15. On a rainy day I was driving north through Vermont, ______ I noticed a young man holding up a sign _____ “Boston”.

　 A. where; reading　　　 B. when; reading

　 C. where; to read　　　 D. when; to read

14. _____ could be judged from what he had said, he felt terribly sorry for what he had done.

　 A. Which　 B. That　　 C. As　　 D. It

13. No one would have time to read or listen to an account of everything _____ going on in the world.

　 A. it is　 B. as is　 　C. there is　 D. what is

12. _____, the weather turned out to be very hot that day.

A. It was said in the newspaper

B. As was reported on the radio

C. Just like the weather report says

D. It so happened as you told me

11. He is my father, _____ a better father does not exist.

A. but 　　　　　　　B. than whom　

C. than who　 　　　　D. against whom

10. I want to buy a piano of high quality, _____ I can practise on every afternoon.

　A. that　 B. so that　 C. what　 D. one

9. Is this watch _____ you wish to have _____?

　 A. the one; it repaired　　　 B. that; repaired it　

　 C. the one; repaired　　　　　 D. which; repaired it

8. There are two small rooms in the house, _____ serves as a kitchen

　 A. the smaller of which　　 B. the smallest of which

　 C. the smaller of them　　　 D. the smaller one

7. This is the very knife _____ I used to cut apples yesterday.

　 A. that B. by which　 C. which　 D. with which

6. ---- Is it high time that we _____ on the school building?

　 ---- Yes, it _____.　　

　 A. do some repairs; is B. do some repair; is　　　

　 C. did some repairs; is　　　 D. did some repair; was