best describes the relationship of the second paragraph to the first? | One explanation for the tendency of animals to be more vigilant in smaller groups than in larger ones assumes that the vigilant behavior-looking up, for example-is aimed at predators. If individuals on the edge of a group are more vigilant because they are at greater risk of being captured, then individuals on average ... | 1916.txt | 3 |
[
"The larger the group of animals, the higher the probability that individuals in the interior of the group will exhibit vigilant behavior.",
"Vigilant behavior exhibited by individuals in small groups is more effective at warding off predators than the same behavior exhibited by individuals in larger groups.",
... | It can be inferred from the passage that the author of the passage would be most likely to agree with which of the following assertions about vigilant behavior? | One explanation for the tendency of animals to be more vigilant in smaller groups than in larger ones assumes that the vigilant behavior-looking up, for example-is aimed at predators. If individuals on the edge of a group are more vigilant because they are at greater risk of being captured, then individuals on average ... | 1916.txt | 3 |
[
"The avoidance of predators is more important to an animal's survival than is the quest for food.",
"Vigilant behavior aimed at predators is seldom more beneficial to groups of animals than to individual animals.",
"Different species of animals often develop different strategies for dealing with predators.",
... | The passage provides information in support of which of the following assertions? | One explanation for the tendency of animals to be more vigilant in smaller groups than in larger ones assumes that the vigilant behavior-looking up, for example-is aimed at predators. If individuals on the edge of a group are more vigilant because they are at greater risk of being captured, then individuals on average ... | 1916.txt | 3 |
[
"taken apart",
"taken away",
"taken off",
"taken over"
] | The word "dismantled" in the first paragraph most probably means | When you take your car-or, indeed, any piece of machinery-to be repaired, it is generally an advantage to ask for an estimate. You should make sure an estimate is clearly listed so that you can check it afterwards. Then you cannot be charged for unnecessary work. Sometimes the repair cannot be accurately estimated unti... | 1476.txt | 0 |
[
"you will always obtain a lower price",
"you will get better service",
"you will not have to pay for unnecessary work",
"you will not have to pay any overtime"
] | It is important to obtain a clearly listed-estimate so that _ . | When you take your car-or, indeed, any piece of machinery-to be repaired, it is generally an advantage to ask for an estimate. You should make sure an estimate is clearly listed so that you can check it afterwards. Then you cannot be charged for unnecessary work. Sometimes the repair cannot be accurately estimated unti... | 1476.txt | 2 |
[
"at an hourly rate",
"according to the skill needed",
"in a number of different ways",
"by a percentage of the total overheads"
] | Mechanics are paid_ . | When you take your car-or, indeed, any piece of machinery-to be repaired, it is generally an advantage to ask for an estimate. You should make sure an estimate is clearly listed so that you can check it afterwards. Then you cannot be charged for unnecessary work. Sometimes the repair cannot be accurately estimated unti... | 1476.txt | 2 |
[
"Labor charges.",
"Overheads.",
"The estimate.",
"The profit."
] | According to the passage, which of the following does the customer not have to pay for? | When you take your car-or, indeed, any piece of machinery-to be repaired, it is generally an advantage to ask for an estimate. You should make sure an estimate is clearly listed so that you can check it afterwards. Then you cannot be charged for unnecessary work. Sometimes the repair cannot be accurately estimated unti... | 1476.txt | 2 |
[
"He is unable to estimate it.",
"He can charge a percentage of the total workshop costs.",
"He can use the manufacturer's schedules.",
"He can ask the customer."
] | How can a mechanic estimate the cost of a job? | When you take your car-or, indeed, any piece of machinery-to be repaired, it is generally an advantage to ask for an estimate. You should make sure an estimate is clearly listed so that you can check it afterwards. Then you cannot be charged for unnecessary work. Sometimes the repair cannot be accurately estimated unti... | 1476.txt | 2 |
[
"it pass through a narrow range of orbits which are equivalent of a keyhole.",
"it is forced to deviate from its original course when passing through the keyhole.",
"it passes below the altitude of communications satellites because of earth's gravitation.",
"it comes round the earth seven years later."
