source
stringclasses
4 values
question
stringlengths
62
6.72k
answer
stringclasses
9 values
mmlu
Question: You may get a cold sometimes. It often starts with a sore throat. You sneeze and your nose runs. You usually have a headache, too. Often you have a cough later. It's not a serious illness, but you may feel quite bad. _ For example, you can take aspirin to get rid of your headache. It is good to rest an...
B
mmlu
Question: Kramer the kitten loved to hunt for mice. He was black with white boots. Kramer was still a baby, so he liked to play all night long and sleep during the day. His favorite toy is a little fake squeaky mouse. One day, Kramer was waking up from a long nap. He saw a little mouse out of the corner of his eye. He ...
A
mmlu
Question: Canyons are generally old, huge, and breathtaking and are Choices: A. brimming to full with sand B. filled with local wildlife C. dirty and muddy inside D. typically materialized with stone
D
mmlu
Question: The ruins of Moore, Oklahoma, a town destructed for the fourth time in 14 years by a major tornado , are a reminder that current building codes can't do much to prevent property destruction and loss of life, especially when a powerful tornado cuts through town. But the total death number can be reduced when ...
D
mmlu
Question: Most people go to a doctor in their own town or suburb . But people in the Australian _ can't get to a doctor quickly. The nearest doctor is sometimes hundreds of kilometers away so they have to call him on a two-way radio. This special doctor is called the "flying doctor". He visits sick people by plane. W...
B
mmlu
Question: The snow went on falling, and they could see only a few meters in front of them. "We should go back," said Judy.She was afraid. "But where is the path ?" Everything was covered with snow.The sky was grey."What's the time?" asked Paul.Judy looked at her watch."Nearly 5 o'clock.It gets dark in an hour." "We mu...
A
mmlu
Question: Parents who feel disappointed at their teenagers' failure to pay attention in class, and inability to sit quietly long enough to finish homework or plan ahead, should take _ . Their children are not being lazy or careless, according to new research. The research has found that teenagers' brains continue devel...
A
mmlu
Question: I'm sure many of you have seen Star Wars, Jurassic Park, Multiplicity, or many of the other movies that describe cloning. Most of what you see in these movies is false. What you don't know is that cloning could be dangerous, to the clone and to our society as a whole. I think human cloning is wrong mainly for...
D
mmlu
Question: We may not be aware of it, but ordinary family homes in the U.S. and the rest of the world are not energy-efficient. Most of their energy goes to heating and cooling, and a lot of it is wasted, as warm air and cool air escape through fireplace chimneys and thin or poorly fitting windows and doors. A passive h...
C
mmlu
Question: Which sense is used to tell if there is sugar in a glass of tea? Choices: A. Touch B. Hearing C. Smell D. Taste
D
mmlu
Question: One day, a man found the cocoon of a butterfly and he brought it home. A few days later, the man saw a small hole in the cocoon. He sat and watched for several hours as a butterfly struggled to force its body through that little hole. Then it stopped. So the man decided to help the butterfly. He took a knif...
D
mmlu
Question: The National Football League (NFL) is a professional American football league with 32 teams in. How does one choose which team to support? Some people choose the team of their hometown, or where they now live, or the team that their parents or their friends follow.[:ZXXK] A boy student from Oklahoma wrote a l...
D
mmlu
Question: Because plants cannot move or talk, most people believe that they have no feelings and that they cannot receive signals from outside. However, this may not be completely true. People who studied plants have found out that plants carry a small electrical charge . It is possible to measure this charge with a s...
C
mmlu
Question: WASHINGTON The head of the World Bank says for the first time in human history, it is possible to end poverty around the world. Jim Yong Kim told a Washington audience Tuesday, he wants to make ending world poverty by 2030 a top goal for the bank and governments around the world. World Bank President Jim Yo...
B
mmlu
Question: Crosstalk ,a traditional form of comic storytelling,is making a comeback in China's tea houses and theaters. Audiences can laugh the night away every Saturday at the Qianxiangyi Teahouse in Tianjin,entertained by the apprentices of Hou Baolin,Ma Sanli or Yin Shoushan--all leading crosstalk artists of years pa...
C
mmlu
Question: Europe's first major university department to promote research into government and public policy will open in Oxford under new plans. In a hugely significant move, Oxford University will create a new school of government in 2012 following aPS75 million donation by Leonard Blavatnik, the American industrialist...
