1 . ---- Where is Jack?
----He _________ football on the playground with those AFS students, but I am not sure.

A．must be playing	B．must have played
C．may be playing	D．may have played

2 . --Where is Xiao Wang?
--I don’t know. He__________ be in the library.

A．can

B．must

C．might

D．may

3 . The traffic is heavy these days. I ________ arrive a bit late, so could you save me a place?

A．can’t

B．must

C．need

D．may

4 . Robert Collier once said, “A single idea---the sudden flash of a thought
--- __________be worth a million dollars.”

A．should

B．may

C．must

D．will

5 . —Where will you start your work after graduation?
—Mmm, it’s not been decided yet. I ________ continue my study for a higher degree.

A．can

B．must

C．would

D．might

6 . He is free now, so he ______ go with us, but he hasn’t decided yet.

A．shall	B．must
C．may	D．will

7 . —Do you think he will do me a favor?
— As far as I know, he is the last one to help others. He______be prepared to give you a hand, though.

A．might

B．must

C．can

D．should

8 . “ ______ I take the magazine out of the reading room?” “ Sorry, you _____.”

A．May; mustn’t	B．Must; can’t
C．will; didn’t have to	D．Can; aren’t able to

9 . —I want to know if I__________ smoke here.
—No, you _________.Could you see the sign “NO SMOKING” there?

A．can; needn’t

B．must; can’t

C．shall; won’t

D．may; mustn’t

10 . Liza ___ well not want to go on the trip --- she hates traveling.

A．will

B．can

C．must

D．may