1 . — He is a very good tennis player; you __________ see him in action.
— Thanks for your advice.

A．are able to

B．ought to

C．mustn't

D．might not

2 . When it comes to death, Vincent Van Gogh ________ by others in that his wound didn’t indicate suicide, while Albert Einstein ________ longer but he refused surgery.

A．may have been killed; should have lived

B．should have been killed; should have lived

C．may have been killed; must have lived

D．should have been killed: must have lived

3 . —Look! There stands a man over there behind the tree.I guess it ________ be Mr.Smith.
—It ________ be him.He has gone to his hometown.He left yesterday.

A．may, can’t	B．can, mustn’t
C．must, may not	D．should, shouldn’t

4 . — Is Lang Lang going to perform at Art Center this Friday?
— Yes. It ________ be him. He has been here for three days.

A．might

B．must

C．mustn’t

D．may

5 . —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

6 . —Whose bike is this?
—It________belong to Adam. Look! His bag is on it.

A．must

B．may

C．will

D．can

7 . ―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

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

A．could

B．might

C．need

D．should

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

A．must

B．may

C．shall

D．need