情態(tài)動詞

1. There ___ be any difficulty about winning the match contest now that youre well prepared.

A. mustnt B. may not

C. shouldnt D. neednt

2. We ___ the difficulty together， but why didnt you tell me？

A. need have faced B. may have faced

C. could have faced D. must have faced

3. The law states that people ___ drive after drinking wine.

A. mustnt B. wouldnt

C. neednt D. couldnt

4. When he was there， he ___ go to that coffee shop at he street corner after work every day.

A. would B. should

C. could D. might

5. It ___ have been Tom that parked the car here， as he is the only one with a car.

A. may B. must

C. can D. should

6. — ___ John come here tonight？

— Im not sure， but he might stay at home.

A. May B. Need

C. Must D. Can

7. — We need a man full of wisdom to take charge of the project.

— ___ the man graduating from Harvard have a try？

A. Will B. Shall

C. May D. Can

8. You ___ here through the heavy snow. The meeting has been put off.

A. neednt have driven B. cant have driven

C. mustnt have driven D. shouldnt have driven

9. Our manager has made it a rule that all the goods in our store ___ be paid in cash.

A. can B. shall

C. may D. need

10. — John had another car accident this morning.

— It ___ be him. I saw him just now.

A. shouldnt B. wouldnt

C. couldnt D. mustnt

11. — I dont think you should use the dictionary while reading newspapers.

— ___ ， but I cant do without it.

A. No， I should B. Yes， I shouldnt

C. No， I shouldnt D. Yes， I should

12. — Is there a fog in the evening？

— There ___ be . Ill make a phone call to find it out.

A. must B. would

C. will D. might

13. — You must say sorry to Mary， Jack.

— Why ___ I say sorry to her？ Its she who hurt me first.

A. should B. would

C. could D. might

14. — Shall I tell John about it？

— No， you ___ . Ive told him already.

A. neednt B. wouldnt

C. mustnt D. shouldnt

15. You ___ think youre clever， but that doesnt mean you can order me！

A. should B. would

C. could D. might

16. — What do you think of your nephew？

— He ___ be very naughty but you cant help liking him.

A. must B. will

C. may D. can

17. It is usually not quite cold in this area in March， but sometimes the temperature ___ be very low.

A. should B. can

C. must D. shall

18. — Why didnt you answer my phone last night？

— I ___ and failed to hear the phone.

A. might have slept B. must be sleeping

C. might be sleeping D. must have been sleeping

19. — Could I use your bike， Jack？

— Of course， you ___ .

A. can B. may

C. could D. might

20. — Show me your permit， please.

— Oh， its not in my pocket. It ___ .

A. might have fallen out B. could have fallen out

C. should have fallen out D. must have fallen out

21. — ___ the plane have taken off on time？

— Im afraid not. The fog was too thick then.

A. Would B. Will

C. Must D. Can

22. — Look at these tracks. It ___ be a wolf.

— It cant be. It ___ be a fox.

A. must； could B. may； might

C. need； must D. could； need

23. — Where is Jim？

— I dont know. He ___ be in the library.

A. can B. must

C. might D. will

24. The boss ___ the worker how to do it， or the accident couldnt have happened.

A. cant have told B. ought to tell

C. could have told D. mustnt have told

25. — Where is my uncle， Mary？

— He ___ in the bedroom.

A. must be B. may have been

C. will be D. should have been

26. I am feeling sick. I ___ so much chocolate.

A. neednt have eaten B. couldnt have eaten

C. mustnt have eaten D. shouldnt have eaten

27. You ___ pay too much attention to your reading skill， as it is so important.

A. cant B. shouldnt

C. mustnt D. neednt

28. We ___ so tired. Weve only been to a party.

A. mustnt have felt B. wouldnt have felt

C. shouldnt have felt D. couldnt have felt

29. My pain ___ obvious the moment I walked into the room， for the man I met asked me if I was OK.

A. must be B. must have been

C. could be D. could have been

30. A computer ___ think for itself； it must be told what to do.

A. cant B. neednt

C. mustnt D. shouldnt