四年级英语数学问题解决单选题30题

四年级英语数学问题解决单选题30题
1. Tom has 3 apples. He gets 2 more apples. How many apples does he have now?
A.4
B.5
C.6
D.7
答案：B。

本题考查简单的加法运算和数字表达。

A 选项是4，与实际相加结果不符；B 选项是5，3 加2 等于5，正确；C 选项是6，结果错误；D 选项是7，结果错误。

2. There are 4 balls in a box. Mary puts in 3 more balls. How many balls are there in the box now?
A.6
B.7
C.8
D.9
答案：B。

考查数字表达和加法。

A 选项是6，计算错误；B 选项是7，4 加3 等于7，正确；C 选项是8，结果错误；D 选项是9，结果错误。

3. Mike has 2 pencils. His friend gives him 4 pencils. How many pencils does Mike have in total?
A.5
B.6
C.7
D.8
答案：B。

涉及数字表达和加法运算。

A 选项是5，结果错误；
B 选项是6，2 加4 等于6，正确；
C 选项是7，结果错误；
D 选项是8，结果错误。

4. In a game, Lily scores 3 points. Then she scores 2 more points. How many points does she have altogether?
A.4
B.5
C.6
D.7
答案：B。

考查数字表达和加法。

A 选项是4，计算错误；B 选项是5，3 加2 等于5，正确；C 选项是6，结果错误；D 选项是7，结果错误。

5. There are 5 books on the table. Tom puts 2 more books on it. How many books are there on the table now?
A.6
B.7
C.8
D.9
答案：B。

关于数字表达和加法。

A 选项是6，结果错误；B 选
项是7，5 加2 等于7，正确；C 选项是8，结果错误；D 选项是9，结果错误。

6.There are 20 apples in the basket. Tom takes away 5 apples. How many apples are left in the basket?
A.10
B.15
C.25
D.30
答案：B。

本题考查减法运算。

篮子里有20 个苹果，汤姆拿走5 个，用20 减去5 等于15。

A 选项10 错误；C 选项25 应该是加法结果；D 选项30 与题目不符。

7.Mary has 30 stickers. She gives 10 stickers to her friend. How many stickers does Mary have now?
A.15
B.20
C.25
D.40
答案：B。

考查减法。

玛丽有30 张贴纸，给朋友10 张，30 减10 等于20。

A 选项15 错误；C 选项25 不是正确结果；D 选项40 是加法结果。

8.There are 45 students in the classroom. 15 students go out for a break. How many students are left in the classroom?
A.20
B.30
C.40
D.50
答案：B。

这是减法题。

有45 个学生在教室，15 个出去休息，45 减15 是30。

A 选项20 错误；C 选项40 不对；D 选项50 与题目不符。

9.Lily has 50 pencils. She loses 20 pencils. How many pencils does Lily have now?
A.25
B.30
C.40
D.60
答案：B。

考查减法运算。

莉莉有50 支铅笔，丢了20 支，50 减20 等于30。

A 选项25 错误；C 选项40 不对；D 选项60 是加法结果。

10.Jack has 60 marbles. He gives away 35 marbles. How many marbles does Jack have left?
A.20
B.25
C.30
D.35
答案：B。

本题是减法问题。

杰克有60 个弹珠，送出去35 个，60 减35 等于25。

A 选项20 错误；C 选项30 不对；D 选项35 是给出的数量不是剩余数量。

11.There are 5 books on each shelf. How many books are there on 3 shelves?
A.10
B.15
C.20
D.25
答案：B。

本题考查乘法运算，5 books on each shelf，3 shelves，即5×3=15。

on each shelf 中on 表示“在……上面”，each 是“每一个”的意思，无冠词。

12.Four times six is _____.
A.20
B.24
C.28
D.32
答案：B。

four times six 表示“4 乘以6”，结果是24。

times 是“乘以”的意思，为固定用法。

13.There are 3 groups of apples. Each group has 4 apples. How many apples are there in total?
A.7
C.12
D.14
答案：C。

