Question

【题目】— Why didn’t you come to the party last Sunday?

— I was busy ________ for my exam.

A.prepareB.preparingC.to prepare

Answer 1

【答案】B

【解析】

句意：——上星期天你为什么不来参加聚会？ ——我正忙着准备考试。

考查非谓语动词。选项A为动词原形；选项B为动名词；选项C为动词不定式。此处考查be busy doing sth.：忙于做某事。prepare for：为……做准备。故选B。