初三英语倍数表达法练习题50题(带答案)

初三英语倍数表达法练习题50题(带答案)
1.This book is twice as thick as that one.
A.as thick as
B.thicker than
C.twice thicker than
D.three times as thick as
答案解析：A 选项“as thick as”表示和……一样厚，没有体现出倍数关系；B 选项“thicker than”是比较级，不是倍数表达法；C 选项“twice thicker than”错误，正确表达应该是“twice as thick as”；D 选项“three times as thick as”与题干不符。

题干中“This book is twice as thick as that one.”正确表达了这本书是那本书的两倍厚。

2.The price of this pen is three times that of that pen.
A.two times that of
B.four times that of
C.as expensive as
D.three times more expensive than
答案解析：A 选项“two times that of”与题干不符；B 选项“four times that of”与题干不符；C 选项“as expensive as”表示和……一样贵，不是倍数表达法；D 选项“three times more expensive than”错误，正确表达应该是“three times as expensive as”或“three times the price of”。

题干中“The price of this pen is three times that of that pen.”正确表达了这支笔的价格是那支笔的三倍。

3.This box is four times as big as that one.
A.as big as
B.bigger than
C.five times as big as
D.four times bigger than
答案解析：A 选项“as big as”表示和……一样大，没有体现出倍数关系；B 选项“bigger than”是比较级，不是倍数表达法；C 选项“five times as big as”与题干不符；D 选项“four times bigger than”错误，正确表达应该是“four times as big as”。

题干中“This box is four times as big as that one.”正确表达了这个盒子是那个盒子的四倍大。

4.The number of apples in this basket is twice that in that basket.
A.as many as
B.more than
C.three times that of
D.twice as many as
答案解析：A 选项“as many as”表示和……一样多，没有体现出倍数关系；B 选项“more than”不是倍数表达法；C 选项“three times that of”与题干不符；D 选项“twice as many as”与题干表达一致，正确。

题干中“The number of apples in this basket is twice that in that basket.”正确表达了这个篮子里苹果的数量是那个篮子里的两倍。

5.This ruler is three times as long as that one.
A.as long as
B.longer than
C.four times as long as
D.three times longer than
答案解析：A 选项“as long as”表示和……一样长，没有体现出倍数关系；B 选项“longer than”是比较级，不是倍数表达法；C 选项“four times as long as”与题干不符；D 选项“three times longer than”错误，正确表达应该是“three times as long as”。

题干中“This ruler is three times as long as that one.”正确表达了这把尺子是那把尺子的三倍长。

6.The height of this building is twice that of that building.
A.as high as
B.higher than
C.three times that of
D.twice as high as
答案解析：A 选项“as high as”表示和……一样高，没有体现出倍数关系；B 选项“higher than”是比较级，不是倍数表达法；C 选项“three times that of”与题干不符；D 选项“twice as high as”与题干表达一致，正确。

题干中“The height of this building is twice that of that building.”正确表达了这座楼的高度是那座楼的两倍。

7.The speed of this car is three times that of that car.
A.as fast as
B.faster than
C.four times that of
D.three times faster than
答案解析：A 选项“as fast as”表示和……一样快，没有体现出倍数关系；B 选项“faster than”是比较级，不是倍数表达法；C 选项“four times that of”与题干不符；D 选项“three times faster than”错误，正确表达应该是“three times as fast as”。

题干中“The speed of this car is three times that of that car.”正确表达了这辆车的速度是那辆车的三倍。

8.The weight of this bag is twice that of that bag.
A.as heavy as
B.heavier than
C.three times that of
D.twice
11.This bridge is three times as long as that one.
That bridge is only one third as long as this one.
This bridge is twice longer than that one.
That bridge is two times shorter than this one.
答案解析：第一句正确，表示这座桥是那座桥的三倍长。

第二句正确，表示那座桥是这座桥的三分之一长。

第三句正确，表示这座桥比那座桥长两倍。

第四句正确，表示那座桥比这座桥短两倍。

12.The speed of light is about 300000 kilometers per second. The speed of sound is about 340 meters per second. So the speed of light is about 1000000 times as fast as the speed of sound.
The speed of sound is only one millionth as fast as the speed of light.
The speed of light is one million times faster than the speed of sound.
The speed of sound is one million times slower than the speed of light.
答案解析：第一句正确，表示光速大约是声速的1000000 倍快。

