I have no idea what ____ while I was asleep in the sofa.

2024-01-17 19:27:31
中级语法解析版

I have no idea what ____ while I was asleep in the sofa.

A.happened

B.had been happened

C.was happened

D.will happen

正确答案是A

上一篇：He turned off the lights and then_____ the classroom.

下一篇：Soon Wu Dong ____ up with Tom, they were neck and neck.