--- Must I see the dentist at once？
--- No, you       .
A. mustn’t          B. can’t         C. needn’t

---May I play basketball ?    --- No, you _____

—Is David coming by train?
—He should, but he     not. He likes driving his car.

Food safety is important. Rules ______ to stop people from food pollution.

—It’s a pity! I ___________ see the teacher here.
—Mr. Wang __________ come here. But I’m not quite sure yet.

This coat ________ be Tom's. He doesn't like the color at all.

—Is Mr.Smith over there?
—It ________ be him. He has gone to Beijing on business.

--Will you go home for the Spring Festival?
--I_______. But I’m not sure.
A. might           B. can             C. must

--_________ I come back before five o’clock?
--No, you________. But you can’t be back later than seven o’clock.

This English book ________Liu Mei’s, it has her name on it.