问题补充:
When I came back yesterday evening, my brother his homework.
A. is doing B. has done C. was doing
答案:
解析:句意:当我昨天晚上回来的时候,我的哥哥正在写作业。when引导的时间状语从句,强调在某一时刻,主句经常用进行时,根据该句的时间,故用过去进行时,故选C。
时间:2020-11-27 00:44:10
When I came back yesterday evening, my brother his homework.
A. is doing B. has done C. was doing
解析:句意:当我昨天晚上回来的时候,我的哥哥正在写作业。when引导的时间状语从句,强调在某一时刻,主句经常用进行时,根据该句的时间,故用过去进行时,故选C。
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