| {"question": "最小的一位自然数是？", "options": ["2", "0", "1", "-1"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "最小的自然数是？", "options": ["1", "0", "2", "-1"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "把整数“4”平均分成500份，可以用小数表示为？", "options": ["0.08", "0.25", "0.04", "0.008"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "3.456的整数部分是？", "options": ["3", "5", "4", "6"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "在3.456的百分位位置的数字是？", "options": ["4", "6", "3", "5"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "下列关于小数的说法中，哪一项是正确的？", "options": ["小数是不能表示为分数的数。", "小数点左边的数字表示整数部分，右边的数字表示分数部分。", "所有的小数都可以转换成有限小数。", "小数中的每一位数字都有其确定的位值，位值随着位置的改变而改变。"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "整数和小数的计数法是几进制？", "options": ["八进制", "二进制", "十六进制", "十进制"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "假使让小数的大小不变，可以在小数的末尾添上或去掉", "options": ["0", "2", "1", "3"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "若使一个数扩大10000倍，则应当将小数点？", "options": ["向右移动四位", "向右移动三位", "向左移动三位", "向左移动四位"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "若使一个数缩小10000倍，则应当将小数点？", "options": ["向右移动四位", "向左移动三位", "向左移动四位", "向右移动三位"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "整数a除以整数b（b≠0），除得的商正好是整数而且没有余数，则a与b的关系是?", "options": ["整乘", "以上都不是", "无关", "整除"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "如果a是b的倍数，b是a的约数，则数a能被数b?", "options": ["整乘", "以上都不是", "整除", "无关"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "一个数倍数的最小的倍数是？", "options": ["1", "以上都不是", "它本身", "0"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "一个数的最大的约数是？", "options": ["1", "它本身", "以上都不是", "0"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "一个数的最小的约数是？", "options": ["1", "以上都不是", "0", "它本身"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "奇数和偶数依据什么分类？", "options": ["能否被2整除", "乘积为1", "以上都不是", "乘积是否为整数"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "0是什么数？", "options": ["小数", "以上都不是", "奇数", "偶数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "一种数，只有1和它本身两个约数,另一种数除了1和它本身还有别的约数，这两种数分别叫做？", "options": ["公约数和公倍数", "质数和合数", "奇数和偶数", "常数和小数"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "最小的质数是？", "options": ["2", "1", "3", "以上都不是"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "最小的合数是？", "options": ["4", "3", "1", "2"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "个位上是0、2、4、6、8的数，都能被哪一自然数整除？", "options": ["1", "2", "4", "3"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "个位上是0或者5的数，都能被哪一自然数整除？", "options": ["3", "1", "5", "2"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "一个数的各位上数的和能被3整除，都能被哪一自然数整除？", "options": ["3", "2", "1", "4"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "如果一个自然数的因数是质数，这个因数就是这个自然数的？", "options": ["合数", "公因数", "质因数", "公约数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "把一个合数用质因数相乘的形式表示出来，这一过程叫？", "options": ["分解合数", "求解公约数", "分解质因数", "求解公因数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "根据极值的大小，公约数有——；公倍数有——？", "options": ["最小公因数；最大公倍数", "以上都不是", "最大公约数；最小公倍数", "最小公约数；最大公倍数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "一般关系的两个数的最大公约数、最小公倍数用什么计算法来求。", "options": ["短除法", "乘法", "求合法", "求差法"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "互质关系的两个数最大公约数是1，最小公倍数是？", "options": ["两数之商", "两数之和", "以上都不是", "两数之积"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "倍数关系的两个数的最大公约数是小数，最小公倍数是？", "options": ["因数", "分数", "大数", "小数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "公约数只有1的两个数叫做?", "options": ["公因数", "最小公约数", "以上都不对", "互质数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "两数之积等于最小公倍数和谁的积？", "options": ["最大公约数", "最小公约数", "1", "最大公倍数"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "$和－一个加数=$？", "options": ["被减数", "和", "加数", "以上都不是"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "$减数＝被减数－$？", "options": ["以上都不是", "差", "加数", "和"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "$积\\div一个因数=$?", "options": ["以上都不是", "和", "加数", "另一个因数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Divisibility of Numbers"} |
