1.表将来时,用于第一人称 (其他人称多用will)
2.用于第一、三人称疑问句中,征求对方意见 (第二人称用will /would)
3.用于二、三人称肯定句中,表示许诺、威胁、命令、规定、警告等语气
Exercises:
1. ---Can I pay the bill by check?
---Sorry, sir. But it is the management rule of our hotel that payment ___ be made in cash.
A. shall B. need C. will C. can
2. It has been announced that all test tickers ____ remain in their seats until all the exam papers
have been collected.
A. can B. may C. shall D. will
3. ---____ I book a table for dinner a few days ahead of time?
---Yes, you ____. The restaurant is always full, especially during the holidays.
A. Must, will B. Must, can C. Shall, shall D. Shall, must (D)
4. I promise you _____ have the money as soon as I get it.
A. should B. would C. shall D. must
5. ---Excuse me, but I want to use your computer to type a report.
---You _____ have my computer if you don’t take care of it.
A. might not B. shan’t C. needn’t D. shouldn’t
6. You _____ fail to pass the entrance examination if you don’t study hard.
A. shall B. could C. must D. should
7. “The interest _____ be divided into five parts, according t the agreement made by both sides”
declared the judge.
A. may B. should C. must D. shall
8. ---The research on rescuing as many coal miners as possible is challenging and demanding.
Who do you think can do the job?
---_______ my colleague have a try?
A. Shall B. Must C. Will D. Should
9. All visitors are waiting outside, Doctor White. ____ they come in together or separately?
A. Will B. Can C. Shall D. Would
10. According to the rule, anyone _____ ask the manager for permission before leaving.
A. may B. shall C. should D. must
11. You _____ not get my support if you do such a thing.
A. must B. may C. shall D. need
12. ---We need a person badly to be in charge of this design.
---____ the new comer have a try?
A. May B. Will C. Shall D. Need