Living in such a high mountain _________be cold．A．shouldB．canC．mayD．must

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Living in such a high mountain _________be cold．

A．should

B．can

C．may

D．must

答案

解析

略

举一反三

— Must I take a taxi?
—No, you______. It is only a

six minutes’ walk.
A. don’t have to B. must C can’t D ought to

题型：不详难度：| 查看答案

--It’s said that no one ______ light a cigarette at a gas station.
--- Yes. Safety always comes the first.

A．can

B．may

C．shall

D．must

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He has no money nor friends here. That’s why he ______ sleep in the street.

A．must

B．has to

C．should

D．may

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---Mary’s score on the test is the highest in her class.
---Really? She ______ have studied very hard.

A．may

B．ought to

C．must

D．should

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Whenever he worked until midnight, he _____ drink some coffee to get refreshed．

A．will

B．should

C．must

D．would

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