1. I bought a new typewriter which cost me a lot of money.
2. Tom, who is very intelligent, is one of my closest friends
3. That woman over there, who is walking with your father, is a singer.
4. I went to see a doctor who saved life of my son.
5. Dr John, who hasn't done his job well recently, lost his position.
6. She looked up at the stars which were twinkling in the sky now.
7. I know some people who live in London
8. Mr. Tan, who is our teacher of English, is wearing a blue shirt.
9. the man who is wearing blue shirt is mr tan