问题 选择题

____the end of the day, we were very tired.

A.In

B.At

C.To

D.By

答案

答案:B

题目分析:句意:在这一天结束的时候我们非常累。in the end ,最后;at the end of…,在……结束时,强调时间点;by the end of ,在···以前。故选B。

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