67. You must have seen him last night, ?

A. haven't you B. didn't you C. don't you D. must you

66. You must be a writer, ______?

A. mustn't you B. are you C. must you D. aren't you

65. “ he be watching TV now?”

"Yes, he be watching TV now?"

"No, he be watching TV now."

A. Must, can, mustn't B. Can ,must, can't

C. Can, can, mustn't D. May, must, needn't

64. She is already two hours late. What to her?

A. can have happened B. may have happened

C. should have happened D. must happen

63. I think Helen is at home.

No, she be at home, for she phoned me from the airport just five minutes ago.

A. mustn't B. needn't C. can't D. dared not

62. Where is Mary?

She isn't here. I think she_____.

A. may have gone home B. must have gone home

C. might have gone home D. All the above

61. If you really want yourself to be in good health, you must always so much..

A. not, be smoking B. not, have smoked

C. not, to smoke D. be not, smoking

60. One ought for what one has done.

A. not to be punished B. to not be punished

C. to not punished D. not be punished

59. The young man has made so much noise that he not have been allowed to attend the

concert.

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

58. Please don't make a noise.　 --I'll be as quiet as a mouse.

A. Yes, I won't B. No, I won't C. No, I will D. Yes, I will