1 . —________ you make a little less noise please? I’m trying to work.
—Oh. sorry.

A．Must

B．Need

C．Should

D．Can

2 . There is always a lot of traffic at this time of day. So I ________ arrive a bit late.

A．might

B．can

C．needn’t

D．mustn’t

3 . —Whose T-shirt is this?
—It ________ be Mike’s. It’s ________ small for him.

A．can’t, much too	B．needn’t, too many
C．mustn’t; too much	D．won’t, too much

4 . Didn't she notice they were crying there? How ________she just walk away from her children like that?

A．should

B．would

C．could

D．need

5 . When I was young, I was told that I_________play with fire.

A．needn't

B．was not able to

C．daren't

D．mustn't

6 . Now most young people like shopping online because they ________ spend a lot of time going from shop to shop.

A．needn't

B．can't

C．mustn't

D．shouldn't

7 . —Who’s that person in the street? Is it Mr. Liu?
—It ________ be him. Because Mr. Liu is ill in hospital already.

A．mustn’t

B．can’t

C．needn’t

D．maybe

8 . ―Look at the woman standing under the big tree. Is she your aunt Mrs. Brown?
―No, it ________ be her. She’s gone to Shanghai for a meeting.

A．may not

B．needn’t

C．can’t

D．mustn’t

9 . People’s abilities differ, but their rights and opportunities ________ be the same.

A．could

B．might

C．need

D．should

10 . If fish are jumping higher than usual or frogs are croaking more loudly, it________ rain.

A．must

B．may

C．shall

D．need