1 . Zhang Guimei, a famous moral model, ________ a better life, but caring for neither, she devoted herself to changing the fates of children in the mountains.

A．could have enjoyed

B．may enjoy

C．must have enjoyed

D．can enjoy

2 . When Della returned from skiing, her parents complained that she________her legs when she fell over.

A．should have broken

B．must have broken

C．could have broken

D．would have broken

3 . —You shouldn’t have talked back to our teacher like that. It was awfully impolite.
—You are right. I________ crazy at that moment.

A．must have been

B．might be

C．could have been

D．should have been

4 . I ______ James some advice, but I didn’t think he would accept it under those conditions.

A．could have given	B．mustn’t give
C．couldn’t give	D．must have given

5 . You can’t imagine that a gentleman ________ so rudely to an old lady.

A．shall have behaved	B．should have behaved
C．could have behaved	D．might have behaved

6 . Ben later joked that the job ________ not as the “best”, but the “busiest job in the world”.

A．could have been advertised	B．should have been advertised
C．needn’t have been advertised	D．must have been advertised

7 . The first attempt at making a lantern proved more challenging than the boy ever ______ have imagined.

A．could

B．must

C．needn’t

D．shouldn’t