第二句正确，表示声速只有光速的百万分之一快。

第三句正确，表示光速比声速快一百万倍。

第四句正确，表示声速比光速慢一百万倍。

13.In a physics experiment, the mass of object A is 2 kilograms. The mass of object B is 6 kilograms. So the mass of object B is three times as heavy as object A.
Object A is one third as heavy as object B.
Object B is twice heavier than object A.
Object A is two times lighter than object B.
答案解析：第一句错误，heavy 不能用于倍数表达。

第二句正确，表示物体A 的质量是物体B 的三分之一。

第三句正确，表示物体B 比物体A 重两倍。

第四句正确，表示物体 A 比物体B 轻两倍。

14.A math problem: If the number of apples in basket A is 10, and the number of apples in basket B is 30. Then the number of apples in basket B is three times as many as that in basket A.
The number of apples in basket A is one third as many as that in basket B.
Basket B has twice more apples than basket A.
Basket A has two times fewer apples than basket B.
答案解析：第一句正确，表示篮子B 中的苹果数量是篮子A 中
的三倍。

第二句正确，表示篮子A 中的苹果数量是篮子B 的三分之一。

第三句错误，“twice more”表达错误。

第四句错误，“two times fewer”表达错误。

15.The area of rectangle A is 12 square meters. The area of rectangle
B is 36 square meters. So the area of rectangle B is three times as large as that of rectangle A.
The area of rectangle A is one third as large as that of rectangle B.
Rectangle B is twice larger than rectangle A.
Rectangle A is two times smaller than rectangle B.
答案解析：第一句正确，表示长方形B 的面积是长方形A 的三倍。

第二句正确，表示长方形A 的面积是长方形B 的三分之一。

第三句正确，表示长方形B 比长方形A 大两倍。

第四句正确，表示长方形 A 比长方形B 小两倍。

16.In a chemistry experiment, the volume of liquid A is 50 milliliters. The volume of liquid B is 150 milliliters. So the volume of liquid B is three times as much as that of liquid A.
The volume of liquid A is one third as much as that of liquid B.
Liquid B is twice more than liquid A.
Liquid A is two times less than liquid B.
答案解析：第一句正确，表示液体B 的体积是液体 A 的三倍。

第二句正确，表示液体 A 的体积是液体B 的三分之一。

第三句错误，“twice more”表达错误。

第四句错误，“two times less”表达错误。

17.The height of tree A is 8 meters. The height of tree B is 24 meters. So the height of tree B is three times as tall as tree A.
Tree A is one third as tall as tree B.
Tree B is twice taller than tree A.
Tree A is two times shorter than tree B.
答案解析：第一句错误，tall 不能用于倍数表达。

第二句正确，表示树A 的高度是树B 的三分之一。

第三句正确，表示树B 比树
A 高两倍。

第四句正确，表示树A 比树
B 矮两倍。

18.The number of students in class A is 40. The number of students in class B is 120. So the number of students in class B
21.This book is twice as thick as that one. Which expression means the same as this sentence?
A.This book is two times thicker than that one.
B.That book is half as thick as this one.
C.This book is two times as thick as that book.
答案解析：B选项意思是那本书的厚度是这本书的一半，与题干中这本书是那本书两倍厚意思相符。

A选项中“two times thicker than”表达错误，应该是“twice as thick as”或者“two times as thick as”。

C选项与题干句子重复，不是另一种表达。

22.The number of students in Class A is three times that of Class B. What's the ratio of the number of students in Class A to Class B?
A.3:1
B.1:3
C.4:1
答案解析：题干中说 A 班学生数量是B 班的三倍，那么A 班与B 班学生数量之比是3:1。