] | Apophis would probably hit on the earth when _ | The dinosaurs fell victim to an asteroid smashing into the Earth, but people have no plans to allow such a calamity to befall them. For the past decade or so, astronomers have been watching the skies to identify dangerous flying objects. One lump of rock, called Apophis, the Greek name for an Egyptian god of destructio... | 3573.txt | 1 |
[
"investigating.",
"tracking.",
"approaching.",
"foregoing."
] | The word "stalking" (Line 2, Paragraph 4) most probably means _ | The dinosaurs fell victim to an asteroid smashing into the Earth, but people have no plans to allow such a calamity to befall them. For the past decade or so, astronomers have been watching the skies to identify dangerous flying objects. One lump of rock, called Apophis, the Greek name for an Egyptian god of destructio... | 3573.txt | 1 |
[
"The object threatened but failed to destroy 2,000 square kilometers of Siberian forest.",
"The object dissolved in the air because it was too small to hit upon the earth.",
"The object turned out to be Apophis which visited the Earth seven years ago.",
"The route of the object was thought by scientists to be... | Which one of the following statements is TURE of the case of the object in 1908? | The dinosaurs fell victim to an asteroid smashing into the Earth, but people have no plans to allow such a calamity to befall them. For the past decade or so, astronomers have been watching the skies to identify dangerous flying objects. One lump of rock, called Apophis, the Greek name for an Egyptian god of destructio... | 3573.txt | 0 |
[
"it is only a fictitious technique that people created for Hollywood films.",
"the smithereens may smash result in fatal damage to human habitats.",
"lots of dangerous debris would fly around the earth under the gravitational atrraction.",
"the asteroid would change its orbit and pose threat to the Earth when... | The technique of smashing the object to smithereens would be silly because _ | The dinosaurs fell victim to an asteroid smashing into the Earth, but people have no plans to allow such a calamity to befall them. For the past decade or so, astronomers have been watching the skies to identify dangerous flying objects. One lump of rock, called Apophis, the Greek name for an Egyptian god of destructio... | 3573.txt | 1 |
[
"the Planetary Society which is supported by NASA.",
"the American and European space agencies.",
"space enthusiasts who donate prize money.",
"a private company called Astrium."
] | Astrium's plans would be sponsored by _ | The dinosaurs fell victim to an asteroid smashing into the Earth, but people have no plans to allow such a calamity to befall them. For the past decade or so, astronomers have been watching the skies to identify dangerous flying objects. One lump of rock, called Apophis, the Greek name for an Egyptian god of destructio... | 3573.txt | 1 |
[
"elementary schools",
"enthusiastic workers",
"the attractive premium system",
"a special way of thinking"
] | According to the author, the great outburst of major inventions in early America was in a large part due to . | What accounts for the great outburst of major inventions in early America -- breakthroughs such as the telegraph, the steamboat and the weaving machine?
Among the many shaping factors, I would single out the country's excellent elementary schools: a labor force that welcomed the new technology; the practice of giving p... | 1272.txt | 3 |
[
"benefited a lot from their mathematical knowledge",
"shed light on disciplined school management",
"was brought about by privileged home training",
"owed a lot to the technological development"
] | It is implied that adaptiveness and inventiveness of the early American mechanics . | What accounts for the great outburst of major inventions in early America -- breakthroughs such as the telegraph, the steamboat and the weaving machine?
Among the many shaping factors, I would single out the country's excellent elementary schools: a labor force that welcomed the new technology; the practice of giving p... | 1272.txt | 0 |
[
"they are both winners of awards",
"they are both experts in spatial thinking",
"they both abandon verbal description",
"they both use various instruments"
] | A technologist can be compared to an artist because . | What accounts for the great outburst of major inventions in early America -- breakthroughs such as the telegraph, the steamboat and the weaving machine?
Among the many shaping factors, I would single out the country's excellent elementary schools: a labor force that welcomed the new technology; the practice of giving p... | 1272.txt | 1 |
[
"Inventive Mind",
"Effective Schooling",
"] Ways of Thinking",
"Outpouring of Inventions"
] | The best title for this passage might be . | What accounts for the great outburst of major inventions in early America -- breakthroughs such as the telegraph, the steamboat and the weaving machine?
