问题 选择题

We are busy__________ the final exams.

A.to prepare for

B.preparing for

C.preparing

D.preparing with

答案

答案:B

忙于做某事后面跟动词通常写成be busy (in) doing sth,后面跟名词,通常

写成be busy with sth,表示目的后跟名词用介词for,为期末考试而准备,故

本题选B。

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