I have no idea____he will come back from work.空处填什么?A.where B.that C.when D.which

分类: 作业答案 • 2021-12-19 11:45:51

问题描述：

I have no idea____he will come back from work.空处填什么?
A.where B.that C.when D.which

答

C
我不知道他何时下班回来