1. There are eighteen different kinds of penguins ______ live south of the equator.

• which

• who

• whom

• whose

2. Thank you very much for the present ______ you sent me.

• who

• whose

• which

• why

3. This is Mrs. Jones, ______ son won the championship last year.

• who

• whose

• which

• that

4. His girlfriend, ______ he trusted absolutely, turned out to be an enemy spy.

• who

• which

• that

• whom

5. The bus crashed into a queue of people, four of _______ were killed.

• who

• whose

• whom

• which

6. A man bought in a little girl, ______ hand was cut by flying glass.

• that

• whom

• who

• whose

7. Mary, ______ boyfriend didn’t turn up, ended by having lunch with Peter.

• which

• that

• whose

• who

8. He paid me $5 for cleaning ten windows, most of _______ hadn’t been cleaned for at least a year.

• that

• which

• who

• whose

9. In prison they fed us on dry bread, most of ______ was moldy.

• which

• who

• whom

• that

10. The chair in _____ I was sitting suddenly collapsed.

• which

• whom

• that

• who