3 groups of apples，each group has 4 apples，3×4=12。

of 表示“……的”，a group of 是固定短语。

14.Twice five is _____.
A.7
B.10
C.12
D.15
答案：B。

twice five 表示“2 乘以5”，结果是10。

twice 是“两倍”的意思。

15.There are 2 pencils in each box. How many pencils are there in 4 boxes?
A.6
B.8
C.10
D.12
答案：B。

2 pencils in each box，4 boxes，2×4=8。

in each box 中in 表示“在……里面”，each 是“每一个”的意思，无冠词。

16.Lily has 20 apples and she wants to divide them equally among 4 friends. How many apples will each friend get?
B.5
C.6
D.7
答案：B。

本题考查除法运算。

20 除以 4 等于5。

“divide...among...”表示“在……之间分配”，apples 是复数名词。

17.There are 36 flowers. If you divide them into 9 bunches, how many flowers are in each bunch?
A.3
B.4
C.5
D.6
答案：B。

36 除以9 是4。

“divide...into...”表示“把……分成”，flowers 和bunches 都是复数名词。

18.Tom has 45 candies and he wants to divide them equally among 5 children. How many candies will each child get?
A.8
B.9
C.10
D.11
答案：B。

45 除以5 等于9。

这里考查除法运算和名词单复数，candies 和children 都是复数。

19.Mary has 63 pencils. She divides them equally among 7 classmates. How many pencils does each classmate get?
A.8
B.9
C.10
D.11
答案：B。

63 除以7 是9。

注意“divide...among...”的用法，pencils 和classmates 都是复数形式。

20.There are 56 books. If you divide them into 8 groups, how many books are in each group?
A.6
B.7
C.8
D.9
答案：B。

56 除以8 等于7。

“divide...into...”表示“把……分成”，books 和groups 都是复数名词。

21.My brother often plays basketball ______ Sunday afternoon.
A.in
B.on
C.at
D.for
答案：B。

本题考查时间介词的用法。

在具体某一天的上午、下
午、晚上用介词on。

22.We have an English class ______ three o'clock.
A.in
B.on
C.at
D.for
答案：C。

表示具体的时刻用介词at。

23.I usually do my homework ______ the evening.
A.in
B.on
C.at
D.for
答案：A。

in the evening 是固定搭配，表示在晚上。

24.My father goes to work ______ Monday to Friday.
A.from
B.on
C.at
D.for
答案：A。

from...to...表示从……到……。

25.She has a piano lesson ______ Saturday morning.
A.in
B.on
C.at
D.for
答案：B。

在具体某一天的上午用介词on。

26.There is a shape with four equal sides and four right angles. What is it?
A.circle
B.triangle
C.square
D.rectangle
答案：C。

本题考查几何图形的英文表达。

“square”是正方形，有四条相等的边和四个直角。

“circle”是圆形；“triangle”是三角形；“rectangle”是长方形，长方形的边不是都相等。

27.There are some shapes. There is one shape that has three sides. What is it?
A.pentagon
B.hexagon
C.trapezoid
D.triangle
答案：D。

“triangle”是三角形，有三条边。

“pentagon”是五边形；“hexagon”是六边形；“trapezoid”是梯形。

28.There is a shape with two pairs of parallel sides. What is it?
A.rhombus
B.parallelogram
C.oval
D.cone
答案：B。

“parallelogram”是平行四边形，有两对平行边。

“rhombus”是菱形；“oval”是椭圆形；“cone”是圆锥。

29.There is a shape that looks like a ball. What is it?
A.cube
B.cylinder
C.sphere
D.pyramid
答案：C。

“sphere”是球体，像球一样。

“cube”是正方体；“cylinder”是圆柱体；“pyramid”是金字塔。

30.There is a shape with six equal sides. What is it?
A.octagon
B.heptagon
C.septagon
D.hexagon
答案：D。

“hexagon”是六边形，有六条相等的边。

“octagon”是八边形；“heptagon”是七边形；“septagon”是七边形。