1. Could you iron those trousers, which are hanging up behind the door?
2. He worked with some people who thought he was stupid
3. When I looked through the window I saw the girl whose beauty took my breath away
4. These are the books which I use in the class
5. That's the name which I couldn't remember yesterday
6. The film is about two people whose plane crashed in the jungle
7. The film is about the king whose ambition was to rule the world
8. They are the people whom I was talking about
9. That is the tunnel which I went through