Tom, you _______ play with the knife．You______ hurt yourself.

A. won't; can't　　　　　 B. mustn't; may　

C. shouldn't; must　　 D. can't; should

－You _____ be happy with the strong public support you"ve received.

－Yes,you"re right.I"m really excited.　　

A.may B.can C.must D.need

— Shall we take a taxi?

— No, we 　　　　. It’s not far from here.

　 A. can’t 　　　　 B. mustn’t　　　　 C, shouldn’t 　　 D. needn’t

Is Maria kocking at the door?

It______be her. She is in Australia now.

A.may not   B.needn't    C.mustn't   D.can't

—Is that girl under the tree Mary?

—No, that ______be Mary. She is in New York.

A. can                    B. mustn’t         C. can’t

 Lisa is a little poor at Chinese. I think she needs _____it every day.

A. practise to speak    B. to practise speaking C. practise speaking

—Is that your teacher?

—That _____be Mr.Wang. He has gone to Japan with his wife.

A. can’t　　　　　　　 B. mustn’t　　　　　 C. may not

——You can hardly swim，_____you?

——_____．But my mother says she’ll teach me during my summer holiday．

A．can’t；No   B．can；No  C．can’t；Yes      D．can；Yes

— 　I swim here?

— I'm sorry. Children　 swim alone here.

A. Must; can't B. May; must　 C. Can; mustn't D. Can't; can

—Is that your teacher?

—That_____be Mr.Wang. He has gone to Japan with his wife.

A. can’t　　　　　　　 B. mustn’t　　　　　 C. may not