Among the many shaping factors, I would single out the country's excellent elementary schools: a labor force that welcomed the new technology; the practice of giving p... | 1272.txt | 0 |
[
"will be carried into 1990s",
"at least have brought the nation to the knowledge of the necessity of school reforms",
"have brought about real changes in education",
"were not encouraged by government"
] | According to the author, the reform efforts of the eighties_ . | School reform proposals in the first half of the 1980s brought hope that at least the country would wake up to the need for serious improvement in our public schools. At the same time, there was skepticism as to whether the reform would last long enough to bring about real change-a fear that the enthusiasm would fade,... | 1455.txt | 1 |
[
"power that will reduce the level of education",
"power that will prevent reform",
"power that will lead to success",
"power that fails to cause changes"
] | "Staying power "(in Line 8) refers to_ . | School reform proposals in the first half of the 1980s brought hope that at least the country would wake up to the need for serious improvement in our public schools. At the same time, there was skepticism as to whether the reform would last long enough to bring about real change-a fear that the enthusiasm would fade,... | 1455.txt | 2 |
[
"\"words are more than actions\"",
"reform movement might produce disappointing results",
"school reform could turn people's attention elsewhere",
"all of these"
] | Viewed in the light of pessimists, school reform cannot go on forever probably because | School reform proposals in the first half of the 1980s brought hope that at least the country would wake up to the need for serious improvement in our public schools. At the same time, there was skepticism as to whether the reform would last long enough to bring about real change-a fear that the enthusiasm would fade,... | 1455.txt | 3 |
[
"The government wanted to continue the school reform into the 1900s.",
"There was continued failure in so many schools.",
"Many pessimists were uncertain whether the school reform could last long.",
"Continued educational failure might lead to economic decline and a lowered standard of living."... | Why has the political force been driving educational reform in the eighties? | School reform proposals in the first half of the 1980s brought hope that at least the country would wake up to the need for serious improvement in our public schools. At the same time, there was skepticism as to whether the reform would last long enough to bring about real change-a fear that the enthusiasm would fade,... | 1455.txt | 3 |
[
"economy is declining",
"experts did not come along with ways for improvement",
"the educational ideas have not been widely accepted in the whole country",
"America succeeded in the world economy"
] | One of the reasons of failure in school reforms might be that_ . | School reform proposals in the first half of the 1980s brought hope that at least the country would wake up to the need for serious improvement in our public schools. At the same time, there was skepticism as to whether the reform would last long enough to bring about real change-a fear that the enthusiasm would fade,... | 1455.txt | 2 |
[
"counteract self-serving and confusing uses of the term",
"establish a compromise among those who have defined the term in different ways",
"increase comprehension of the term by providing concrete examples",
"avoid possible misinterpretations resulting from the more common uses of the term"
] | The author's primary purpose in defining power is to | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 3 |
[
"Law is the protector of power.",
"Law is the source of power.",
"Law sets bounds of power.",
"Law is a product of power."
] | According to the passage, which of the following best describes the relationship between law and power? | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 3 |
[
"Restatement of central ideas",
"Provision of concrete examples",
"Analysis and classification",
"Comparison and contrast"
] | Which of the following methods is NOT used extensively by the author in describing his own conception of power? | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 1 |
[
"Power tends to corrupt; absolute power corrupts absolutely.",
"The highest proof of virtue is to possess boundless power without abusing it.",
"To love knowledge is to love power.",
"It is from the people and their deeds that power springs."
