1( ) 1 John___ come to see us tonight, but he isn't very sure yet.
A. may B. canC. 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
2( ) 1 -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
( ) 2 -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
( ) 3 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
( ) 4 He isn't at school. I think he ___ be ill.
o A. can B. shall C. must D. has to
( ) 5 ___ I take this one?
A. May B. Will C. Are D. Do
3( ) 1 The children___ play football on the road.
A. can't B. can C. mustn't D. must
( ) 2 You ___ be late for school again next time.
A. mustn't B. needn't
C. don't have to D. don't need to
( ) 3 -Must I do my homework at once?
-No, you___.
A. needn't B. mustn't C. can't D. may not
4( ) 1 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
( ) 2 He had to give up the plan, ___ he?
A. did B. didn't C. does D. doesn't
( ) 3 They had to walk here, ___ they?
A. mustn't B. did C. didn't D. hadn't
5( ) 1 He had better stay here, ___ he?
A. didn't B. don't C. hadn't D. isn't
( ) 2 You'd better___late next time.
A. not to be B. not be C. won't be D. don't be
( ) 3 You'd better ___ your hair ___ once a month.
A. had; cut B. had; cutted
C. have; cut D. have; cutted
( ) 4 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
6( ) 1 -Shall we go and visit the History Museum next Sunday?
A. Here you are B. Sorry, I can't C. Yes, please D. Let me try
( ) 2 -Why don't you ask Mike to go with us?
-Thanks, ___.
A. I will B. I won't C. lean D. I may
( ) 3 -___ I take the newspaper away?
-No, you mustn't. You____read it only here.
A. Must; can B. May; can C. Need; must D. Must; must
7( ) 1 Excuse me. ___ you please pass me that cup?
A. Do B. Should C. Would D. Must
( ) 2 ___ you like to have another try?
A. Could B. Will C. Would D. Do
( ) 3 -Would you like to go boating with us?
-Yes, ___.A. I'd like B. I want C. I'd like to D. I do
8( ) 1 You___ worry about your son. He will get well soon.
A. needn't B. can't C. mustn't D. have to
( ) 2 The poor man needs our help, ___ he?
A. need B. needn't C. does D. doesn't
( ) 3 -Must we do our homework first?
-No, you___. You may have a rest first.
A. mustn't B. needn't C. may not D. can't
参考答案：
1. 1-5 A D A B B
2. 1-5 C D B C A
3. 1-3 C A A
4. 1-3 D B C
5. 1-4 C B C C
6. 1-3 B A B
7. 1-3 C C C
8. 1-3 A D B
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