| {"question": "$被除数\\div除数=$？", "options": ["以上都不是", "商", "和", "加数"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "在四则运算中，第一级运算和第二级运算分别是？", "options": ["求合法；求差法", "以上都不是", "加减法；乘除法", "乘积法；作商法"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "$a+b=b+$?", "options": ["a", "b", "以上都不是", "2b"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "$a \\times b =$ ?", "options": ["b", "$b \\times a$", "以上都不是", "2b"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "$(a+b)+c=(b+c)+$?", "options": ["c", "d", "a", "b"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "$(a \\times b）\\times c=(b×c) \\times$ ?", "options": ["a", "b", "c", "d"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "两个数的和同一个数相乘，可以把两个加数分别同这个数相乘，再把两个积相加，结果如何？", "options": ["变小", "不变", "变大", "以上都不对"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "从一个数里连续减去两个数，等于从这个数里减去两个减数的?", "options": ["和", "以上都不对", "商", "差"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "一个数连续除以两个数，等于这个数除以两个除数的？", "options": ["商", "以上都不对", "差", "积"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Four Operations"} |
| {"question": "速度×时间的答案是什么？", "options": ["路程", "数量", "效率", "时间"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "路程÷时间的答案是什么？", "options": ["时间", "速度", "效率", "数量"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "路程÷速度的答案是什么？", "options": ["数量", "时间", "路程", "效率"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "工作效率×工作时间的答案是什么？", "options": ["工作总量", "工作时间", "工作效率", "工作价值"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "工作总量÷工作效率的答案是什么？", "options": ["工作效率", "工作时间", "工作价值", "工作总量"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "工作总量÷工作时间的答案是什么？", "options": ["工作时间", "工作效率", "工作总量", "工作价值"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "单价×数量的答案是什么？", "options": ["总价", "路程", "数量", "效率"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "总价÷数量的答案是什么？", "options": ["路程", "单价", "数量", "效率"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "总价÷单价的答案是什么？", "options": ["单价", "路程", "效率", "数量"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "每份数×份数的答案是什么？", "options": ["总数", "效率", "数量", "路程"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "总数÷份数的答案是什么？", "options": ["效率", "数量", "每份数", "路程"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "总数÷每份数的答案是什么？", "options": ["路程", "效率", "数量", "份数"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "含有未知数的等式叫做什么？", "options": ["函数", "方程", "原点", "分数"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "使方程左右两边相等的未知数的值叫做什么？", "options": ["等式", "方程的解", "分子", "解方程"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "求方程解的过程叫做什么？", "options": ["分子", "等式", "方程的解", "解方程"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Basic Concepts of Equations"} |
