1 . It’s terrible. My car break down just as we were going on our holiday.

A．might

B．would

C．could

D．must

2 . —Do you know where Tony is?
—He _________ in the living room. I saw him there just now.

A．shall be

B．should have been

C．might have been

D．must be

3 . While we ______ think we know what we want, we’re often wrong.

A．may

B．will

C．shall

D．must

4 . More and more countries have come to realize that the world____ do without Huawei and its "more advanced" technology.

A．can’t

B．needn’t

C．mustn’t

D．shouldn't

5 . —Must I hand in the homework right now?
—‘That’s the rule． ____________

A．Yes，you can．	B．No，you can’t．
C．Yes，you must．	D．No，you mustn’t．

6 . Our school makes _______ a rule that students______ bring their mobile phones to campus.

A．it; needn’t	B．it; mustn’t
C．that; mustn’t	D．that; needn’t

7 . 完成句子
①____________ I smoke here?
我能在这里吸烟吗？
②____________ you lend me a hand?
你能帮帮我吗？
③I saw him just now so he ____________ have gone abroad.
刚才我还看见他了，所以他不可能出国的。
④Why ____________ you leave?
为什么你偏要走呢？
⑤You ____________ smoke so much.
你不应该吸烟太多的。
⑥____________ we leave now? Tom ____________ have been waiting for long.
我们现在该走了吧？汤姆肯定等了很长时间了。
⑦Nothing ____________ stop us from carrying out the plan.
没有什么能阻止我们实施此计划。
⑧You ____________ waste any time.
你不应该浪费一点时间。
⑨You don’t need ____________(do) it yourself.
你不必自己做这件事。

8 . You _____be careful with the camera. It costs!

A．must

B．may

C．can

D．will

9 . Tom, you _____ leave all your clothes on the floor like this!

A．wouldn’t

B．mustn’t

C．needn’t

D．may not

10 . You ________ be Carol. You haven’t changed a bit after all these years.

A．must

B．can

C．will

D．shall