90.(　　 ) A talk on Chinese history___in the school hall next Monday.

　　 A. be given 　B. has been given 　C. will be given 　D. will give

89.(　　 ) --I saw Betty go to Grandpa Li's home just now.

　　 --Yes. She’s often seen _____ the old man with the housework..

　　 A: help　　　 B. to help　　 C. helps　　　　 D. helped

88.(　　 ) --Alice, you ______ on the phone. --I' m coming. Thanks.

　　 A. want　 B-. are wanted　 C. are wanting. D. have wanted

87.(　　 ) The trees must _______three times a week.

　　 A. water　 　B. watering　　 C. be watered　　　 D.waters

86.(　　 ) --What do you think of the football match yesterday?

　　 --Well, it' s surprising. The strongest team of our school _____.

　　 A. was beaten　　 B. won　　 　C. scored　　　 D. was filled

85.(　　 ) --Can I help you, sir? 　

--Yes, I bought the radio here yesterday, but it _______.

　 A. didn't work　 B.won' t work 　' t work　 D. doesn't work

84.(　　 )--What did you do last night? --I ______TV with my family.

　 A. watch　 　B. am watching　　 C. have watched　 D. watched

83.(　　 ) The students will go to the Summer Palace if it__ tomorrow.

　　 A. won' t rain　 B. isn' t raining　 C. doesn' t rain　 　D. isn' t rain

82.(　　 )--Why not go to see the dolphin show with me?

--Because I ____it.

　 　A. saw　　　 B. will see　　 　C. see　　 　D, have seen

81.(　　 )--How much did you _____for the pen? --Five yuan.

　　 A. cost　　　 B. take　　　 C. pay　　 　　D. buy