7．----May I go out and play basketball now?
----No, you ____ finish your homework first.
A．must
B．can
C．may
D．need
6．----Must I write all the words down now?
----No, you ____ .
A．mustn't
B．can't
C．won't
D．needn't
5．----May I go now?
----No, you ____ . You ____ stay here.
A．needn't; has to
B．mustn't; have to
C．can't; must
D．needn't; must
4．---- ____ you like some more tea, sir?
----No, thanks.
A．Would
B．May
C．Must
D．Shall
3．---- ____ I take the newspaper away?
----No, you mustn't. You ____ read it only here.
A．Must; can
B．May; can
C．Need; must
D．Must; must
2．It's cold outside. You'd better ____ your coal.
A．not to take off
B．not take off
C．to not take off
D．don't take off
Ⅰ．选择填空
1．This key ____ be Peter's. His is still in the lock.
A．may not
B．can' t
C．mustn't
39．Where does 40．Which one
37．When did 38．Why
35．How far 36．How long