动词填空用所给动词的适当形式填空1.Whilethey

问题详情：

动词填空 用所给动词的适当形式填空

1. While they _______________ (discuss) how to prevent accidents, another one happened.

2. ---I don’t know which knife to choose.

  ---The one on the left ______________(cut) well. You can take it.

3. Don’t enter the meeting room until you ______________ (require) to.

4. Not only Simon but his classmates ________(make) great progress in English learning since last month.

5. The sign on the wall says people are against ___________(smoke) in the public places.

6. You promised you ______________ (come) to school earlier yesterday, but you are late again, Tom.

7. ---Who do you think ______________ (choose) as the new chairperson of the Students’ Union?

  ---Who knows? Just wait and see.

8. I don’t know what I should pay attention to _______________ (reduce) the pollution.

【回答】

1. were discussing   2. cuts   3. are required   4. have made  

5. smoking   6. would come  7. will be chosen  8. to reduce

知识点：语法填空

题型：完成句子