练习八

情态动词

 

1.He sees very badly; he _____ wear glasses all the time.

  A. must        B. can         C. has to         D. may

2.You _____ get your hair cut. It’s too long.

  A. have to        B. must         C. mustn’t         D. needn’t

3.“Must I come at four o’clock?” --- “Oh no, you _____.”

  A. needn’t     B. mustn’t          C. don’t have to       D. Both A and C

4.You _____ tell George the bad news. He is ill.

  A. mustn’t       B. have to           C. must       D. don’t have to

5.If there are no taxis we _____ walk.

  A. shall have to        B. must         C. ought to          D. had to

6.A person _____ go abroad in order to live a successful life .

  A. mustn’t       B. needs          C. doesn’t have to        D. must

7.He _____ run fast so he _____ catch the thief.

  A. was able to…could           B. can…is able to

  C. could…is able to           D. could…was able to

8.I _____ speak German in another few months.

   A. can         B. shall be able to         C. am able to         D. am to

9.I _____ get to the city library, so I haven’t got the book.

   A. couldn’t     B. haven’t been able to C. can not         D. wasn’t able to

10.Capitalism _____ settle the problem of inflation.

   A. can never    B. is never able to     C. could never    D. should not

11.He _____ swim when he was young.

   A. was able to     B. might         C. would           D. could

12.He _____ run two miles every morning when he was young.

   A. succeeded to      B. must          C. was able to        D. could

13.You _____ walk ten miles without seeing a house.

   A. can         B. could       C. have to          D. may

14.“Could I ask you something, if you’re not too busy?”---“Yes, of course you _____.”

   A. can         B. could       C. may            D. might

15._____ he really believe that he can deceive us so easily?

   A. May                B. Might                   C. Can                    D. Should

16.Professor Li, I’d like to ask a question if I _____.

   A. can                B. may                    C. could                   D. was able to

17.Students _____ stay out after midnight without written permission..

   A. may not         B. can not     C. might not     D. could not

18.Where is Helen? _____ she have gone to the skating rink?

   A. May        B. Can         C. Might           D. Should

19. “Did you give him the book?”--- “No, I_____ it to him yesterday, but I didn’t have time.”

   A. should give     B. must give     C. was to have given      D. was to give

20. Even in summer the temperature _____ suddenly drop below freezing point.

   A. can        B. may           C. would          D. might

21.So you _____ hurry with your meeting.

   A.don’t need       B. needn’t to        C. needn’t     D. didn’t need

22._____ do it all at once?

   A.Needs he     B. Needed he     C. Need he        D. Need he to

23.He _____ behave like that in my house!

   A. dare        B. dares      C. dares to           D. dare to

24.He does not dare _____ about what happened.

   A. to speak       B. speak          C. speaking      D. both A and B.

25._____ stay here or go home?

   A. Would you rather            B. Had you better to

   C. Had you better ­             D. Would you rather to

26.He _____ live in the country than in the city.

   A. prefers       B. likes to       C. had better       D. would rather

27.We _____ disturb him; he is having his dinner.

   A. had better not to         B. had better not

   C. had not better           D. would rather not

28.We _____ on the 8th, but we didn’t leave till the 12th.

   A. had better leave        B. would rather leave

   C. had better have left     D. would rather have left

29.I mailed the letter two weeks ago. She _____ received it.

   A. could       B. must have been       C. must have      D. were to have

30.I’m sorry I couldn’t get in touch with him before he left. I      _____ him earlier.

   A. had to phoned             B. have phoned

   C. should have phoned        D. should be phoning

31. Susan, you are so lazy. This job _____ hours ago.

   A. ought to have been finished                    B. should be finished

   C. must have finished                           D. could be finished

32.Although the student made mistakes, _____.

   A. we ought to have laughed at him            B. we ought not to laugh at him

   C. we oughtn’t to have laughed at him        D. we needn’t have laughed at him

33.Since my wife isn’t answering her telephone, she _____.

   A. should have left   B. need have left         C. can have left        D. must have left

34.Dr. smith, many students want to see you. _____ they wait here or outside?

   A. Shall      B. Do        C. Will       D. Would

35.Come and lend me a hand, _____?

   A. do you      B. will you       C. shall you      D. can you

36.If you _____ me, I shall be very grateful to you.

   A. would help       B. will be helping        C. will help               D. helped

37.You _____ pay the money, but you _____ do so at once.

   A. needn’t…must  B. must…mustn’t       C. should…must         D. must…needn’t

38.She _____ there for hours, waiting for her son to come home.

   A. will sit     B. sits        C. shall sit        D. is sitting

39.“Did your sister break the vase?”---“She _____. I am not sure.”

   A. might do it       B. might have done it    C. must have done it   D. can have done it

40.My daughter _____ watch TV for a while last night.

   A. could        B. was allowed         C. can         D. had permission to

41.He seemed _____ put complicated thought in simple words.

   A. be able to         B. able to          C. can           D. may

42.“Need I come?” ---“Yes, you ____.’

   A. must         B. need           C. have to         D. should

43.I _____ the operation unless it is absolutely necessary.

   A. had rather not have            B. would rather not have

   C. would not rather have          D. not would rather have

44.I _____ him last Sunday but he did not come.

   A. was to see        B. was to have seen     C. should see       D. must have seen

45.We had plenty of bread, so you _____ a loaf.

   A. needn’t buy     `B. need buy      C. need to buy    D. needn’t have bought

 

参考答案（练习八）：

1—5 CBDAA     16—20 BABCD        31—35 ACDAB

6—10 CDBBA    21—25 CCCDA        36—40 CDABD

11—15 DCDAC   26—30 DBDCC        41—45 BABBD