| {"question": "把单位“1”平均分成若干份，表示这样的一份或几份的数叫做什么？", "options": ["等式", "分子", "分数", "分母"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "把单位“1”平均分成若干份，表示其中几份的数，叫做分数单位？", "options": ["四份", "两份", "一份", "三份"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分数的分子是除法中的什么？", "options": ["被除数", "前项", "后项", "除数"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分数的分母是除法中的什么？", "options": ["除数", "被除数", "前项", "后项"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": ":什么实际上就是分母是10、100、1000……的分数？", "options": ["被除数", "分子", "除数", "小数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": ":分数的什么就是比的前项？", "options": ["被除数", "除数", "分母", "分子"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": ":分数的什么就是比的后项？", "options": ["分母", "分子", "除数", "被除数"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "分数按类别可以分为什么？", "options": ["除数和被除数", "分子和分母", "前项和后项", "真分数和假分数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分子小于分母的分数叫做什么？", "options": ["小数", "真分数", "除数", "假分数"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分子大于或等于分母的分数叫做什么？", "options": ["小数", "除数", "假分数", "真分数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分子与分母互质的分数叫做什么？", "options": ["小数", "真分数", "最简分数", "假分数"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "分数的分子和分母同时乘或除以相同的数（零除外），分数的大小会有什么样的变化？", "options": ["不确定", "不变", "变大", "变小"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "这样的分数可以化成有限小数：前提是这个分数要是最简分数， 如果分母只含有2、5这2个质因数，这样的分数就能化成什么？", "options": ["无限小数", "有限小数", "整数", "不确定"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "表示一个数是另一个数的百分之几的数叫做什么？", "options": ["有限小数", "百分数", "无限小数", "整数"], "answer": "B", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "百分数也叫做百分率或者百分比。百分数通常用什么来表示？", "options": ["整数", "小数", "$%$", "$/$"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Fractions and Percentages"} |
| {"question": "长度单位有哪些？", "options": ["立方米、立方分米（升）、立方厘米（毫升）", "吨、千克、克", "千米、米、分米、厘米、毫米", "平方千米、公顷、平方米、平方分米、平方厘米"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "面积单位有哪些？", "options": ["立方米、立方分米（升）、立方厘米（毫升）", "千米、米、分米、厘米、毫米", "吨、千克、克", "平方千米、公顷、平方米、平方分米、平方厘米"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "体积（容积）单位有哪些？", "options": ["吨、千克、克", "平方千米、公顷、平方米、平方分米、平方厘米", "立方米、立方分米（升）、立方厘米（毫升）", "千米、米、分米、厘米、毫米"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "质量单位有哪些？", "options": ["吨、千克、克", "千米、米、分米、厘米、毫米", "世纪、年、月、日、时、分、秒", "平方千米、公顷、平方米、平方分米、平方厘米"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "时间单位有哪些？", "options": ["吨、千克、克", "千米、米、分米、厘米、毫米", "世纪、年、月、日、时、分、秒", "平方千米、公顷、平方米、平方分米、平方厘米"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "一年中的大月有哪些月份？", "options": ["1、3、6、7、8、10、12", "1、3、5、7、8、10、12", "1、3、5、6、8、10、12", "1、3、5、7、8、10、11"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "每个自然月最多多少天？", "options": ["28", "30", "29", "31"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "一年中的小月有哪些月份？", "options": ["4、6、9、11", "1、3、5、7、8、10、12", "4、6、9、12", "4、8、9、11"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "二月平年有多少天？", "options": ["31", "29", "30", "28"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "二月闰年有多少天？", "options": ["30", "28", "31", "29"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "一年有多少个季度？", "options": ["1", "4", "2", "3"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "每个季度有多少个月？", "options": ["2", "5", "3", "4"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "公历年份是几的倍数的一般是闰年？", "options": ["3", "5", "4", "2"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "公历年份是整百数的，必须是几的倍数才是闰年。？", "options": ["500", "200", "400", "300"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "线段、射线、直线的联系是什么?", "options": ["三者都是无限长的", "三者都是直的", "三者都是曲的", "三者都是无端点的"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "区别是线段可以量出长度，线段的端点数量是多少？", "options": ["没有", "有两个", "有三个", "只有一个"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "射线可以无限延长，射线的端点数量是多少？", "options": ["没有", "只有一个", "有两个", "有三个"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "直线两端都可以无线延长，直线的端点数量是多少？", "options": ["只有一个", "没有", "有两个", "有三个"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "从一点引出两条射线所组成的图形叫做什么？", "options": ["面", "圆", "线", "角"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "角的大小看两条边叉开的大小，叉开越大角就怎么变化？", "options": ["越小", "叉开的大小与角的大小没有关系", "不变", "越大"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "小于$90^{\\circ}$的角叫做？", "options": ["钝角", "平角", "锐角", "不是角"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "大于$90^{\\circ}$而小于$180^{\\circ}$的角叫做？", "options": ["锐角", "不是角", "平角", "钝角"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "角的两边在一条直线上的角叫做？", "options": ["不是角", "钝角", "平角", "锐角"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "两条直线相交成直角时，这两条直线互相垂直，其中一条直线是另一条直线的？", "options": ["交叉线", "垂线", "对称轴", "中垂线"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "两条直线相交成直角时，这两条直线互相垂直，这两条直线的交点叫做？", "options": ["圆点", "垂足", "点", "中心"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "在同一平面内不相交的两条直线叫做什么？", "options": ["交叉线", "中垂线", "两条直线", "平行线"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "平行线之间垂直线段的长度都相等吗？", "options": ["没有关系", "相等", "不确定", "不相等"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "有三条线段围成的图形叫做？", "options": ["梯形", "三角形", "四边形", "圆"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "三角形的分类有哪些？（按角分）", "options": ["锐角三角形、钝角三角形、一般三角形", "钝角三角形、直角三角形、一般三角形", "锐角三角形、钝角三角形、直角三角形", "锐角三角形、一般三角形、直角三角形"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "三角形的分类有哪些？（按边分）", "options": ["直角三角形、等腰三角形、等边三角形", "等腰三角形、等边三角形、直角三角形", "一般三角形、等腰三角形、等边三角形", "等边三角形、等腰三角形"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "三角形三个内角和是多少？", "options": ["$90^{\\circ}$", "$540^{\\circ}$", "$360^{\\circ}$", "$180^{\\circ}$"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "由四条线段围成的图形是什么？", "options": ["五边形", "四边形", "六边形", "三角形"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆是一种曲线图形。圆上任意一点到圆心的距离都相等，这个距离就是圆的什么？", "options": ["直径", "两倍直径", "两倍半径", "半径"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆的半径、直径都有多少条？", "options": ["1", "3", "无数", "2"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "在同一个圆里，直径是半径的几倍？", "options": ["5倍", "3倍", "2倍", "4倍"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "在同一个圆里，半径是直径的几倍？", "options": ["三分之一", "四分之一", "二分之一", "五分之一"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "如果一个图形沿着一条直线对折，直线两侧的图形能够完全重合，这个图形就是什么图形？", "options": ["中心对称图形", "关于x轴对称图形", "轴对称图形", "关于y轴对称图形"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "如果一个图形沿着一条直线对折，直线两侧的图形能够完全重合，折痕所在的这条直线叫做？", "options": ["对称轴", "对称中心", "交线", "中垂线"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "学过图形中的轴对称图形有？", "options": ["等腰三角形、等边三角形、长方形、正方形、梯形", "圆、等腰三角形、等边三角形、长方形、正方形、梯形", "圆、三角形、长方形、正方形、等腰梯形", "圆、等腰三角形、等边三角形、长方形、正方形、等腰梯形"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "围成一个图形的所有边长的总和就是这个图形的什么？", "options": ["周长", "边长", "面积", "体积"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "物体的表面或围成的平面图形的大小，叫做它们的什么？", "options": ["边长", "体积", "周长", "面积"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "立体图形所有面的面积的和，叫做这个立体图形的什么？", "options": ["体积", "周长", "棱长", "表面积"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "物体所占空间的大小叫做物体的什么？", "options": ["体积", "周长", "表面积", "棱长"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方体、正方体都有多少条棱。", "options": ["10", "6", "12", "8"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方体、正方体都有多少个面。", "options": ["10", "12", "6", "11"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方体、正方体都有多少个顶点。", "options": ["6", "10", "8", "12"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "正方体是特殊的什么？", "options": ["等腰三角形", "正方体", "长方体", "梯形"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "等边三角形是特殊的什么？", "options": ["梯形", "长方体", "正方体", "等腰三角形"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆柱的三个特点是什么？", "options": ["侧面积是长方形、侧面是曲面、两个底面是相同的圆", "上下一样粗细、侧面积是长方形、两个底面是相同的圆", "上下一样粗细、侧面是曲面、两个底面是相同的圆", "上下一样粗细、侧面是曲面、侧面积是长方形"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆柱两个底面之间的距离叫做？", "options": ["圆柱的底", "圆柱的长", "圆柱的周长", "圆柱的高"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "把圆柱的侧面展开，得到一个长方形，这个长方形的长等于圆柱的底面的周长，宽等于？", "options": ["圆柱的底", "圆柱的边", "圆柱的长", "圆柱的高"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆周率$\\pi$是一个什么数？", "options": ["无限循环小数", "有限小数", "整数", "无限不循环小数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Integers and Decimals"} |
| {"question": "把圆等份成若干份，拼成的图形接近于长方形。这个长方形的长相当于圆周长的一半，宽就是？", "options": ["圆的直径", "圆的半径", "圆周长", "圆周长的一半"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "从圆锥的顶点到底面圆心的距离是？", "options": ["圆锥的底", "圆锥的周长", "圆锥的高", "圆锥的长"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "等底等高的圆锥的体积是圆柱的三分之一，等底等高的圆柱的体积是圆锥的？", "options": ["二分之一", "三分之一", "两倍", "三倍"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "体积和底面积相等的圆柱和圆锥，圆柱的高是圆锥的三分之一，圆锥的高是圆柱的？", "options": ["两倍", "二分之一", "三分之一", "三倍"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "两个数相除又叫做两个数的比，表示两个比相等的式子叫做？", "options": ["比重", "比", "比例", "比值"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "比的前项除以比的后项所得的商叫做？", "options": ["比重", "比例", "比", "比值"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "比的前项和后项都乘或除以相同的数(0 除外)，比值如何变化？", "options": ["越小", "越大", "不变", "不确定"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "在比例里，两个外项的积等于两个内项的？", "options": ["和", "差", "商", "积"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "应用比例的基本性质可以判断两个比是否能组成？", "options": ["比", "比值", "比例", "比重"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "用字母表示比与除法和分数的关系？", "options": ["$b=a + b=(b \\neq 0)$", "$b=a \\times b=(b \\neq 0)$", "$b=a - b=(b \\neq 0)$", "$b=a \\div b=(b \\neq 0)$"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "我们把图上距离和实际距离的比，叫做这幅图的？", "options": ["比例尺", "坐标轴", "坐标", "比例"], "answer": "A", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "实际距离=图上距离 $\\div$ 比例尺，图上距离的公式为？", "options": ["图上距离 $\\div$ 比例尺", "图上距离 $\\times$ 比例尺", "实际距离 $\\div$ 比例尺", "实际距离 $\\times$ 比例尺"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "求比值的方法:根据比值的意义，用前项除以后项，结果是一个？", "options": ["字母", "比例", "符号", "数"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "化简比的方法:根据比的基本性质，把比的前项和后项都乘或除以相同的数(零除外)，结果是一个什么样的比？", "options": ["最简小数比", "最繁整数比", "最繁小数比", "最简整数比"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "两种相关联的量，一种量变化，另一种量也随着变化，如果这两种量中相对应的两个数的比的比值(也就是商)一定，这两种量就叫做成正比例的量，它们之间的关系叫做正比例关系，用式子可以表示为？", "options": ["$y + x=k$ (一定)", "$y \\times x=k$ (一定)", "$y \\div x=k$ (一定)", "$y / x=k$ (一定)"], "answer": "D", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "两种相关联的量，一种量变化，另一种量也随着变化，如果这两种量中相对应的两个数的积一定，这两种量就叫做成反比例的量，它们之间的关系叫做反比例关系，用式子表示是什么？", "options": ["$x - y=k$ (一定)", "$x + y=k$ (一定)", "$x \\times y=k$ (一定)", "$x \\div y=k$ (一定)"], "answer": "C", "topic": "Primary--Introduction to Numbers and Algebra--Ratios and Proportions"} |
