初中情态动词较全的讲解练习

What shall we do this evening?

2) shall 用于______、________称，表示说话人给对方的命令、警告、允诺或威胁。

1. You shall fail if you don’t work hard. (_________) 2. He shall have the book when I finish it. (允诺) 3. He shall be punished. (__________) 六、 will, would

1) 表示请求、建议等，would更委婉。 Will / Would you pass me the bal l, please? 2) 表示意志、愿望和决心。 1. I will never do that again.

2. They asked him if he would go abroad. 七、 should, ought to

1.单项选择

( ) 1 John___ come to see us tonight, but he isn't very sure yet.

A. may B. can C. has to D. must ( ) 2 They ___ do well in the exam.

A. can be able to B. be able to C. can able to D. are able to ( ) 3 -May I take this book out?

-No, you___.

A. can't B. may not C. needn't D. aren't

( ) 4 You___ go and see a doctor at once because you're got a fever.

A. can B. must C. dare D. would ( ) 5 -Can you speak Japanese?

-No, I____

A. mustn't B. can't C. needn't D. may not ( ) 6 -He___ be in the classroom, I think.

-No, he ___ be in the classroom. I saw him go home a

minute ago.

A. can; may not B. must; may not C. may; can't D. may; mustn't ( ) 7 -Shall I get one more cake for you, Dad?

-Thanks, but you___, I've had enough. A. may not B. must not C. can't D. needn't

( ) 8 Even the top students in our class can't work out this

problem, so it______ be very difficult. A. may B. must C. can D. need

( ) 9 He isn't at school. I think he ___ be ill.

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

( ) 10 ___ I take this one? 1) should, ought to表示“应该”，ought to表示_____或_____，比should语气_____。

1. I should help her because she is in trouble. 2. You ought to take care of the baby.

2) 表示劝告、建议和命令。should, ought to可通用，但在疑问句中常用should。

1. You should / ought to go to class right away. 2. Should I open the window? 3) 表示推测

should , ought to (客观推测), must (主观推测)。 1.He must be home by now. (断定他已到家) 2.He ought to/should be home by now. (不太肯定)

A. May B. Will C. Are D. Do

( ) 11 The children___ play football on the road.

A. can't B. can C. mustn't D. must ( ) 12 You ___ be late for school again next time.

A. mustn't B. needn't C. don't have to D. don't need to ( )1 3 -Must I do my homework at once?

-No, you___.

A. needn't B. mustn't C. can't D. may not ( ) 14 His arm is all right. He___ go and see the doctor.

A. has not to B. don't have to C. haven't to D. doesn't have to ( ) 15 He had to give up the plan, ___ he?

A. did B. didn't C. does D. doesn't ( ) 16 They had to walk here, ___ they?

A. mustn't B. did C. didn't D. hadn't ( ) 17 He had better stay here, ___ he?

A. didn't B. don't C. hadn't D. isn't ( ) 18 You'd better___ late next time.

A. not to be B. not be C. won't be D. don't be

( ) 19 You'd better ___ your hair ___ once a month.

A. had; cut B. had; cutted C. have; cut D. have; cutted

( ) 20 You___ ask that man over there. Maybe he knows the way.

A. had better not to B. had not better C. had better D. had better not

( ) 21 ---Shall we go and visit the History Museum next Sunday?