] | With which of the following statements would the author be most likely to agree? | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 3 |
[
"concerned and sympathetic",
"scientific and detached",
"suspicious and cautious",
"reproachful and disturbed"
] | The author's attitude toward the various kinds of compulsion employed by social institutions is best described as | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 1 |
[
"differing natures and directions of the forces that create them",
"rigid structural framework in which they operate",
"unique source from which they emanate",
"pervasive nature and complexity of the mechanisms by which they operate"
] | According to the passage, states of power are transient because of the | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 0 |
[
"essentially the same from one society to another even though its outward manifestation may seem different",
"usually the result of misunderstandings that impede social progress",
"an inevitable feature of the social order of any state",
"wrongly blamed for disrupting the stability of society"
] | It can be inferred from the passage that the author believes the conflict among social forces to be | My objective is to analyze certain forms of knowledge, not in terms of repression or law, but in terms of power. But the word power is apt to lead to misunderstandings about the nature, form, and unity of power. By power, I do not mean a group of institutions and mechanisms that ensure the subservience of the citizenry... | 1959.txt | 2 |
[
"sprayed with pesticides",
"facing an infrared scanner",
"in poor physical condition",
"exposed to excessive sun rays"
] | Plants will emit an increased amount of heat when they are _ . | Even plants can run a fever, especially when they're under attack by insects or disease. But unlike humans, plants can have their temperature taken from 3,000 feet away-straight up. A decade ago, adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came... | 3075.txt | 2 |
[
"estimate the damage to the crops",
"draw a color-coded map",
"measure the size of the affected area",
"locate the problem area"
] | In order to apply pesticide spraying precisely, we can use infrared scanning to _ . | Even plants can run a fever, especially when they're under attack by insects or disease. But unlike humans, plants can have their temperature taken from 3,000 feet away-straight up. A decade ago, adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came... | 3075.txt | 3 |
[
"resorting to spot-spraying",
"consulting infrared scanning experts",
"transforming poisoned rain",
"detecting crop problems at an early date"
] | Farmers can save a considerable amount of pesticide by _ . | Even plants can run a fever, especially when they're under attack by insects or disease. But unlike humans, plants can have their temperature taken from 3,000 feet away-straight up. A decade ago, adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came... | 3075.txt | 0 |
[
"the lack of official support",
"its high cost",
"the lack of financial support",
"its failure to help increase production"
] | The application of infrared scanning technology to agriculture met with some difficulties due to _ . | Even plants can run a fever, especially when they're under attack by insects or disease. But unlike humans, plants can have their temperature taken from 3,000 feet away-straight up. A decade ago, adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came... | 3075.txt | 2 |
[
"the desire of farmers to improve the quality of their produce",
"growing concern about the excessive use of pesticides on crops",
"the forceful promotion by the Department of Agriculture",
"full support from agricultural experts"
] | Infrared scanning technology may be brought back into operation because of _ . | Even plants can run a fever, especially when they're under attack by insects or disease. But unlike humans, plants can have their temperature taken from 3,000 feet away-straight up. A decade ago, adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came... | 3075.txt | 1 |
[
"gave birth to a new generation of upper class consumers",
"gave rise to the dominance of the new egoism",
"led to the reform of the retailing system",
"resulted in the worship of consumerism"
] | The emergence of the affluent society after World War II _ . | Early in the age of affluencethat followed World War II, an American retailing analyst named Victor Lebow proclaimed, "Our enormously productive economy... demands that we make consumption our way of life, that we convert the buying and use of goods into rituals, that we seek our spiritual satisfaction, our ego satisfa... | 196.txt | 3 |
[
"the conversion of the sale of goods into rituals",
"the people's desire for a rise in their living standards",
"the imbalance that has existed between production and consumption",
"the concept that one's success is measured by how much they consume"
] | Apart from enormous productivity, another important impetus co high consumption is _ . | Early in the age of affluencethat followed World War II, an American retailing analyst named Victor Lebow proclaimed, "Our enormously productive economy... demands that we make consumption our way of life, that we convert the buying and use of goods into rituals, that we seek our spiritual satisfaction, our ego satisfa... | 196.txt | 3 |
[
"Because poverty still exists in an affluent society.",
"Because moral values are sacrificed in pursuit of material satisfaction.",
"Because overconsumption won't last long due to unrestricted population growth.",
"Because traditional rituals are often neglected in the process of modernization."
