题目

并说明理由
1.This room is ___ that one.
A.three times as larger as B.three times the size of
C.three times large D.three time as large as
2.The lost of machine was reduced by ____.
A.20 percent B.20th percent
C.percent 20 D.percent th20
3.Are there enough books for ____?
A.three us B.us three
C.all us D.the three us
4.About ____ of the teachers in their school are women.
A.two-three B.two threes
C.two-thirds D.second-third
5.They arrived at the place by ____.
A.two and three B.three and two
C.twos and threes D.threes and twos

提问时间：2021-03-16

答案

1B
A如果是three times larger than.Dtime缺少复数
2A
3B
4C
其实这些问题不需要解释,就是固定用法.为了你以后遇到类似问题再次糊涂
我觉得你就把这几个典型的句子,或者标准选项背一背,类似问题再出现了,就可以套用了.我就是采用这种方法的.肯定没有问题.
5C by.两三个一次,三三两两