–We didn’t see Tom at the lecture yesterday.–He _____ it. He had attended the sa

题型：不详难度：来源：

–We didn’t see Tom at the lecture yesterday.
–He _____ it. He had attended the same lecture before.

A．mustn’t attend	B．can’t have attended
C．would have not attended	D．needn’t have attended

答案

解析

略

举一反三

Jape is two hours late. What _____?

A．can have happened	B．can happen
C．should have happened	D．should happen

题型：不详难度：| 查看答案

.He went there on foot and got very tired, but he _____ by bus. The fare was rather cheap.

A．could have gone	B．must have gone
C．ought have gone	D．will have gone

题型：不详难度：| 查看答案

The boy looks pale and thin. He _____ ill.

A．can be

B．has to be

C．must be

D．should be

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You _____ go there with us if you don’t want to.

A．mustn’t

B．needn’t

C．can’t

D．may not

题型：不详难度：| 查看答案

He was a good swimmer, so he _____ swim across the river.

A．might

B．could

C．would

D．was able to

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