巩固练习

一、单项选择

1. —I hear you've got a set of Australian coins._______I have a look?

—Yes, certainly.

A. Do

B. May

C. Need

D. Should

2. Michael_______be a policeman, for he is much too short.

A. needn't

B. can't

C. should

D. may

3. —May I leave the office before 5 o'clock in the afternoon?

—No, I'm afraid you_______.

A. needn't

B. shouldn't

C. mustn't

D. won't

4. It has been announced that candidates_______remain in their seats until all the papers have been collected.

A. can

B. will

C. may

D. shall

5. The traffic light is red, so I_______stop my car.

A. must

B. have to

C. can

D. mustn't

6. I told Sally how to get here, but perhaps I_______for her.

A. had to write it out

B. must have written it out

C. should have written it out

D. ought to write it out

7. Jack_______yet, otherwise he would have telephoned me.

A. mustn't have arrived

B. shouldn't have arrived

C. can't have arrived

D. needn't have arrived

8. Children_______in public very often, or they will be too proud.

A. should be praised

B. shouldn't have praised

C. shouldn't have been praised

D. shouldn't be praised

9. Tom_______show his exam results to his parents.

A. dare not

B. dared

C. dare to

D. dares not to

10. She_______the film. She knows nothing about it.

A. can't see

B. can't have seen

C. must see

D. mustn't have seen

11. They must have been here the day before yesterday,_______?

A. mustn't they

B. weren't they

C. must they

D. had they

12. —I didn't see her yesterday.

—Oh, but you_______.

A. must have

B. ought to

C. should have

D. cannot have

13. —Why do you make me do so?

—I am sorry that you_______do such a thing.

A. would

B. can

C. should

D. may

14. —Where_______?

—I got stuck in the heavy traffic, or I_______here earlier.

A. did you go; had arrived

B. are you; would come

C. were you; would come

D. have you been; would have been

15._______he come, the problem would be settled.

A. Would

B. Should

C. Shall

D. If

二、语法填空

1. He seldom listens to others. He_______answer for what he has done.

2. Mr. Bush is on time for everything. How_______it be that he was late for the opening ceremony?

3. It's strange that he_______come so late. He is always on time for everything.

4. —What happened to the young trees we planted?

—The trees_______(grow) well, but I didn't water them.

5. I was really anxious about you. You_______(leave) home without a word.

6. If you really want yourself to be in good health, you_______be always smoking so much.

7. —Nancy_______(receive) the letter from her mother.

—No, she can't have. The postman hasn't come yet.

8. She_______(read) the book. She knows nothing about it.

9. —Where is my English book, mum?

—It_______be in Tom's room. Last night he was reading it when I came to his room.

10. I tried to call you last week but your dog simply_______not let me come through the gate.

11. When John Montagu made the very first sandwich in England in 1762, he_______(imagine) that it would still be very popular almost 250 years later.

12. —I've prepared all kinds of food for the picnic.

—Do you mean we_______bring anything with us?

13. The boss said to the secretary,“If you work well, you_______have a pay rise.”

14. Can you believe that he_______marry such a girl much older than him?

15. —Can I tell my best friend about it?

—No, I don't want anyone else to know it. You_______tell anyone.

16. —She looks very happy. She_______have passed the exam.

—I guess so. It's not difficult after all.

17. I still remember my happy childhood when my mother_______take me to Disneyland at weekends.

18. —My cat's really fat.

—You_______have given her so much food.

19. —What does the sign over there read?

—“No person_______smoke or carry a lighted cigarette, cigar or pipe in this area.”

20. In crowded places like airports and railway stations, you_______take care of your luggage.

21. The weather turned out to be fine yesterday. I_______have taken the trouble to carry my umbrella with me.

22. Tom, you_______leave all your clothes on the floor like this!

23. What do you mean, there are only ten tickets? There_______be twelve.

24. —What do you think we can do for our aged parents?

—You_______do anything except to be with them and be yourself.

25. John, look at the time._______you play the piano at such a late hour？

26. Some people who don't like to talk much are not necessarily shy; they_______just be quiet people.

27. He did not regret saying what he did but felt that he_______(express) it differently.

28. —May I take this book out of the reading room?

—No, you_______. You read it in here.

29. It's said that they have swum to the island from the continent, but they_______(do) it because the ocean in between is too wide.

30. Mark_______have hurried. After driving at top speed, he arrived half an hour early.