D
mmlu
Question: So far as I know, Miss Hamah was the first person to give the basic difference between work and labor. To be happy, a mall must feel,firstly, free and secondly, important. He cannot be really happy if he is forced by society to do what he does not enjoy doing,or if what he enjoys doing is lowly thought of by ...
D
sciq
Question: What is the leading cause of skin cancer? Choices: A. dehydration B. artificial light C. sunlight D. smoking
C
mmlu
Question: This is a picture of the twin brothers Li Lei and Li Ping's bedroom. It's not big, but it's very bright. It's a nice room. In the bedroom, we can see two beds, two chairs, two desks, a table and a cat. The two beds look the same. On the wall, there are some pictures of their family. Li Lei's green coat is on ...
A
mmlu
Question: The car was invented just a century ago. You may know all kinds of cars' names, but many people don't know who was the inventor of the first car. The first car was invented not by an Englishman, but by an American. His name was Henry Ford. Henry was born in a poor family, He was the eldest of the six children...
D
sciq
Question: Most ocean waves are caused by what? Choices: A. gravity B. radiation C. wind D. animals
C
mmlu
Question: Why was Bastille important to the citizens of Paris? The building of the Bastille had been started in 1370 under Charles V. By the seventeenth century, it had stopped to be important for defense. Cardinal Richelieu turned it into a prison. It was not an ordinary prison to punish common crimes. Its huge doors ...
A
mmlu
Question: As summer arrives, it's important to drink more, to keep us cool. Let's look to see what drinks are popular in the US. Sports drinks and fruit drinks are quite popular. But there are two main drinks that Americans enjoy most: water and soda. Around 10.9 billion gallons of water is drunk each year, and 12.8 ...
B
mmlu
Question: To be able to motivate oneself, or self-motivate, occurs when a person has the willingness to do something and is internally motivated to do it. Sometimes it's very difficult to get ourselves moving.The natural tendency is to postpone.Life just seems to get in the way! There is a job to go to, groceries to d...
C
mmlu
Question: There were two McDonalds--Mac and Dick--and they were brothers. In 1948, they owned a restaurant in California, they liked working in the restaurant, but they got tired of the customers ordering so many different things to eat. "If we gave customers a smaller menu, we could make some of the food before they c...
C
mmlu
Question: My father was a St. Bernard , and my mother was a collie . This was what my mother had told me. I did not know these nice differences myself. My mother like to say them and see other dogs look surprised and jealous , wondering how she got so much education. But, indeed, it was not real education. She got th...
C
mmlu
Question: Bob was a clever college student, but his family was poor, so he had to work after class and during his holidays to get enough money for his studies. One summer he got a job in a butcher's shop during the day time, and another in a hospital at night. In the shop, he learned to cut and sell meat. He did so w...
A
mmlu
Question: A mother had two daughters. She loved them very much, but two girls would fight with each other from their earliest years. As they grew older, they became total strangers. They had no contact with each other when they were adults. This caused the mother great pain. Then, later, she had an idea. She decided to...
D
arc_easy
Question: An electrical circuit can be used to break down water into hydrogen and oxygen. In this process, electrical energy produces Choices: A. kinetic energy. B. physical changes. C. chemical changes. D. potential energy.
C
mmlu
Question: For most of history scientists and mankind in general considered plants to be passive organisms just with no reason or means of communicating with one another. But new research has revealed that many plants actually 'chat' quite a bit over their own networks, which may also indicate that your auntisn't quite ...
D
mmlu
Question: We can't help but grow older physically, but we can stay young in other ways. Do you want to stay young? If yes is the answer, here is what you can do: 1. _ . This includes age, weight and height. Let the doctor worry about them. That is why you pay him/her. 2. Keep only cheerful friends. The grouches pull y...
C
mmlu
Question: TLike most big projects, learning to manage your mother well is what you should do. Here are what I believe the best steps towards a better relationship with her. They are not necessarily surprising or revolutionary, but they have worked for many people. Try them. Remember your mother's age. As children, we o...
C
mmlu
Question: An elephant and a monkey were arguing. "Look, how big and strong I am!" The elephant said. The monkey disagreed, "Look, how fast I can run and climb! Can you?" At last they asked a wise tiger, "Which is better--to be strong or to be quick?" The tiger said, "Go across the river and pick the fruit on that tree ...
