457. As a soldier, you ____do as your captain.

　　　 A. will　 B. shall　　 C. may　 D. ought

456. The post office was quite near. Miss Lin ____.

A.mustn’t hurry　 B. needn’t hurry　 C. needn’t have hurried　 D. mustn’t have hurried

455. ----Something flying far away must be a hawk.

　　　 ----No, it____be a hawk.

　　　 A. mustn’t　 B. must not　 C. can’t　 D. might

454. Look. That fellow is too sleepy to work. He ____up reading until midnight.

A.mustn’t stay　 B. mustn’t have stayed　 C. ought not to stay　 D. should not have stayed

453. It’s so wet this morning . It ___have rained last night.

　　　 A. should　 B. must　 C. may　 D. could

452. ___I have a word with the manager, sir?

　　　 A. Will　 B. Would　 C. May　 C. Can　

451. ___you tell me what’s happening over there ?

　　　 A. Could　　 B. May　 C. Might　 D. Shall

450. The little girl ___dance before so many guests, ____she ?

A. doesn’t dare to…dare　 B. daren’t does…does C. dares not…dare　 D. daren’t; dare

449. Jack ___have gone to bed earlier, now he’s late again.

　　　 A. must　 B. would　　 C. should　　 D. shouldn’t

448. Oh, dear! What on earth ___this mean?

　　　 A. could　 B. can　 C. may　 D. might