88. As you can see, the number of cars on our roads _______?rising these days.

　 A. was keeping　　 B. keep　　　 C. keeps　　 D. were keeping　

87. We forgot to bring our tickets, but please let us enter, _____________?

　 A. do you　 B. can we　　 C. will you　　 D. shall we

86. Mary, ______ here---everybody else, stay where you are.

　　 A. come　　 B. comes　　 C. to come　　 D. coming

85. Helen____ her keys in the office so she had to wait until her husband ___ home.

　 　A. had left; came　 B. has left ;comes　 C. 　left; had come 　D. had left; would come

84.The telephone had been ringing for two minutes before it_____.

A. answered 　B. had answered　 C. was answering 　D. was answered

83.---______the sports meeting might be put off.

　 ---Yes, it all depends on the weather.

　　 A. I’ve been told　 B. I’ve told　　 C. I’m told　 D. I told

82.In some parts of the world, tea______ with milk and sugar.

　　 A. is serving　　 B. is served C. serves　 D.　 served

81.I_____ten minutes to decide whether I should reject the offer.

A. gave　 B. was given　 C. was giving　 D. had given

80.---We could have walked to the station. It was so near.

　 ---Yes. A taxi ______at all necessary.

　　　 A. wasn’t　 B. hadn’t been　 C. wouldn’t be　 D. won’t be

79.All morning as he waited for the medical report from the doctor, his nervousness________.

　　 A. has grown　 B. is growing　 C. grew　　 D. had grown