B
mmlu
Question: There is a story about a man who lost his legs and left arm in an accident. After the accident, only a finger and thumb on his right hand remained. He was a brilliant, creative, and educated man. He had gained a lot of experience while traveling around the world, so he became very depressed after his accident...
C
sciq
Question: Archaeans produce what kind of gas as a waste product? Choices: A. sulfide B. methane C. carbon dioxide D. carbon monoxide
B
mmlu
Question: Around twenty years ago I was going through hard times. I could not find a satisfying job. To my shame, I had to drive a school bus to make ends meet and lived in a friend's house. One afternoon, while driving through a quiet suburban neighborhood I was so sad that I kept asking myself "Why has my life beco...
B
mmlu
Question: There are some strange driving laws in different countries. Vietnam: If you're in Vietnam without a Vietnamese driver's license, you risk a prison sentence of up to 3years. Russia: In Moscow, if your car is dirty enough to draw dust art, you will be fined about 2,000 rubles. Worse yet, it's not legal to was...
A
mmlu
Question: Chengdu No.7 High School has formed a bright character and good tradition in school operation in the long period education and teaching practices. It mainly focuses on compulsory subjects, with a combination of selected subjects. It has formed a practical teaching system which mainly focuses on subject practi...
D
mmlu
Question: My friends and I had just finished lunch at a hotel when it started to rain heavily. When it became lighter, I decided to get my car which was parked at my office three streets away. My friends argued that I shouldn't go, mainly because I was seven months pregnant then. I promised that I'd be very careful. ...
D
mmlu
Question: Barack and Michelle Obama have two daughters: Malia, born in 1998, and Sasha, born in 2001. Before his inauguration, President Obama published an open letter to his daughters in Parade magazine, describing what he wants them and every child in America "to grow up in a world with no limits on your dreams and n...
B
mmlu
Question: People usually talk about two groups of colours: warm colours and cool colours. Scientists think that there are also two groups of people: people who prefer warm colours and people who prefer cool colours. The warm colours are red, orange and yellow. Where there are warm colours and a lot of light, people usu...
D
mmlu
Question: In many countries, heart disease kills a lot of women and even more men. There are four major causes of this disease and these are smoking, poor or bad diet, a family history of heart disease and stressful work. Among these main wrong-doers, the most common cause is stress. What is stress and how do you feel ...
D
mmlu
Question: Although cats may be one of the most popular pets today, little is known about how and when humans and cats set up their close relationship. The earliest evidence for human-cat interaction dates back to prehistoric Cyprus , where the remains of a wild cat and a human -- dated 9,500 years old -- were found bur...
C
mmlu
Question: Mrs. Smith is Jim's mother. She loves her family very much. She often buys food, fruit and clothes for Jim and his father. Now many clothes are on sale at good prices. Mrs. Smith comes to the store and she wants to buy some clothes. It has sweaters in all colors for Y=15 each and sports shoes for only Y=28. ...
C
sciq
Question: The way in which the sun produces light is called what? Choices: A. rays B. tumescence C. photosynthesis D. incandescence
D
mmlu
Question: Deep in the wilderness of northern Kenya, two boys found a pair of crying cheetah cubs . The cubs' mother had been killed by a lion. The cheetahs were only a few weeks old. In the wild, about 9 out of 10 cheetah cubs die before they are three months old. They are food for lions. But these cubs were so lucky ...
B
mmlu
Question: Canada is a very large country. It is the second largest country in the world .By contrast it has a very small population. There are only about 29 million people there. Most Canadians are of British or French origin, and French is an official language of Canada as well as English .About 45%of the people are o...
C
mmlu
Question: Cutting down a tree Choices: A. ceases its ability to grow B. will cause it to grown 10x bigger C. will decrease the likelihood of deforestation D. will cause the tree to flourish
A
mmlu
Question: Tess still stood hesitating like a swimmer about to make his dive, hardly knowing whether to return or move forward, when a figure came out from the dark door of the tent. It was a tall young man, smoking. He had an almost black face, though red and smooth. His moustache was black with curled points, though h...
B
mmlu
Question: Able, owner of Blackacre and Whiteacre, two adjoining parcels, conveyed Whiteacre to Baker and covenanted in the deed to Baker that when he, Able, sold Blackacre he would impose restrictive covenants to prohibit uses that would compete with the filling station that Baker intended to construct and operate on W...
