1 . "You __ have a wrong number," she said. "There's no one of that name here. "

A．need

B．can

C．must

D．would

2 . ---Good morning. I've got an appointment with Miss Smith in the Personnel
Department.
--Ah, good morning. You __________be Mrs. Peters.

A．might

B．must

C．would

D．can

3 . —— I can’t get through to the general manager’s office anyhow.
—— The line is busy. Someone _____ the telephone.

A．must use

B．uses

C．must have been using

D．must be using

4 . I’m as busy as a bee；________ you bother me with so many questions now?

A．may	B．must
C．can	D．shall

5 . —Hi，Joan.Any idea where Tom is?
—He ________ on the playground.I saw him there playing football just now.

A．shall be	B．should have been
C．must be	D．might have been

6 . —Guess what？I came first in that contest.
—Great！You ________ a lot during the past two weeks.

A．must practise	B．should practise
C．should have practised	D．must have practised

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

A．shall

B．may

C．must

D．can

8 . Why _____ the car break down just when I was about to start?

A．must

B．can

C．may

D．need