Doyouknow？Wecantrytoproduceles

Do you know ？

We can try to produce less waste， reuse or recycle things．（　　）

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相关试题

—Listen! Someone is knocking at the door. Who _____it be?
—It_____ be Tom. He phoned to visit me this evening.

A．may; may	B．may; shouldn’t
C．must; can	D．must; may

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---May I do the rest of the work tomorrow?
---Yes, of course. You finish it today.

A．must	B．mustn’t
C．needn’t	D．could

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---May we go home mow ?
--- No, you____. You____ to go home until 5 o’clock.

A．mustn’t; are allowed

B．don’t have to; are supposed

C．needn’t; aren’t allowed

D．can’t; aren't supposed

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Tom ______ come with us together, but he is not very sure yet.

A．must	B．may
C．can	D．should

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—Whose magazine is this?
—It Ben’s. It has his name on it.

A．might be	B．must be
C．can’t be	D．should

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