A
mmlu
Question: Which source of electricity would harm the environment the least? Choices: A. solar power B. diesel generator C. hydroelectric dams D. power lines
A
mmlu
Question: Getting in touch with nature can help keep people fit, reducing the burden of sickness on the health service, conservation experts say. Natural England is starting a campaign to get people to spend more time outside among the country's wildlife and natural environment. The aim of the campaign is to ge...
D
mmlu
Question: I became a stand- up comic at 12:45 yesterday afternoon when I walked onto a comedy club stage and did a "bit". It was an audition in which people had exactly two minutes each to perform for a producer. I am not a comic, have never appeared onstage, am awkward before many people, and have no social skills...
B
mmlu
Question: Each student at an engineering college in Canada gets a steel ring upon graduation in addition to graduation certificate. There is a story behind the unusual ring. Several years ago, a graduate from this engineering college designed an iron-steel bridge. Unfortunately, because of many mistakes in his design, ...
C
mmlu
Question: The interaction of the skeletal and muscular systems to produce locomotion is coordinated by which human body system? Choices: A. circulatory B. excretory C. nervous D. respiratory
C
mmlu
Question: For teenagers, it's great fun to explore new places and it feels like an adventure, even when you know you're not the first to have been there. But to make sure not to get lost or waste time going round in circles, the following tips may be helpful. *Do the map reading if you're being driven somewhere. It'll ...
D
mmlu
Question: Mrs. Green is going to give a birthday party for Mary. Mary is her daughter. She is going to be ten years old. A lot of friends of Mary's are going to come to the party. There are twenty girls of them. Mrs. Green is getting ready for the party. Mrs. White is helping her. "That's a big nice cake," Mrs. White s...
D
mmlu
Question: When thinking about placing a human being in space, one of the most important questions was how to design special clothing needed to protect a person from the dangers of the space environment. The cold of space will freeze skin in a short time. The fierce heat of the sun can cause serious burns. The lack of a...
C
mmlu
Question: The story I am going to tell you happened about three years ago when I started to learn how to drive. At first, I was very frightened, and I thought I could never learn how to drive a car. Driving a car frightened me because in my home country women never drive, but in the United States every woman has to kno...
B
mmlu
Question: Mr .Smith is an Englishman. He teaches English well.His English classes are very interesting.He likes us and we like him,too. Mr Smith has two children--Tom and Lucy.Tom is seven and his sister Lucy is four.Tom goes to school but Lucy doesn't. Mr Smith likes to wear a T-shirt and jeans .Football is his favori...
B
sciq
Question: When heat flows into an object, its thermal energy increases and so does its what? Choices: A. temperature B. matter C. color D. speed
A
mmlu
Question: Little Peter is a boy of nine. He began to go to school when he was six, and now he is in Grade Three. He lives not far from the school, but he is often late for class. He likes watching TV in the evening and goes to bed late, so he can't get up on time in the morning. This term, Mrs. Black, Peter's aunt, tea...
C
mmlu
Question: Rabbits are easy to raise. They are clean and quiet. They don't need a lot of room. And it costs a small amount of money to feed them, but you can get a big return. One male and two females will produce as many as fifty more rabbits in a year. That is enough to provide enough meat for a family. Rabbit meat is...
B
mmlu
Question: A woman and a man were involved in a car accident on a snowy cold Monday morning. Both of their cars became totally damaged. But amazingly neither of them was hurt. God works in mysterious ways. After they got out of their cars, the woman said, " So you're a man. That's interesting. I'm a woman. Wow, just loo...
B
mmlu
Question: When we think of Hollywood, we think of films and famous film stars. They are part of Hollywood' s history. Today people make films in other places, too. Not all famous film stars live in Hollywood. But Hollywood is still a very special part in Los Angeles, California. You can easily see where Hollywood is in...
A
mmlu
Question: When I was going home to India last year, I called up my mother to ask if she wanted anything from china, When India had not opened up its markers to the world, I carried suitcase loads of dark glasses and jeans. Thankfully, we can get all these anywhere in India now, Still ,her answer surprised me: "Green te...
B
mmlu
Question: English Teacher Needed We are one of the biggest English Teacher agency in China, we refer lots of foreign teacher/employee to university or company daily.We provide this service to teacher for free. What you need to do is log on our website www.languageteaching.com.cn and register, we will put your resume o...
