20.It is not who is right but what is right ____ is of importance

A　 which　　　　　 B it　　　　　 C that　　　　 D this

19. All possible means ____. However , nothing can ____ him dying of lung cancer.

A. has tried; stop　　 B. have been tried;keep　　 C. has been tried; stop　 D have been tried;stop

18. ---Do you mind if I open the window？

---_________ I feel a bit cold.

A .Of course not　　　　 B. I would rather you didn’t　　 C. Go ahead　　　 D. Why not?

17. She got _____ at the _____ news her husband brought home.

A. amazed; amazed　　 B. amazed;amazing　　 C.amazing; amazing　　 D.amazing; amazed

16. ---Did you enjoy yourself at the party?

---Yes,I’ve never been to _____ one before.

A. a more excited　　 B. the most excited　　 C. a more exciting　　 D. the most exciting

15.He promised to come yesterday, but he hasn’t ______ yet.

A. turned in　　 B. turned up　　　 C. turned on　　　 D. turned out

14.Some equipment as well as a number of maps and books _____ to the area since the earthquake occurred.

A has been offered　 　　B had been offered　　　 C is being offered　　　 D is offered