( )81 .--How much did you ________for the pen? --Five yuan.
A. cost B. take C. pay D. buy
( )82.--Why not go to see the dolphin show with me? --Because I ________it.
A. saw B. will see C. see D, have seen
( )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
( )84.--What did you do last night? --I _______TV with my family.
A. watch B. am watching C. have watched D. watched
( )85. --Can I help you, sir? --Yes, I bought the radio here yesterday, but it ________.
A. didn't work B.won' t work C.can' t work D. doesn't work
( )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
( )87. The trees must _______three times a week.
A. water B. watering C. be watered D.waters
( )88. --Alice, you ________ on the phone. --I' m coming. Thanks.
A. want B-. are wanted C. are wanting .D. have wanted
( )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
( )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
答案：81-90: CDCDD ACBBC