D
mmlu
Question: In the deep blue Indian Ocean, there's a beautiful island country called Maldives . It's the smallest in population and area of all the Asian countries. It has an area of 90,000 km2, but 99% of the area is covered by the sea. It has 1,190 islands and is about 820 km from North to South. People live on no mo...
A
mmlu
Question: A year ago, at the annual pre-Grammy party, Whitney Houston, the great star, walked on stage and closed the evening with a brilliant performance. Last Saturday, Houston was once again the focus before the Grammy, but her presence was a regrettable one.Earlier that day, the pop music's former queen was found d...
C
mmlu
Question: More and more mainland high school graduates are considering attending universities in Hong Kong. They feel that attractive scholarships, the high quality of education and a chance to experience a different culture present a good opportunity. At Fudan University's prefix = st1 /Handancampus, nearly 800 local ...
D
mmlu
Question: On April 20,2013, a big and powerful earthquake attacked Ya'an, Sichuan Province. A great many buildings and houses _ a lot of people were killed and even more people lost their homes in the earthquake . Death toll from the 7.0-magnitude earthquake that hit Ya'an in southwestern China's Sichuan Province has r...
B
mmlu
Question: One day Mr Brown sees a young woman with several children in the street. He is very surprised because all the children are wearing the same clothes. White caps, blue coats and yellow trousers. "Are all these children yours?" he asks the woman. "Yes, they are," she answers. "Do you always dress them in the ...
D
mmlu
Question: As a school teacher, Inderjit Khurana used to take the train to work. And one day, at the station, she saw dozens of children who spent their days begging from train passengers rather than going to school. She learned that it was not a rare problem and that millions of children in India lived on the streets. ...
C
mmlu
Question: Making friend is a skill. Like most skills, it improves with practice. If you want to meet people and make friends, you must be willing to take some action. You must first go where there are people. You won't make friends staying home alone. Join a club or group, talking with those who like the same things y...
B
mmlu
Question: At the shopping mall, you probably think about spending, not saving. Think about all the lights that keep the mall bright. Think about all the water faucets in the toilet. Think about all the air conditioning in summer. Saving energy is a hot topic for such a big place! Many things at the mall use energy. Ele...
B
mmlu
Question: Bolivia has a population of three and a half million. About one tenth of the total population are white; one-fourth are mixed Indians and white; and more than half are full-blooded Indians. The government and the industries are under the control of the white people. The Indians today live in much the same w...
A
mmlu
Question: Microwaves may be great at warming up food, but what about warming people? Using microwaves to directly heat owners of a room would save much of the energy wasted by heating walls and furniture. And despite popular ideas about microwaves, this technique would be safe, according to Charles R. Burlier of the Mi...
B
mmlu
Question: What does it mean to cry over a book? "I'm a reader who did not weep," Ruth Graham, a well-known critic, wrote. "Does this make me heartless? Or does it make me a grown-up?" Tears have played a surprisingly important part in the history of the novel. Readers have always asked about the role that emotion plays...
B
sciq
Question: Dividing net force by total mass yields what? Choices: A. movement B. transmission C. acceleration D. energy
C
mmlu
Question: DaveDean is a great musician. He is an early bird. He usually gets up at six o'clock in the morning. After he gets up, he drinks some water first. Next, he brushes his teeth. Then, he plays football with his friends. At half past seven, he eats his breakfast. After that, he often plays the violin. At about ei...
D
mmlu
Question: For many years, artists have flocked to Paris, France, to paint or to learn to paint. Perhaps artists first went there because of the city's beauty. They went to paint pictures of the broad, tree-lined streets, the great churches, and the graceful river bridges. The artists felt comfortable in Paris because t...
D
mmlu
Question: I am a Chinese. I've always been making drams from time to time. Those dreams made by each average Chinese like me are certainly Chinese dreams. Dreams vary from person to person, an d also from time to time. But in a certain time, people share the similar dreams here I'd like to share my Chinese dreams with ...
B
mmlu
Question: A person wanting to signal with light could redirect sunlight with Choices: A. a shoe B. a steel dish C. a teabag D. a cat
B
mmlu
Question: The best family vacations are the ones where everyone is entertained and everyone gets along Not sure how to do that,especially if traveling with kids is involved? A travel agent is your answer. A travel agent can recommend the best destinations,resorts and cruises for family-friendly vacations.For vacations ...
