If you smoke, please go outside because this is a non-smoking office.A．mustB．shouldC．canD．may 题目和参考答案——青夏教育精英家教网—

题目内容

If you _____ smoke, please go outside because this is a non-smoking office.

A．must

B．should

C．can

D．may

考查情态动词。句意“如果你非要吸烟，请你去外边吸，因为这是无烟办公室。”must可表示“一定，非得，非要”的意思，故选A。

练习册系列答案

- Look! It’s raining again.
-- Why _________it rain on Sundays? We are always staying inside! What a nuisance!.

Do you think the plan _________ out as soon as possible?

A．should carry	B．ought to be carried
C．ought to have carried	D．ought to have been carried

Sir, you_______ be sitting in this chair! It is just for women with children and old people only.

–I’ve taken someone else’s green sweater by mistake.
–It Harry’s. He always wears green.

--- What kind of house do you want to have? Something big?
--- Well, it be big --- that’s not important.

--- Where are we to hold the conversation?
--- We’ll go to a quiet place and no one _____ disturb us.

According to the school rules, no student _______ go out of school without the permission
of the teachers.

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