初中 情态动词讲解分析(全)(2)

Yesterday I was able to get home before the heavy rain. 昨天我在下大雨前赶到了家里。

2. must和 have to

must表示主观意志，而have to表示由于客观因素不得不做某事。must没有过去式，除在间接引语中可用把一切准备就绪。

3. would和used to

1）used to表示过去与现在或过去某时与后来的情况有不同，而would只表过去的情况。People used to think that the earth was flat.

过去人们认为地球是平的。（现在人们不这么认为。）

She would go out for a walk in the morning when she was in the country.

在乡下时，她总是在早晨去散会儿步。（可能现在仍有散步的习惯。）

2）used to可表示过去的习惯动作和经常的情况，而would只表示过去的习惯动作。

He used to ∕would smoke while writing. 过去他写东西时常抽烟。

She used to be fat. 她过去很胖。

1. I __________ you, because I I must be wrong.

A. dare not ask

B. dare not

C. dare not asking

D. dare to not ask

2. There __________ some flowers in the garden.

A. were used to be

B. used to be

C. uses to be

D. used to be having

3. "__________ I take it out?" "I'm sorry, you __________."

A. Could ...couldn't

B. Might...might not

C. Could...can

D. May...can't

4. You were stupid to climb tree. You __________ hurt yourself.

A. may didn't you ?

A. should post

B. should have posted

C. must have posted

D. ought to post.

6. All the lights are on, miths __________ up.

A. must get

B. is getting

C. must be getting

D. would get

7. He __________ lead a but he __________ not make it drink.

A. will...can

B. may...can

C. may...dares

D. dare...can

8. "Need we do this job now?" "Yes, __________."

A. you need

B. you should

C. you must

D. you can

9. __________ to have lunch with us today?

A. Do you likes

B. Would you like

C. Will you liked

D. Have you liked

10. He said that you __________ watch TV all the evening if you wished.

A. may

B. must

C. can

D. might

11. -Is John coming by train? --He should, but he __________ not. He likes driving his car.

A. must

B. can

C. need

D. may

12. Peter __________ come with us tonight, but he isn't very sure yet.

A. must

B. can

C. may

D. will

13. Michael __________ be a policeman, for he's much too short.

A. needn't

B. can't

C. shouldn't

D. won't

14. I thought you __________ be hungry, so I have brought you some cakes.

A. may

B. might

C. can

D. could

15. I wonder how he __________ that to the teacher.

A. dare to say

B. dare saying

C. not dare say

D. dared say

16. Come on! We __________ hurry because there isn't much time left.

A. may

B. must

C. can

D. need

17. Amy did best in the English test. She __________ hard last week.

A. must have working

B. should have worked

C. should work

D. must work

18. The fire spread through the hotel very quickly but everyone __________ get out.

A. had to

B. would

C. could

D. was able to

19. ---I stayed at a hotel while in New York. ---Oh, did you? You __________ with Barbara.

A. could have stayed

B. could stay

C. would stay

D. must have stayed

20. It's nearly seven o'clock. Jack __________ be here at any moment.

A. must

B. need

C. should

D. can

答案：

1.A

2.B

3.D

4.D

5.B

6.C

7.B

8.C

9.B10.D11.D12.C13.B14.B15.D16.B17.A18.D19.A20.C