1 . You must ________(道歉) to your mother for having hurting her feelings immediately . (根据汉语提示单词拼写）

2 . You ________ see a doctor because you have got a high fever.

A．will

B．must

C．may

D．might

3 . -It ________Jack who is at the gate of the library.
-It ________him. I saw him off at the railway station just an hour ago.

A．can be; can't be	B．must be; can't be
C．can be; must have been	D．must be; can't have been

4 . We ____________ have proved great adventurers, but we have done the greatest march ever made in the past ten years.

A．needn’t	B．may not
C．shouldn’t	D．mustn’t

5 . He______ his work, otherwise, he wouldn’t be enjoying himself by the seaside.

A．must have completed	B．should have completed
C．ought to complete	D．must complete

6 . ---Must he come to sign this paper himself?
---Yes．He______ ．

A．need

B．must

C．may

D．will

7 . (2013·保定唐县一中高三一模)—Is it good to look up every new word when I come across it in reading?
—No, you ________， because you are likely to guess the meaning from the context.

A．don't have to	B．shouldn't
C．can't	D．mustn't

8 . I have told you the truth. ________ I keep repeating it?

A．Must

B．Can

C．May

D．Will

9 . Helen________ go on the trip with us, but she isn’t quite sure yet.

A．shall

B．may

C．must

D．can

10 . ---May I smoke here?
--- If you ________, choose a seat near the window.

A．should

B．could

C．may

D．must