B 选项是B 班与 A 班学生数量之比。

C 选项错误。

23.The price of this watch is four times as high as that one. Which option is incorrect?
A.This watch is four times more expensive than that one.
B.That watch is one fourth as expensive as this one.
C.This watch is three times more expensive than that one.
答案解析：A 选项中“four times more expensive than”表达错误，应该是“four times as expensive as”或者“three times more expensive than”。

B 选项意思正确。

C 选项符合倍数表达法。

24.The height of this building is twice that of the neighboring building. What can we say about the neighboring building's height?
A.The neighboring building is half as high as this one.
B.This building is two times taller than the neighboring building.
C.The neighboring building is one second as high as this one.
答案解析：题干说这座楼的高度是邻楼的两倍，那么邻楼的高度是这座楼的一半。

A 选项正确。

B 选项中“two times taller than”表达错误，应该是“twice as tall as”。

C 选项表达错误。

25.The speed of Train A is three times that of Train B. If Train B
travels at 60 kilometers per hour, how fast does Train A travel?
A.180 kilometers per hour
B.20 kilometers per hour
C.90 kilometers per hour
答案解析：B 班速度是60 千米每小时，A 班速度是B 班三倍，所以 A 班速度是180 千米每小时。

B 选项错误。

C 选项错误。

26.The area of this square is four times that of another square. If the side length of the smaller square is 5 meters, what is the side length of the larger square?
A.10 meters
B.20 meters
C.15 meters
答案解析：小正方形边长5 米，面积是25 平方米。

大正方形面积是小正方形四倍，为100 平方米，边长是10 米。

B 选项错误。

C 选项错误。

27.The population of City A is twice as large as that of City B. If the total population of the two cities is 150000, what is the population of City A?
A.100000
B.50000
C.75000
答案解析：设B 市人口为x，A 市人口就是2x，两城市人口总
和是150000，即x+2x=150000，解得x=50000，A 市人口是100000。

B 选项是B 市人口。

C 选项错误。

28.The weight of this box is three times that of that box. If the lighter box weighs 10 kilograms, what is the weight of the heavier box?
A.30 kilograms
B.40 kilograms
C.20 kilograms
答案解析：轻的盒子10 千克，重的盒子是它的三倍，所以是30 千克。

B 选项错误。

C 选项错误。

29.The number of books in Library A is four times that of Library B. If Library B has 200 books, how many books are there in Library A?
A.800 books
B.600 books
C.1000 books
31.This building is three times as high as that one.
A.This building is three times higher than that one.
B.This building is three times so high as that one.
C.This building is three times more high than that one.
答案解析：A 选项也是正确的倍数表达法，表示这座楼比那座楼高两倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级high，应该用taller 等词。

32.My room is twice as large as yours.
A.My room is twice larger than yours.
B.My room is twice so large as yours.
C.My room is twice more large than yours.
答案解析：A 选项也是正确的倍数表达法，表示我的房间比你的大一倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级large，应该用bigger 等词。

33.The new road is four times as long as the old one.
A.The new road is four times longer than the old one.
B.The new road is four times so long as the old one.
C.The new road is four times more long than the old one.
答案解析：A 选项也是正确的倍数表达法，表示新马路比旧马路长三倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级long，应该用longer 等词。

34.This box is five times as heavy as that one.
A.This box is five times heavier than that one.
B.This box is five times so heavy as that one.
C.This box is five times more heavy than that one.
答案解析：A 选项也是正确的倍数表达法，表示这个盒子比那个盒子重四倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级heavy，应该用heavier 等词。

35.The tree is six times as tall as the boy.
A.The tree is six times taller than the boy.
B.The tree is six times so tall as the boy.
C.The tree is six times more tall than the boy.
答案解析：A 选项也是正确的倍数表达法，表示树比男孩高五倍；
B 选项中so...as 一般用于否定句中；
C 选项more 不能修饰形容词原级tall，应该用taller 等词。

36.The book is seven times as thick as that one.
A.The book is seven times thicker than that one.
B.The book is seven times so thick as that one.
C.The book is seven times more thick than that one.
答案解析：A 选项也是正确的倍数表达法，表示这本书比那本书厚六倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级thick，应该用thicker 等词。

