I. Fill in the blanks with Relative pronoun or Relative adverbs, put commas where they are needed. 1. Alexander Flemming discovered penicillin received the Nobel Prize in 1945. 2. The book I need can’t be found in the library. 3. Here is the beach is the safest for swimmers. 4. Do you know the American woman name is Margaret Mitchell? 5. Jim I have known for ten years is one of my closest friends. 6. John found a cat leg was broken. 7. Don’t sit on the chair the leg is broken. 8. This tree branches are dry should be cut down. 9. The child smiled at the woman he didn’t know. 10. That woman name I don’t remember is a doctor. 11. Children enjoy reading the books have coloured pictures. 12. I met someone said he knew you. 13. The noise he made woke everybody up. 14. The film is about a spy wife betrays him. 15. Those girls serve in the restaurant are the owner’s daughters. 16. The house walls and roof are made of glass is a green house. 17. Rod Lee sister I know is a film actor. 18. Mr Bake will buy the house is opposite to my house. 19. You have to take care of the books you borrowed from the library. 20. Karl Marx ¬¬________theories have changed the world’s history is the German Philosopher.