1 . Johnny, you ________ play with the knife, you ________ hurt yourself.

A．won’t; can’t

B．shouldn’t; must

C．mustn’t; may

D．can’t, wouldn’t

3 . You don’t have to know the name of the author to find a book. You _____ find the book by the title.

A．must

B．need

C．can

D．would

4 . Sometimes smiles around the world ___________ be false, hiding other feelings like anger, fear or worry.

A．can	B．would
C．should	D．must

5 . It was so noisy that we       hear ourselves speak.

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

6 . I’m afraid Mr. Harding_________see you now. He’s busy.

A．can’t

B．mustn’t

C．shouldn’t

D．needn’t

7 . So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .

A．mustn’t be

B．may not be

C．can’t be

D．won’t be

8 . ---- Will you answer the telephone? It ________ be your mother.
---- Sorry, I _______. I’m very busy.

A．can, mustn’t	B．will, can’t
C．may, can’t	D．need, will

9 . It is usually not quite cold in this area in March, but sometimes the temperature ______be very low.

A．can

B．should

C．must

D．shall