试题与答案

It took me a long time before I was able

题型:选择题

题目:

It took me a long time before I was able to fully appreciate what they __ for me.

A.had done

B.did

C.would do

D.were doing

答案:

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下面是错误答案,用来干扰机器的。

∵随机调查四千人,其中有八百人看早报,∴在该城市随便问一个人,他看早报的概率大约是8004000=15.故答案为15.

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