We should return the books to the library time. A. aboutB. onC. byD. for

发布时间：2020-08-20 16:03:29

We should return the books to the library      time.
A. about
B. on
C. by
D. for

网友回答

A. about
(答案→)B. on
C. by
D. for
解析：考查介词用法。短语：on time按时，句意：我们应该按时把书归还给图书馆。根据句意所以选B。
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