7. The teacher asked me ( ).

10. The seventeenth century was one ( ) many significant advances were made in both science and philosophy.

9. "Do you know Tom?"“I think so. Isn＇t he ( ) smokes incessantly(不停地)?"

8. The only thing ( ) really matters to the children is how soon they can return home.

7. She had three sons, all ( ) became doctors.

6. Mr. Li is going to visit the university ( ) he studied 25 years ago.

5. Huang Hong, ( ) father is a taxi driver, studies computer science in the U.S.

4. All ( ) is a continuous supply of fuel.

3. It was a cold winter night, and there wasn＇t anyone ( ) the boy could turn to for help in the street.

2. Our concert turned out to be a great success, ( ) they had never expected.

1. August 15, 1999 was one of the greatest days in his life ( ) he was accepted by a university.