问题

So hard ______ that we had to wait another day.

A:did it rain
B:it rained
C:has it rained
D:it has rained

正确答案是：

同类题型

Wang Tao used to ______ QQ games in his spare time but now he is used to ____ sports.

My mother _____ this morning.

The number of the people who _______ cars _______ increasing.

Can you tell me what time

It isn’t decided yet _______ we will attend the meeting.