| {"question": "常见的统计图有？", "options": ["分区统计图、折线统计图、扇形统计图", "条形统计图、分区统计图、扇形统计图", "条形统计图、折线统计图、扇形统计图", "条形统计图、折线统计图、分区统计图"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "条形统计图的特点？", "options": ["用一个单位长度表示一定的数量、用直条的长短来表示数量的多少", "便于相互比较、用折线的起伏来表示数量的增减变化", "用直条的长短来表示数量的多少、用折线的起伏来表示数量的增减变化", "用折线的起伏来表示数量的增减变化、便于相互比较"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "条形统计图的作用：从图中能清楚地看出各数量的多少，便于？", "options": ["查看趋势", "相互比较", "查看区别", "找到最值"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "折线统计图的特点是什么？", "options": ["便于相互比较、用折线的起伏来表示数量的增减变化", "用折线的起伏来表示数量的增减变化、便于相互比较", "用一个单位长度表示一定的数量、用折线的起伏来表示数量的增减变化", "用直条的长短来表示数量的多少、用折线的起伏来表示数量的增减变化"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "折线统计图的作用是能从图中能清楚地看出数量的什么情况？", "options": ["变化大小", "最值取值", "变化趋势", "增减变化情况"], "answer": "D", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "扇形统计图特点：表示什么之间的关系？", "options": ["整数与小数", "部分数与总数", "平均与最值", "整体与局部"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "长方形周长公式：周长 $=($ 长 + 宽 $) \\times 2$，符号可以表示为？", "options": ["$C_{长}=(a+b)\\times 2$", "$C_{长}=(a+b)\\times 3$", "$C_{正}=a\\times 4$", "$C_{正}=(a+b)\\times 2$"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方形面积公式$面积=长\\times宽$，符号可以表示为？", "options": ["$S_{正}=a^2$", "$S_{长}=a\\times b$", "$S_{长}=a\\div b$", "$S_{正}=a^3$"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "正方形周长公式：$周长=边长\\times4$，符号可以表示为？", "options": ["$C_{正}=a\\times 4$", "$C_{长}=(a+b)\\times 2$", "$C_{长}=(a+b)\\times 4$", "$C_{正}=a\\times 2$"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "正方形面积公式：$面积=边长\\times边长$，符号可以表示为？", "options": ["$S_{正}=a^2$", "$S_{长}=a\\div b$", "$S_{正}=a^2$", "$S_{长}=a\\times b$"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "平行四边形的面积公式：$平行四边形的面积=底\\times高$，符号可以表示为？", "options": ["$S_{平}=ah$", "$S_{三}=ah \\div 2$", "$S_{平}=ah \\div 2$", "$S_{三}=ah \\div 3$"], "answer": "A", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "三角形的面积公式：$三角形的面积=底\\times高\\div 2 $，符号可以表示为？", "options": ["$S_{平}=ah \\div 2$", "$S_{平}=ah$", "$S_{三}=ah \\div 2$", "$S_{三}=ah \\div 3$"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "三角形的面积公式：$ \\text{梯形的面积} = \\left( \\text{上底} + \\text{下底} \\right) \\times \\text{高} \\div 2 $，符号可以表示为？", "options": ["$ S_{\\text{梯形}} = (a+b) \\times h \\div 3 $", "$ S_{\\text{梯形}} = (a+b) \\times h \\div 5 $", "$ S_{\\text{梯形}} = (a+b) \\times h \\div 4 $", "$ S_{\\text{梯形}} = (a+b) \\times h \\div 2 $"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆的周长公式，符号可以表示为？", "options": ["$ C_{圆} = 3 \\pi r $", "$ C_{圆} = \\pi r $", "$ C_{圆} = 2 \\pi r $", "$ C_{圆} = \\pi d $"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆的周长公式：$圆的周长=半径 \\times 2 \\times 3.14$，符号可以表示为？", "options": ["$ C_{圆} = \\pi d $", "$ C_{圆} = \\pi r $", "$ C_{圆} = 2 \\pi r $", "$ C_{圆} = 3 \\pi r $"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆的面积公式：$圆的面积=半径的平方\\times圆周率$，符号可以表示为？", "options": ["$ S_{圆} = \\pi d^2 $", "$ S_{圆} = \\pi r^2 $", "$ C_{圆} = 2 \\pi d $", "$ C_{圆} = 2 \\pi r $"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方体的表面积公式：$ \\text{表面积} = \\left( \\text{长} \\times \\text{宽} + \\text{长} \\times \\text{高} + \\text{宽} \\times \\text{高} \\right) \\times 2 $，符号可以表示为？", "options": ["$ S_{\\text{长}} = (ab + ah ) \\times 2 $", "$ S_{\\text{长}} = (ab + bh) \\times 2 $", "$ S_{\\text{长}} = (ab + ah + bh) \\times 2 $", "$ V_{\\text{长}} = abh $"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "长方体的体积公式：$体积=长\\times宽\\times高$，符号可以表示为？", "options": ["$ V_{\\text{长}} = abh \\div 2 $", "$ S_{\\text{长}} = (ab + ah) \\times 2 $", "$ S_{\\text{长}} = (ab + ah + bh) \\times 2 $", "$ V_{\\text{长}} = abh $"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "正方体的表面积公式：$ \\text{表面积} = 棱长\\times棱长\\times 6 $，符号可以表示为？", "options": ["$ S_{\\text{正表}} = a \\times a \\times 3$", "$ S_{\\text{正表}} = a \\times a \\times 2$", "$ S_{\\text{正表}} = a \\times