37.The river is eight times as wide as that one.
A.The river is eight times wider than that one.
B.The river is eight times so wide as that one.
C.The river is eight times more wide than that one.
答案解析：A 选项也是正确的倍数表达法，表示这条河比那条河宽七倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级wide，应该用wider 等词。

38.The mountain is nine times as high as that hill.
A.The mountain is nine times higher than that hill.
B.The mountain is nine times so high as that hill.
C.The mountain is nine times more high than that hill.
答案解析：A 选项也是正确的倍数表达法，表示这座山比那座山高八倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级high，应该用higher 等词。

39.The pencil is ten times as long as that one.
A.The pencil is ten times longer than that one.
B.The pencil is ten times so long as that one.
C.The pencil is ten times more long than that one.
答案解析：A 选项也是正确的倍数表达法，表示这支铅笔比那支铅笔长九倍；B 选项中so...as 一般用于否定句中；C 选项more 不能修饰形容词原级long，应该用longer 等词。

40.The table is eleven times as heavy as that chair.
A.The table is eleven times heavier than that chair.
B.The table
41.This year's output of cars is three times as much as that of last year.（今年汽车的产量是去年的三倍。

）
A.two times as much as
B.four times as much as
C.the same as
答案解析：A 选项是两倍，不符合题目要求；B 选项是四倍，也不符合；C 选项是和……一样，与题目表达的三倍不符。

正确答案是题干中的句子，表达今年汽车产量是去年的三倍。

42.The number of students in this school is twice that of the neighboring school.（这个学校的学生数量是邻校的两倍。

）
A.three times that of
B.the same as
C.half that of
答案解析：A 选项是三倍，不对；B 选项是一样多，不符合；C 选项是邻校的一半，也不对。

题干表达这个学校学生数量是邻校两倍。

43.The height of this building is four times that of the old one.（这座楼的高度是旧楼的四倍。

）
A.three times that of
B.five times that of
C.two times that of
答案解析：A 选项是三倍，不符；B 选项是五倍，不对；C 选项是两倍，也不符合。

题干句子是四倍关系。

44.The speed of this train is three times as fast as that of the bus.（这辆火车的速度是公交车的三倍。

）
A.two times as fast as
B.four times as fast as
C.the same as
答案解析：A 选项是两倍，不符；B 选项是四倍，不对；C 选项是一样快，不符合题目三倍的要求。

45.The area of this park is twice as large as that of the other park.（这
个公园的面积是另一个公园的两倍。

）
A.three times as large as
B.the same as
C.half as large as
答案解析：A 选项是三倍，不符；B 选项是一样大，不符合；C 选项是另一个公园的一半大，也不对。

题干是两倍关系。

46.The price of this book is half that of the expensive one.（这本书的价格是那本贵的书的一半。

）
A.two times that of
B.the same as
C.three times that of
答案解析：A 选项是两倍，不符；B 选项是一样价格，不符合；
C 选项是三倍，也不对。

题干是一半关系。

47.The production of wheat this year is three times what it was last year.（今年小麦的产量是去年的三倍。

）
A.two times what it was
B.four times what it was
C.the same as what it was
答案解析：A 选项是两倍，不符；B 选项是四倍，不对；C 选项是和去年一样，不符合题目要求。

48.The population of this city is four times as large as that of the town.（这个城市的人口是那个小镇的四倍。

）
A.three times as large as
B.five times as large as
C.two times as large as
答案解析：A 选项是三倍，不符；B 选项是五倍，不对；C 选项是两倍，不符合题目四倍的要求。

49.The weight of this box is twice that of the other box.（这个箱子的重量是另一个箱子的两倍。

）
A.three times that of
B.the same as
C.half that of
答案解析：A 选项是三倍，不符；B 选项是一样重，不符合；C 选项是另一个箱子的一半重，也不对。

题干是两倍关系。

50.The length of this rope is three times as long as that one.（这条绳子的长度是那条的三倍。

）
A.two times as long as
B.four times as long as
C.the same as
答案解析：A 选项是两倍，不符；B 选项是四倍，不对；C 选项是一样长，不符合题目三倍的要求。