] | Why does the author say high consumption is a mixed blessing? | Early in the age of affluencethat followed World War II, an American retailing analyst named Victor Lebow proclaimed, "Our enormously productive economy... demands that we make consumption our way of life, that we convert the buying and use of goods into rituals, that we seek our spiritual satisfaction, our ego satisfa... | 196.txt | 1 |
[
"cannot thrive on a fragile economy",
"will not aggravate environmental problems",
"cannot satisfy human spiritual needs",
"will not alleviate poverty in wealthy countries"
] | According to the passage, consumerist culture _ . | Early in the age of affluencethat followed World War II, an American retailing analyst named Victor Lebow proclaimed, "Our enormously productive economy... demands that we make consumption our way of life, that we convert the buying and use of goods into rituals, that we seek our spiritual satisfaction, our ego satisfa... | 196.txt | 2 |
[
"human spiritual needs should match material affluence",
"there is never an end to satisfying people's material needs",
"whether high consumption should be encouraged is still an issue",
"how to keep consumption at a reasonable level remains a problem"
] | It can be inferred from the passage that _ . | Early in the age of affluencethat followed World War II, an American retailing analyst named Victor Lebow proclaimed, "Our enormously productive economy... demands that we make consumption our way of life, that we convert the buying and use of goods into rituals, that we seek our spiritual satisfaction, our ego satisfa... | 196.txt | 3 |
[
"plead for the abolishment of uniforms",
"show that uniforms are not possible in a democratic society",
"advocate stronger governmental controls on the wearing of uniforms",
"convince the reader that uniforms have more disadvantages than advantages"
] | The author's primary purpose in writing this passage was to _ . | No one should be forced to wear a uniform. under any circumstance. Uniforms are demanding to the human spirit and totally unnecessary in a democratic society. Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole. The individual in a uniform.... | 3965.txt | 3 |
[
"To show that freedom of choice is absolute.",
"To show that the government has interfered too much in the lives of individual.",
"To suggest what would happen if uniforms became compulsory.",
"To predict the way the society will be in the next few generations."
] | Why does the author discuss forcing everyone to buy the same car or eat the same food? | No one should be forced to wear a uniform. under any circumstance. Uniforms are demanding to the human spirit and totally unnecessary in a democratic society. Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole. The individual in a uniform.... | 3965.txt | 2 |
[
"The person who wears a uniform has no self-worth.",
"Wearing a uniform gives a person a sense of identification with a larger concept.",
"Uniforms will hurt one entire information and entertainment industry.",
"Envy and competition are incentive to improve one's life."
] | Which of the following statements is NOT true according to the author? | No one should be forced to wear a uniform. under any circumstance. Uniforms are demanding to the human spirit and totally unnecessary in a democratic society. Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole. The individual in a uniform.... | 3965.txt | 1 |
[
"indispensable",
"available",
"surplus",
"supplementary"
] | The word " superfluous" (Para. 3) most probably means _ . | No one should be forced to wear a uniform. under any circumstance. Uniforms are demanding to the human spirit and totally unnecessary in a democratic society. Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole. The individual in a uniform.... | 3965.txt | 2 |
[
"the positive effects of wearing uniforms",
"more negative effects of wearing uniforms",
"alternative to wearing uniforms",
"the legal rights of those not wishing to wear uniforms"
] | The next paragraph in this passage might discuss _ . | No one should be forced to wear a uniform. under any circumstance. Uniforms are demanding to the human spirit and totally unnecessary in a democratic society. Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole. The individual in a uniform.... | 3965.txt | 1 |
[
"to reduce the cost of printing 2-or-3-cent stamps",
"to help save the consumers' cost on first-class mailing",
"to respond to the complaints about rising postal rates",
"to compete with online bill paying"
] | The main purpose of introducing a "forever stamp" is _ . | The bad news: Stamp prices are expected to rise 2 cents in May to 41 cents, the Postal Regulatory Commission announced yesterday. The good news: With the introduction of a "forever stamp," it may be the last time Americans have to use annoying 2-or-3-cent stamps to make up postage differences.
