– I can’t give up smoking, doctor.– For your health, I’m afraid you .A. may B. can ——青夏教育精英家教网——

– I can’t give up smoking, doctor.
– For your health, I’m afraid you _______.
A. may B. can C. have to

The lady in this photo _______ be over fifty! She looks so young!

Five-star hotels provide better services than some small hotels. You _______ even use free WIFI there.

—Shall I take a taxi?
—No, we_____________. It’s not far from here.
A. shouldn’t B. mustn’t C. needn’t

From March 13th, 2013, anyone under the age of 14 ______ go into Disney’s US parks alone.

A．couldn’t	B．mustn’t
C．needn’t	D．mightn’t

--- Is John coming by train?
--- He should, but he _______ not. He likes driving his car.

A hard-working man become a great scientist, but a great scientist be a hard-working man.

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

A: Listen! Is it Tina singing in the next room?
B: No, it __________ be her. She is still in Shanghai.

For the safety, everyone _________ obey the traffic rules when he is driving or walking.

---Lingling says Miss Yu has gone to Shanghai, _____ that be true?
---It _____ be true because I saw her in the office just now.

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

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