1. The car whom we were in this, had bad brakes.

2. The man whom I had come to see, was sitting at the desk.

3. I saw several houses, most of which were quite unsuitable.

4. Tom came to the party in patched jeans, which surprised the other guests.

5. This is the story of a man whose wife suddenly loses her memory.

6. The company which I work for, is sending me to New York.

7. He introduced me to his students, most of whom were from abroad. 

8. They give me four cakes, one of which was spoiled.

9. This bed which belongs to Mr Pike, looks very old.

10. Romeo and Juliet were lovers whose parents hated each other.