1 . 一 Hurry up, Jeff! Let’s cross the road as fast as possible.
一 No, you ________. Don’t you see the light is still red?

A．couldn’t

B．wouldn’t

C．mustn’t

D．needn’t

2 . The magazine ____ Lucy’s. We can see her name on the cover.

A．mustn’t be

B．can’t be

C．must be

D．needn’t be

3 . People _________ talk on a mobile phone while they are driving

A．can’t

B．mustn’t

C．can

D．must

4 . When I was young, I was told that I_________play with fire.

A．needn't

B．was not able to

C．daren't

D．mustn't

5 . You ________ walk on the wet hill path because you ________ fall and hurt yourself.

A．must; might not

B．mustn’t; might

C．needn’t; need

D．must; must

6 . — He is a very good tennis player; you __________ see him in action.
— Thanks for your advice.

A．are able to

B．ought to

C．mustn't

D．might not

7 . You ________ put the task off any longer. We are all waiting for it.

A．mightn’t

B．won’t

C．mustn’t

D．needn’t

8 . Now most young people like shopping online because they ________ spend a lot of time going from shop to shop.

A．needn't

B．can't

C．mustn't

D．shouldn't

9 . Chris ________ go to the opera on Sunday because he is going to have a meeting.

A．can’t

B．might

C．mustn’t

D．should