--why do you look so worried?----My computer broke down and my essay Aumfinished since.

分类: 作业答案 • 2022-07-02 13:09:41

问题描述：

--why do you look so worried?----My computer broke down and my essay __A__umfinished since.
A has been left B has left
为什么不选B呢?

答

B是主动
A的被动

--why do you look so worried?----My computer broke down and my essay __A__umfinished since.