问题

Did Peter come back early last night? — Yes. It was not yet eight o’clock _________ he arrived home.

A:when
B:that
C:until
D:before

正确答案是：

同类题型

_______ astonishes us is that AlphaGo defeated the human champion.

Did the policeman let you in?—No, I told him who I was

tch was very good, and he _______ 20 percent down for it．

The manager of the factory wants to improve production a great deal, but he doesn’t spend much on technology.—I am afraid he won’t realize his dream. You know ________.

It is obvious that talking about something behindothers is what everyone will not ______．