56. The teacher demanded that the exam _____ before eleven. A. must finish　　　　 B. would be finished　　 C. be finished　 D. must be finished 57. She made the demand that the journalists _____ at once ______ Iraq. A. leave; for　　　　　B. leave; to　　　　　　 C. left; to　　　 D. to be left; for 58. He is talking so much about America as if he _____ there. A. had been　　　　　　 B. has been　　　　　　C. was　　　　 　 D. has gone 59. The young man insisted that he _____ nothing wrong and _____ free.

A. did; set　　　　　　　　　　　　　　　　　 B. had done; should be set　　　 C. should do; be set　　　　　　　　　　　　　D. had done; must be set

55. You promised your friend a letter; you ought to ______ days ago.

A. write　　　　　　　 B. be writing　　　　　 C. have written　　 D. be written

54. Tell me how you work out the answer, _______ you?

A. can　　　　　　　　 B. will　　　　　　　　 C. don’t　　　　　 D. shan’t

53. “ Need he go?” “ Yes, he ______.”

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

52. “ Isn’t that Tom playing basketball?” “ It ______ be; he fell off the ladder yesterday and got badly hurt.”

A. mustn’t　　　　　 B. would rather not　　 C. couldn’t　　　 D. wouldn’t

51. “________ I have a glass of beer?” “ No, I’m afraid you ________.”

A. Can’t; can’t　　 B. Could; won’t　　　 C. May; daren’t　　 D. Shall; may

50. “ They went to the lecture, but it had been put off.” “ Oh, so they _______.”

A. needn’t have gone　　　　　　　　　　　　 B. should have gone

C. mustn’t have gone　　　　　　　　　　　　 D. don’t need to go

49.　The book I borrowed from the library isn’t here. Who __________?

A. could have taken it　　　　　　　　　　　 B. must have taken it

C. might take it　　　　　　　　　　　　　　 D. should take it.

48.　“______ you go so soon?” “ No, I ______ go yet.”

A Must; mustn’t　　 B. Shall; won’t　　　 C. Can; may not　 D. Must; needn’t

47.　 Let’s sing a song, ______ we?

A. will　　　　　　　 B. can’t　　　　　　 C. shall　　　　　 D. do