2 . The headmaster _________ come to attend our party, but I’m not sure.

A．must

B．can

C．may

D．need

3 . We   ___________ have different opinions in organizing class activities.
在组织班级活动方面我们可能有不同的意见。（根据汉语提示完成句子）

4 . The young man ____________ be slow, but at least he doesn't make any mistakes.

A．may

B．can

C．must

D．should

5 . Whatever_______happen,we are not going to give up our determined plan.

A．may

B．must

C．can

D．should

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

A．may

B．will

C．shall

D．must

7 . —I don’t really like James. Why did you invite him?
—Don’t worry. He ________ come. He said he wasn’t certain what his plans are.

A．must not

B．need not

C．would not

D．might not

8 . 选词填空

needn't,　　must,　　should,　　might,　　can't,　　may,　　can,　　could,　　will,　　would

1. He_____________have passed the exam; otherwise, he wouldn’t be so happy.
2. Tom_____________be watching TV now at home, for I saw him going shopping just now.
3. I_____________go on the trip with you, but I am not sure yet.
4. The film is so boring, and we_____________as well not go to see it.
5. The World Wide Web is sometimes jokingly called the world wide wait because it _____________be very slow sometimes.
6. It is known to us all that oil_____________float on water.
7. I_____________have come here in time, but I met an old friend of mine. I stopped and talked with him for some time.
8. You failed again; you _____________work hard from now on.
9. It is not cold today; I_____________have put on the coat.
10. When he was young, he _____________play football after school.

9 . Every coin has two sides. Beautiful songs, sometimes, ________ just be noise to others.

A．must

B．should

C．may

D．would

10 . The traffic is heavy today. I ____ arrive a bit late, so could you save me a place?

A．can

B．must

C．dare

D．might