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37 You ＿＿＿ see a doctor. You've got a bad cold.
A. will
B. are going to
C. had better
D. could
［答案］ C.
［析］ had better 最好，意为一种真心的劝告。
38 Your radio is too loud. Would you please ＿＿＿ ?
A. turn down it
B. turn it down
C. to turn down it
D. to turn it down
［答案］ B.
［析］ would you please 后面加动词原形。
39 Could you tell me if it ＿＿＿ tomorrow?
A. rains
B. is raining
C. will rain
D. rain
［答案］ C.
［析］ if从句是宾语从句，而不是状语从句。所以还是要用将来时，而不能用一般现在时表示将来。
40 Suddenly one of the bags ＿＿＿ the truck and landed in the middle of the road.
A. fell out
B. fell down
C. fell off
D. will be
［答案］ C.
［析］ fall off 掉落，与off有关的词组有 see off 送行 give off 散发 shut off 关闭 kick off 踢掉 turn off 关闭 get off 下车 jump off 跳下 show of 炫耀 take off 脱下 pay off 付清
41 He ＿＿＿ at this school since two years ago.
A. was
B. has been
C. is
D. will be
［答案］ B.
［析］ since引导的时间状语应与完成时相呼应。
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