C
mmlu
Question: It was 3:12 a.m. when nine-year-old Glenn Kreamer awoke to the smell of burning. Except for the crackling of flames somewhere below there was not a sound in the two-storey house at Baldwin, Long Island. With his father away on night duty at a local factory, Glenn was worried about the safety of his mother, h...
C
mmlu
Question: Are you reading this while sitting in an office cubicle ? If so, please take a moment and glance around you. Are there photos of your last vacation hung on the wall? One of your kid's drawings? A yellowed print of a favorite cartoon? If so, you are doing something good for both yourself and your organization....
D
mmlu
Question: When you travel in other countries, you'll have to get yourself well prepared to ensure your safety and handle emergencies. Before you leave, you'd better: 1. Take out medical insurance policy and learn what the plan covers and whether departure or return to the hometown is covered. Figure out payment choices...
C
mmlu
Question: It was a nice day, an old man decided to go fishing. But he got nothing.Finally, he gave up and went back home. He found the door open when he got home. He walked into his house and saw a big bear. The bear poured his honey all over the floor. His paws were full of(...) honey. The old man was very angry, so ...
A
mmlu
Question: They can be seen more frequently than ever before on college campuses, wearing flannel and thickframed glasses while listening to music. One might find them playing unusual musical instruments, shopping at secondhand stores or expressing themselves in other unique ways. They call themselves hipsters. Being "...
B
mmlu
Question: Telemedicine is the name for when doctors give advice to patients by telephone or the Internet, or when health care providers in rural areas connect with specialists in big cities. Telemedicine has existed for a long time, but the rise of smart phones, tablets and webcam-equipped computers is raising telemedi...
B
mmlu
Question: A light can be turned on if the Choices: A. circuit is complete B. light is unplugged C. house is destroyed D. power is out
A
mmlu
Question: These days, if you still think the cellphone is just for talking, you will get laughed at. Yes, it's true, voice-only handsets have become out of date. Today's do-it-all mobiles have a lot in common with the computer. The only difference may be that they fit in your pocket and you pay by the minutes to use th...
D
mmlu
Question: Have you ever wondered what a Degree might be worth to you in your job or career? It means a lot. Americans with an Associate Degree average nearly $10,000 more in yearly earnings than those with just a High School Diploma. Harcourt Learning Direct offers you a way to get a Specialized Associate Degree in 11 ...
A
mmlu
Question: Hello, I'm Jack. I live in Sydney, Australia. And I want an e-friend in China. I think China is a very interesting place. I am 14 years old and my birthday is in October. I can speak English and some French. I have a brother, Paul, and a sister, Sarah. They have e-friends in England and America. I like going ...
B
mmlu
Question: Scottish Islands Airports Many of the larger Scottish Islands have airports on the smaller islands. This makes island travel a lot easier across from the mainland of Scotland and between islands. Flying over the islands gives you a bird's-eye view on clear days. Orkney Island...
C
mmlu
Question: My name is Ben. I live with my brother, mother and father in a flat. There are 27 floors in the tall building. My apartment is on the top floor. My father has a car .He parks it in the basement of the building. Our apartment is not in the centre of the city. It is 4 kilometers from the centre. My father works...
D
mmlu
Question: Rob Kalin learned the secret to success while he was still in his baby bed. At age one, the Boston-bom teacher's son dragged around a stuffed rabbit that had been lovingly sewn by one of his mother's students. True, one of the ears was sewn on backward, but that just added to its magic. "It was always special...
A
mmlu
Question: An English traveler found himself in a northern European country with a little money to buy the ticket for the travel back home. As he knew that it would take him only two days to get to England, he thought that he would be all right without food. So he bought a ticket and went on board. He closed his ears to...
B
mmlu
Question: Many years ago in a small German town, a Jewish businessman had the misfortune of owing a large sum of money to the moneylender. The moneylender, who was old and ugly, fancied the businessman's beautiful daughter. So he proposed a bargain. The moneylender told them that he would put a black pebble and a white...
A
mmlu
Question: Oscar, the owner in fee simple, laid out a subdivision of 325 lots on 150 acres of land. He obtained governmental approval (as required by applicable ordinances) and, between 1968 and 1970, he sold 140 of the lots, inserting in each of the 140 deeds the following provision: "The Grantee, for himself and his h...
B