a \\times 6$", "$ S_{\\text{正表}} = a \\times a \\times 4$"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "正方体的体积公式：$体积=棱长\\times棱长\\times 6$，符号可以表示为？", "options": ["$ V_{\\text{正}} = a^2 $", "$ V_{\\text{正}} = a^3 $", "$ V_{\\text{正}} = a^6 $", "$ V_{\\text{正}} = a^4 $"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆柱的侧面积公式是什么？", "options": ["$ 侧面积 = 底面积\\times高 $", "$ 侧面积 = 底面周长\\times高 $", "$ 侧面积 = 底面周长\\times底面积 $", "$ 侧面积 = 底面长\\times高 $"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆柱的表面积公式是什么？", "options": ["表面积 = 侧面积+四个底面积", "表面积 = 侧面积+两个底面积", "表面积 = 侧面积+一个底面积", "表面积 = 侧面积+三个底面积"], "answer": "B", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆柱的体积公式是什么？", "options": ["$ 体积 = 侧面积\\times高 $", "$ 体积 = 底面周长\\times高 $", "$ 体积 = 底面积\\times高 $", "$ 体积 = 底面积\\times侧面积 $"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "以上立体图形的表面积、体积可以统一成公式为：表面积的公式为？", "options": ["侧面积", "侧面积+一个底面积", "侧面积+两个底面积", "底面积"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "以上立体图形的表面积、体积可以统一成公式为：体积的公式为？", "options": ["$ 底面积\\times侧面积 $", "$ 底面周长\\times侧面积 $", "$ 底面周长\\times高 $", "$ 底面积\\times高 $"], "answer": "D", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "圆锥的体积：$ 圆锥的体积 = 圆柱的体积{\\div} 3 $，符号可以表示为？", "options": ["$ V_{\\text{锥}} = sh \\div 6 $", "$ V_{\\text{锥}} = sh \\div 2 $", "$ V_{\\text{锥}} = sh \\div 3 $", "$ V_{\\text{锥}} = sh \\div 4 $"], "answer": "C", "topic": "Primary--Introduction to Geometry--Understanding Basic Shapes"} |
| {"question": "非封闭线路上的植树问题主要可分为三种情形，如果在非封闭线路的两端都要植树，那么：株数=$ 段数+1= 全长 \\div 株距 - 1 $，全长=$ 株距 \\times \\left ( 株数 - 1 \\right ) $，株距的公式为？", "options": ["$ 全长 \\div \\left ( 株数 + 1 \\right ) $", "$ 全长 \\div \\left ( 株数 - 1 \\right ) $", "$ 全长 \\div 株数 $", "$ 全长 \\times 株数 $"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "非封闭线路上的植树问题主要可分为三种情形，如果在非封闭线路的一端要植树，另一端不要植树,那么：株数=$ 段数= 全长 \\div 株距 $，全长=$ 株距 \\times 株数 $，株距的公式为？", "options": ["$ 全长 + 株数 $", "$ 全长 \\div 株数 $", "$ 全长 \\times 株数 $", "$ 全长 \\div \\left ( 株数 - 1 \\right ) $"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "非封闭线路上的植树问题主要可分为三种情形，如果在非封闭线路的两端都不要植树，那么：株数=$ 段数-1= 全长 \\div 株距 - 1 $，全长=$ 株距 \\times \\left ( 株数 + 1 \\right ) $，株距的公式为？", "options": ["$ 全长 + 株数 $", "$ 全长 \\div \\left ( 株数 + 1 \\right ) $", "$ 全长 \\div \\left ( 株数 - 1 \\right ) $", "$ 全长 \\div 株数 $"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "封闭线路上的植树问题的数量关系如下：株数=$ 段数= 全长 \\div 株距 $，全长=$ 株距 \\times 株数 $，株距的公式为？", "options": ["$ 全长 \\times 株数 $", "$ 全长 \\div \\left ( 株数 + 1 \\right ) $", "$ 全长 \\div 株数 $", "$ 全长 \\div \\left ( 株数 - 1 \\right ) $"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "盈亏问题中：三个什么式子$ \\div 两次分配量之差=参加分配的分数 $。", "options": ["(盈 + 亏)、(大盈 - 小盈)、(大亏 - 小亏)", "(盈 + 亏)、(大盈 - 小盈)、(大亏 + 小亏)", "(盈 + 亏)、(大盈 + 小盈)、(大亏 - 小亏)", "(盈 - 亏)、(大盈 - 小盈)、(大亏 - 小亏)"], "answer": "A", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "相遇问题中：相遇路程的公式为？", "options": ["$ 速度和 \\div 相遇时间 $", "$ 速度和 - 相遇时间 $", "$ 速度和 \\times 相遇时间 $", "$ 速度和 + 相遇时间 $"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "相遇问题中：相遇时间的公式为？", "options": ["$ 相遇路程 + 速度和 $", "$ 相遇路程 - 速度和 $", "$ 相遇路程 \\div 速度和 $", "$ 相遇路程 \\times 速度和 $"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "相遇问题中：速度和公式为？", "options": ["$ 相遇路程 \\times 相遇时间 $", "$ 相遇路程 \\div 相遇时间 $", "$ 相遇路程 + 相遇时间 $", "$ 相遇路程 - 相遇时间 $"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "1千米有多少米？", "options": ["10", "100", "1", "1000"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1米有多少分米？", "options": ["100", "10", "1", "1000"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1分米有多少厘米？", "options": ["1000", "1", "100", "10"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1米有多少厘米？", "options": ["10", "100", "1", "1000"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1厘米有多少毫米？", "options": ["1000", "100", "10", "1"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1平方千米有多少公顷？", "options": ["10", "100", "1", "10000"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1公顷有多少平方米？", "options": ["1", "10000", "10", "100"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1平方米有多少平方分米？", "options": ["1", "10", "100", "1000"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1平方分米有多少平方厘米？", "options": ["10", "1000", "100", "1"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1平方厘米有多少平方毫米？", "options": ["1", "10", "1000", "100"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1立方米有多少立方分米?", "options": ["1000", "100", "1", "10"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1立方分米有多少立方厘米?", "options": ["1", "1000", "100", "10"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1立方分米有多少立方升?", "options": ["100", "1", "10", "1000"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1立方厘米有多少毫升?", "options": ["10", "1", "1000", "100"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1立米有多少升?", "options": ["10", "1", "100", "1000"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1吨有多少千克?", "options": ["1000", "100", "10", "1"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1千克有多少公克?", "options": ["1", "100", "10", "1000"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1千克有多少公斤?", "options": ["1", "1000", "100", "10"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1元人民币有多少角?", "options": ["10", "1", "1000", "100"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1角人民币有多少分?", "options": ["1000", "10", "100", "1"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1元人民币有多少分?", "options": ["1000", "1", "10", "100"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1世纪有多少个年份?", "options": ["100", "200", "2000", "1000"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1年有多少个月份?", "options": ["12", "8", "20", "10"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "大月(31天)有哪些月份?", "options": ["1\\3\\5\\7\\9\\12月", "1\\3\\5\\7\\8\\10\\12月", "2\\3\\5\\7\\8\\10\\12月", "4\\6\\9\\11月"], "answer": "B", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "小月(30天)有哪些月份?", "options": ["1\\3\\5\\7\\9\\12月", "2\\3\\5\\7\\8\\10\\12月", "4\\6\\9\\11月", "1\\3\\5\\7\\8\\10\\12月"], "answer": "C", "topic": "Primary--Comprehensive Application--Typical Application Problems"} |
| {"question": "平年2月有多少天?", "options": ["29", "30", "28", "31"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "闰年2月有多少天?", "options": ["20", "31", "29", "30"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "平年全年有多少天?", "options": ["366", "364", "367", "365"], "answer": "D", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "闰年全年有多少天?", "options": ["367", "366", "354", "365"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1日是多少小时?", "options": ["60", "24", "30", "3600"], "answer": "B", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1时是多少分?", "options": ["600", "24", "60", "3600"], "answer": "C", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1分是多少秒?", "options": ["60", "24", "600", "3600"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
| {"question": "1时是多少秒?", "options": ["3600", "360", "24", "60"], "answer": "A", "topic": "Primary--Comprehensive Application--Unit Conversion"} |
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