7. She wears a gold ring, _______ is very uncommon in our class.

6. There is nothing in the world _______ can frighten him.

5. He talked about the teachers and schools _______ he had visited.

4. The man _______ talked to you just now is an engineer.

3. This is the present _____ he gave me for my birthday.

2. The boy ______ is wearing the black jacket is very clever.

1. The house _______ we live in is very big.

10. I spoke to the man. The man is a professor.

9. I prefer the subject. The subject is science.

8. I enjoyed reading the book. You gave me a book last week.