1 . ---He was satisfied with the result, wasn't he?
---No. It was so difficult that he __________have passed it.

A．shouldn't	B．mustn't
C．couldn' t	D．wouldn't

2 . Everything is amazing. Thank you all. We            without your help.

A．can’t make it	B．mustn’t have made
C．won’t make	D．couldn’t have made it

3 . —Did Max go to the concert with his family yesterday?
—The report scheduled to be handed in tomorrow, he _______ it.

A．couldn’t have attended	B．needn’t have attended
C．wouldn’t attend	D．shouldn’t attend

4 . Thanks for your useful advice; otherwise I ______ such rapid progress.

A．didn’t make	B．couldn’t have made
C．hadn’t made	D．shouldn’t have made

5 . Ella _____ at the car crash scene in New York last Sunday; she was travelling with me in Hawaii then.

A．shouldn’t have appeared	B．couldn’t have appeared
C．wouldn’t have appeared	D．might not have appeared

6 . They are smiling. There ______ much trouble solving the problem.

A．couldn’t be	B．mustn’t be
C．can’t have been	D．mustn’t have been

7 . ---Did you visit the famous cultural relics last month?
---No, we____ it, but we spent too much time shopping．

A．could have visited	B．must have visited
C．can't have visited	D．shouldn't have visited

8 . My sister met him in the street yesterday afternoon, so he ______ your lecture.

A．shouldn’t have attended	B．couldn’t have attended
C．mustn’t have attended	D．needn’t have attended

9 . The room is in a terrible mess; it ________have been cleaned.

A．can’t

B．mustn’t

C．shouldn’t

D．wouldn’t

10 . My sister met him at Ningbo Grand Theatre yesterday afternoon, so he         your lecture.

A．couldn’t attend	B．mustn’t have attended
C．shouldn’t attend	D．couldn’t have attended