Beginning in May, people ... | 3381.txt | 2 |
[
"could be collected by one's great-grandchildren",
"might be very precious in great-grandchildren's hands",
"might have been inherited from one's great-grandfathers",
"could be used by one's great-grandchildren even decades later"
] | By saying "It could be your great-grandchildren's stamp", Mr. Saunders means that forever stamps _ . | The bad news: Stamp prices are expected to rise 2 cents in May to 41 cents, the Postal Regulatory Commission announced yesterday. The good news: With the introduction of a "forever stamp," it may be the last time Americans have to use annoying 2-or-3-cent stamps to make up postage differences.
Beginning in May, people ... | 3381.txt | 3 |
[
"The investment in forever stamps will bring adequate reward.",
"America will be the first country to issue forever stamps.",
"The design of the \"forever stamp\" remains to be revealed.",
"2-or-3-cent stamps will no longer be printed in the future."
] | Which of the following is true according to the passage? | The bad news: Stamp prices are expected to rise 2 cents in May to 41 cents, the Postal Regulatory Commission announced yesterday. The good news: With the introduction of a "forever stamp," it may be the last time Americans have to use annoying 2-or-3-cent stamps to make up postage differences.
Beginning in May, people ... | 3381.txt | 2 |
[
"With forever stamps, there will be no need to worry about rate changes.",
"Postal workers will benefit most from the sales of forever stamps.",
"The inflation has become a threat to the sales of first-class stamps.",
"New interest will be aroused in collecting forever stamps."
] | What can be concluded from the passage? | The bad news: Stamp prices are expected to rise 2 cents in May to 41 cents, the Postal Regulatory Commission announced yesterday. The good news: With the introduction of a "forever stamp," it may be the last time Americans have to use annoying 2-or-3-cent stamps to make up postage differences.
Beginning in May, people ... | 3381.txt | 0 |
[
"They are more likely to survive serious diseases today.",
"Their average life span has been considerably extended.",
"They have lived long enough to read this article.",
"They are sure to enjoy a longer and happier life."
] | Why does the author congratulate his male readers at the beginning of the passage? | If you're a male and you're reading this, congratulations: you're a survivor. According to statistics, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on... | 1565.txt | 0 |
[
"Men drink and smoke much more than women.",
"Men don't seek medical care as often as women",
"Men aren't as cautious as women in face of danger.",
"Men are more likely to suffer from fatal diseases."
] | What does the author state is the most important reason men die five years earlier on average than women? | If you're a male and you're reading this, congratulations: you're a survivor. According to statistics, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on... | 1565.txt | 1 |
[
"it could happen to me, too",
"I should avoid playing golf",
"I should consider myself lucky",
"it would be a big misfortune"
] | Which of the following best completes the sentence "Geez, if it could happen to him, …" (Line2, Para. 8)? | If you're a male and you're reading this, congratulations: you're a survivor. According to statistics, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on... | 1565.txt | 0 |
[
"A casual attitude towards one's health conditions.",
"A new therapy for certain psychological problems.",
"Refusal to get medical treatment for fear of the pain involved.",
"Unwillingness to find out about one's disease because of fear."
] | What does Dr. Ross Cartmill mean by "the ostrich approach" (Line 1, Para. 9) | If you're a male and you're reading this, congratulations: you're a survivor. According to statistics, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on... | 1565.txt | 3 |
[
"They may increase public expenses.",
"They will save money in the long run.",
"They may cause psychological strains on men.",
"They will enable men to live as long as wome"
] | What does Cartmill say about regular check-ups for men? | If you're a male and you're reading this, congratulations: you're a survivor. According to statistics, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on... | 1565.txt | 1 |
[
"His abuses of presidential power.",
"The characteristics of his administration.",
"A growing chorus of outrage to his recent actions.",
"His authorization of tapping of telephone calls."
