1 . —How nice the building is! What is it used for?
—It _________ as a hotel. But I’m not sure.

A．must be used

B．is used

C．may be used

D．will use

2 . — Is Mike coming to the fashion show tomorrow?
— I’m not sure. He ________ not come.

A．must

B．can

C．may

D．should

3 . —Do you know why Eliza is late for school?
—I’m not sure. She ________ get up late.

A．should

B．may

C．must

D．need

4 . —Why isn’t Dale here?
—I guess he ________ be ill. I’m not sure.

A．can

B．must

C．may

D．should

5 . If you eat too much candy, you _______ have a toothache.

A．may

B．need

C．shall

6 . —Miss Liu, ________ I play chess with my friend here?
—Yes, but you can’t talk loudly. Mr. Huang is having a rest now.

A．must

B．may

C．should

7 . —Hello, this is Amy speaking. ________ I speak to Tony?
—Of course. Wait a minute.

A．Should

B．Must

C．May

8 . A hard-working man ________ become a great scientist, but a great scientist ________ be a hard-working man.

A．can’t; can

B．may not; must

C．can’t; must

9 . —Excuse me, ________ I take the magazine out of the reading room?
—Sorry, you can’t. Just here, please.

A．would

B．may

C．must

D．should

10 . —Jim, never throw objects from the high building. Even a small object ________ cause injuries or death when dropped from a great height.
—OK, I won’t do that, mum.

A．must

B．should

C．may

D．need