6. The knife ____ he cut the bread is very sharp.

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

5. The picture which has many flowers in is ____ I like best.

　 A. which　　　 B. that　　　　 C. the one　　　　 D. where

4. Was it at a theater __ they met?　

　 A. where　　　 B. that　　　　 C. which　　　　 D. in which

3. He told me of the people and interesting things ____ he had seen in

America.

　 A. which　　　 B. whom　　　 C. what　　　　　 D. /

2. China is a developing country, _____ we all know.

　 A. whom　　　 B. as　　　　　 C. that　　　　　 D. which

1. The village ____ I once worked has changed a lot.

　 A. which　　　 B. where　　　 C. that　　　　　 D. /

12. The boy built a telescope _____ ______ he could study the skies.

11. Give me a piece of paper ___ _____ I can write the phone number.

10.　 Water is a liquid, the freezing point ______ _________ is 0’C.

9. The school has 2600 students, two thirds ____ ________ are girls.