] | What led to the challenge to President George Bushes power? | Begin with the fuss over wiretapping.According to Robert Byrd, a Democratic senator from West Virginia, George Bush has assumed unchecked power that is reserved only for kings and potentates.Barbara Boxer of California says there is no excuse for Mr Bushs actions.A growing chorus of outrage, including Congressman John ... | 1197.txt | 3 |
[
"he has constitutional power to do so",
"the prevention of terrorism is the top priority",
"international calls might be made by terrorists",
"no warrant is needed for tapping telephone calls"
] | Bush's excuse for wiretapping is that | Begin with the fuss over wiretapping.According to Robert Byrd, a Democratic senator from West Virginia, George Bush has assumed unchecked power that is reserved only for kings and potentates.Barbara Boxer of California says there is no excuse for Mr Bushs actions.A growing chorus of outrage, including Congressman John ... | 1197.txt | 1 |
[
"The press",
"John Schmidt",
"Michael Hayden",
"Jonathan Schell"
] | _ least supports Bushes authorization of wiretapping. | Begin with the fuss over wiretapping.According to Robert Byrd, a Democratic senator from West Virginia, George Bush has assumed unchecked power that is reserved only for kings and potentates.Barbara Boxer of California says there is no excuse for Mr Bushs actions.A growing chorus of outrage, including Congressman John ... | 1197.txt | 3 |
[
"freedom must be sacrificed to certain extent to safeguard security",
"even Congress has no more power to wiretap than the President",
"Mr Bush has been successful in fighting against terrorism",
"Mr Bush went too far trying to avert another terrorist attack"
] | The author believes that_ | Begin with the fuss over wiretapping.According to Robert Byrd, a Democratic senator from West Virginia, George Bush has assumed unchecked power that is reserved only for kings and potentates.Barbara Boxer of California says there is no excuse for Mr Bushs actions.A growing chorus of outrage, including Congressman John ... | 1197.txt | 0 |
[
"despises",
"discusses",
"appreciates",
"approves of"
] | The author_ Mr Bushes authorization of wiretapping in many occasions. | Begin with the fuss over wiretapping.According to Robert Byrd, a Democratic senator from West Virginia, George Bush has assumed unchecked power that is reserved only for kings and potentates.Barbara Boxer of California says there is no excuse for Mr Bushs actions.A growing chorus of outrage, including Congressman John ... | 1197.txt | 1 |
[
"decline.",
"extinction.",
"increase.",
"migration."
] | The word "proliferation" in the passage (paragraph 1) is closest in meaning to | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 2 |
[
"Biodiversity levels were steady, as indicated by the fossil record.",
"Levels of biodiversity could not be tracked.",
"The most dramatic extinction episode occurred.",
"Few microscopic species existed."
] | Paragraph 1 supports which of the following statements about life on Earth before the Cambrian period? | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 1 |
[
"Dinosaurs were the only species of reptile that existed during the whole of the Cretaceous period.",
"Dinosaurs won the battle for food resources over mammals during the Cretaceous period.",
"Dinosaurs survived extinction during the Cretaceous period, whereas many other animal species did not.",
"Dinosaurs w... | According to paragraph 2, why are dinosaurs popularly said to have "ruled Earth" during the Cretaceous period? | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 3 |
[
"Dinosaurs.",
"Foraminifera.",
"Ferns.",
"Ammonoid mollusks."
] | According to paragraph 2, which of the following species initially increased in number at the K-T boundary? | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 2 |
[
"To argue that there was a significant climate at the time that endothermic dinosaurs became extinct.",
"To argue that climate change caused some dinosaurs to evolve as endotherms.",
"To support the view that at least some of the dinosaurs that became extinct were endotherms.",
"To defend climate change as po... | Why does the author note that "even endotherms can be affected by a significant change in the climate"(paragraph 3)? | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 3 |
[
"collected.",
"produced.",
"spread.",
"added."
] | The word "generated"(paragraph 4) in the passage is closest in meaning to | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 1 |
[
"widespread.",
"sudden.",
"numerous.",
"subsequent."
] | The word "extensive"(paragraph 4) in the passage is closest in meaning to | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 0 |
[
"tidal waves.",
"fires.",
"insufficient solar radiation.",
"iridium."
] | According to paragraph 4, all of the following contributed to the massive extinctions of the K-T period EXCEPT: | It was not until the Cambrian period, beginning about 600 million years ago, that a great proliferation of macroscopic species occurred on Earth and produced a fossil record that allows us to track the rise and fall of biodiversity. Since the Cambrian period, biodiversity has generally risen, but there have been some n... | 3700.txt | 3 |
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