12.It took us over an hour 　along the street. A.walk　　　　　 B. to walk　　　 C.walking　　　　　 D.walked

11.He felt_____ to work for human rights and progress.

A.it his duty　　 B.his duty　　　 C.that is a duty D.that is his duty

10.--- Do you like _____here?

　 ---Oh, yes, the air, the weather and the way of life. Everything is so nice.

A. this　　　　　 B. there　　　　　 C. that　　　　 D. it

9. The doctor advised Vera strongly that she should take a holiday, but _______ didn’t help.

A．it 　　 　　　　　B．she　　　 　　　　 C．which　　　 　 D．he

8.I was disappointed with the film . I had expected ______ to be much better.

A. that　　　　　 B. this　　　　　 C. one　　　　　 D. it　

7.Does ______ matter if he can’t finish the job on time?

A. this　　　　　 B. that　　　　　 C. he　　　　　 D. it　　

6.I don’t think ____ possible to master a foreign language without much memory work.

A. this　　　　　 B. that 　　　　　 C. its　　　　 D. it　

5.Is ____ necessary to complete the design before National Day?

A. this　　　　　　 B. that　　　　　 C. it　　　　 D. he　

4. I hate _______ when young people speak to the elderly in a rude way.　

A. this　　　　　　　　　 　　 B. that　　　　　　　　　 　 C. it　　　　　　　　　 D. one

3. -How long are you staying there?

- _____depends.

A. It　　　 　　　　　　　　 B. Anything　　 　　 C. This　 　　　　 D. Everything