1. —Can you go shopping with us this afternoon?
—Sorry, I can’t. I ______ look after my little sister.
2. —May I smoke here?
—No, you ________. This is a no-smoking room.
A. needn’t B. mustn’t C. need D. wouldn’t
3. Someone is knocking at the door. It ______ be my mother. It’s time for her to be back.
A. can B. may not C. must D. mustn't
4. You _____ take me to the station. My brother’s taking me.
A. can’t B. mustn’t C. shouldn’t D. don’t have to
5. — Sorry, Miss Liu. I left my workbook at home. Must I hand it in(上交它) today?
— No, you ______. You ______ bring it here tomorrow.
A. mustn’t; should B. can’t; must C. mustn’t; may D. needn’t; can
6. —Excuse me, sir, visiting hours(探视时间) are over. You _____ leave.
—Pardon me(对不起), nurse. I didn’t hear the bell(铃声).
A. may B. can C. must D. need
7. The children ______ play basketball on the road.
A. can’t B. can C. mustn’t D. must
8. You ______ go and see a doctor at once because you got a fever(发烧).
A. can B. must C. dare D. would
9.—Mum, must I finish the homework now?
—No, you ______.You can do it after supper.
A. needn'tB. mustn't C. can'tD. may not
10. (2018 盐城一模)Sorry! I can't follow you. I ____ finish my homework first.
A. can B. may C. must D. could
11. (2018·济南三模) —Must I answer the question in English?
A. can'tB. mustn't C. needn't D. shouldn't
12. Yesterday it rained heavily when school was over. We _____ stay in our classroom
A. mustB. shouldC. had toD. need
13. I can’t go with you. I ______ stay at home until my parents come back.
A. canB. mayC. mustD. could
14.—Must I finish the work today?
—No, you ______. But you ______ finish it next Monday.
A. mustn’t; mustB. needn’t; mustC. mustn’t; couldD. needn’t; could
15. —______ you ______ wear your sports shoes for P.E. class?
A. Have; toB. Do; haveC. Do; have toD. Does; have to
16. —May I go out now, Dad?
—Well, you _________ finish your school work first.
A. canB. mayC. needD. must
17. —Why can’t Nancy come to your party?
—Because she ______ do her homework.
A. canB. can’tC. has toD. doesn’t have to
18. (2018 河西区一模) Mike _____ finish the work at once. He can finish it tomorrow.
A. must B. have to C. shouldn't D. doesn't have to
19. We shouldn't arrive late for class. We ______ be on time.
A. mustB. mayC. couldD. can
20. It is in the library. You __________ talk loudly.
A. may notB. wouldn't C. needn't D. mustn't
1.C 2.B 3.C 4. D 5. D 6. C 7. C 8. B 9. A 10. C
11. C 12. C 13. C 14. B 15. C 16. D 17. C 18. D 19. A 20. D
