1. No student      go out of school for snacks during the break without the teacher's permission.

A. will       B. must

C. shall      D. may

5.  We paid ________ cash in the hope that we can get ______ 15% discount.

4.  There was little time left, so the chairman asked me to limit my speech_______20 minutes.

3.  Full of anger, Jerry didn't shout or swear, but just glared silently__ his mother.

2.  He has_________ little education that he finds it impossible for him to be equal to ________ important a task.

根據語境用適當的詞填空（每空只填一詞）

1.  Keep on running every day and you will benefit_______ it before long.

10. Tom didn't make an apology to me for his faults yesterday as he had promised ；he told________ (lie) again.

9. In the past he was often in debt, but in recent years he has earned his___ (live) by doing business with local traders.

8. You ought to ________ ( come) last week if you were really serious about your work.

7. To make members of a team perform better,the trainer first of all has to know
their _______ (strong) and weaknesses.