问题

It ___________last night, for the ground is wet outside.

A:would be raining
B:would have rained
C:must rain
D:must have rained

正确答案是：

同类题型

It hasn’t been ______ that food from cloned animals is really safe for humans to eat.

Thank you very much. — _______.

I a report about the air pollution in my hometown all the morning and haven’t finished it yet.

The representatives were discussing the 12th five-year plan that they would like to see _______ the next year.

Bob, when can we watch TV—Not until it _______ next week.