— Where's David?

— He 　　　 be in the playground because he is fond of playing basketball.

A. will　 B. may　 C. can't　 D. mustn't

 —Oil is everywhere in this store, so you             know smoking is forbidden here.

—I'm sorry.

A. can     B. may    C. must

----Dad, the bread is not enough. I am still hungry.　 I have something more?

----But there’s nothing in the fridge now.

A. Must　 B. Need　 C. Will　 D. Can

—Whose T-shirt is this?

—It be John’s. It’s much too small for him.

A.may B. must C. can’t D. shouldn’t

- Can I skate on the lake now?

- No, you ______. It’s dangerous.

A. can’t　　　　　　　 B. mustn’t　　　　 C. needn’t　　　　 D. won’t

—I think the man over there must be Bob.

-- It _______ be him. He has ______ to Australia.

　 A. can’t, gone B. can’t, been C. may not, been　 D. mustn’t, gone

 Drunk driving is against the law now. It ______be forbidden.

  A. may   B. must  C. can  D. might

—Dad，can I go to the movies tonight?

--Sure，but you__come back home before 9 o’clock.

A.can   B.must   C.may   D.might

—_________ I borrow your history book?

 —Sure. Here you are.

  A. Must         B. May             C. Need            D. Will

 —Must I be home before eight o'clock, Mum?

— No, you _____. But you have to come back before ten o'clock.

A. needn't         B. can't        C. mustn't