81. - Where can I get this medicine?

　 - At　　 chemists. It is on sale everywhere.

　 　A. each　 　　　　　　　　　　 B. some　 　　　　　　　　　 C. certain　 　　　　　　　　　　　 D. any

80. - Hilary, I think I’ll just have some coffee for a change.

　 - 　　　. The coffee I bought yesterday is in the cupboard.

　 　A. Coffee would be better　　　　　　　　　　　　　　　　　　　　　 B. Change it, please　

C. So do I　　 　　　　　　　　　　　　　　　　　　　　　　　　　 D. Help yourself

79. - Was Tom there when you arrived?

　 - Yes, but he　　 home soon afterwards.

　 　A. had gone　 　　　　　　　　　　 B. has gone　 　　　　　　 C. is going　 　　　　　　　　　　　　　　 D. went

78. - Let me help you prepare dinner, Mom.

　 - 　　　, but your homework hasn’t been done. You’d better finish it first.

　 　A. that’s all right　　 　　　 B. you’re welcome　　 C. that’s very kind of you 　　 D. I’d love to

77. -You could have asked your brother for help. He is good at math.

　 -Yes, A whole day　　 .

　 　A. will be wasted　 　　　　　　　 B. had wasted　 　　　　　 C. was wasted　 　　　　　　　　 D. would be wasted

76. - Happy birthday, Helen. Here are some flowers for you.

　 - 　　　.

　 　A. Don’t be so polite　 　 B. How much is it?　　 C. Oh, how beautiful they are　　　 D. Thank you very much

75. Mr Jiang bought his foreign friend a piece of　　 cloth.

　 　A. blue Chinese silk　 　 B. Chinese blue silk　 　 C. Chinese silk blue　 　　　　 D. blue silk Chinese

74. - It might be nice to see a film this afternoon.

　 - 　　　?

　 - Fine. I’ll pick you up at 2 o’clock.

　 　A. Yes, why not　　 　　　　　　　 B. No, not at all　　 　　 C. Sure, I hope not　　 　　　　 D. Sorry, I’m afraid not.

73. - Hi, Tracy, you look tined.

　 - I am tired. I　　 the living room all day.

　 　A. painted　　 　　　　　　　 B. had painted　 　　　　 C. have been painting 　　　　 D. have painted

72. 　　　for the free tickets, I would not have gone to the film so often.

　 　A. If it is not　　 　　　　 B. Were it not　　 　　　　 C. Had it not been　　 　　　　 D. If they were not