19. You are late for class. You _______ have come to school earlier.

　A. shall　　 B. must　　 C. will 　　D. should　　 答案：D

18. He went home because his mother was ill. We _______have waited for him at the bus station for a long time.

　A. needn’t　B. need　　C. must　D. shall

　答案：A

17. She ______ have had a hard life as she looked much older than her age.

　A. may　　　　 B. may not　 C. mustn’t　 D. must　　 答案：D

16.Xiao Wang ______ have been to Japan. He has never told me this.

　A. will not　B. cannot　C. shall not　D. may not

　答案：B

15. A boy was crossing the street in front of my car, and I stop very quickly.

　A. must　　 B. have to　　 C. has to　　 D. had to　　 答案：D

14. Could you tell me if there ______ plenty of rain in your hometown?

　A. is　　　　 B. would be　 C. are　　　　 D. was

13. -Need I go to work now?

　　-Yes, you ______.

　　A. need　　　 B. can　 C. may　　　 D. must　 答案：D

12. You ______ go with us now, or you will be late.

　　A. shall　　　 B. should　　 C. would　　　 D. could　　 答案：B

11. You’d better _______ in class.

　A. not talk　　 B. not to talk

　C. don’t talk　 D. not talking　 答案：A

10. We ______ them. They can do it by themselves.

　A. need help　　 B. don't need help

　C. don't need to help 　　D. needn't to help

　　 答案：C