情态动词和虚拟语气练习题.doc

【专题考案】1. —That must be a mistake. 　 —No, it _____ a mistake.  A. must not be 　B. needn’t be 　C. cannot be 　D. would not be  2. —_____ I water the trees on Tuesday? 　 —No, you needn’t.  A. Can 　　 B. Must 　　 C. May 　　 D. Shall  3. He _____ not pay unless he is punished to pay.  A. shall　　 B. will 　 　C. can 　　 D. would  4. I _____ such a mistake again.  A. shall never make 　　 B. may never make 　　 C. can never do 　 　D. need never do  5. —_____ I turn on the radio? 　—You’d better not. It is noisy enough in this room.  A. Shall 　　 B. Must 　　 C. Need 　 　D. Do  6. Let’s go to the library this afternoon, _____?  A. shall we　　 B. will we 　 　C. can we 　　D. should we  7. Where are my keys? I _____ lost them.  A. ought to 　　 B. should have 　C. will have 　D. must have  8. Even if he has time, he _____ shopping in town on Sunday.  A. won’t go 　 　B. will go 　　 C. won’t go to D. doesn’t go 9. He _____ finished earlier.  A. shall have 　　B. ought to 　　 C. could have 　D. must have  10. In case I _____, I would try again.  A. will fail 　　 B. would miss 　 C. should fail 　D. shall miss  11. Since the road is wet this morning, _____ last night.  A. it must rain 　　　　　　 B. it must have rained C. it must be rained 　　　　 D. it must have been rained  12. He asked me if he _____ open the window.  A. shall 　　 B. would 　　 C. will 　　 D. should  13. Everyone _____ do his best to make the world safe and clean.  A. can 　　 B. may 　　 C. should 　 　D. had to  14. _____ to have lunch with us today?  A. Do you like 　B. Would you like C. Will you like D. Have you like  15. —Will you lend me your book?  —Yes, I _____.  A. will 　　 B. need 　　 C. can 　 　D. must  16. If I had time, _____ see that new movie at the Capital Theater.  A. I will 　　 B. I may 　 　C. I shall 　 　D. I would  17. The English of her composition is too good. She can’t _____ it hersel