题目内容
（请给出正确答案）
It must have rained last night, ______ the ground is wet. ()
A．because
B．as
C．since
D．for
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更多“It must have rained last night…”相关的问题
Since the road is wet this morning, ______ last night.
A．it must rain
B．it has rained
C．it must have rained
D．it must have been rained
The streets are all day. It______ during the night.
A．can't have rained
B．mustn't have rained
C．couldn't rain
D．shouldn't have rained
The streets are all wet. It ______ during the night.
A．must be raining
B．must have rained
C．had rained
D．must rain
The streets are all wet. It______ during the night.
A．must be raining
B．must have been rain
C．had to rain
D．must have rained
The road is wet, it ______ rained last night.
A．would have
B．should have
C．could have
D．must have
A.Hadn' t rained
B.didn' t rain
C.Wouldn' t have rained
D.wasn' t raining
A sentence must not only be acceptable, but also have appropriate structure.()
参考答案：错误
A.must be
B.must have been
C.should be
D.should have been
John's score on the test is the highest in his class, he ______ very hard.
A. must have studied
B. should have studied
C. must study
D. should study
