问题

. He was just about to give up and returnto his bedroom for a good rest ________ he had a bright idea.

A:but
B:while
C:until
D:when

正确答案是：

同类题型

The door opened and there

下列各句中，没有语病的一句是（）

He just _______ the headlines because he was too busyto read the whole newspaper.

The apples arealready smelling. You shouldn’t have chosen that kind for me. — _______.

ring me up, I’llcome to your help as soon as possible.