VI. Type D for defining relative clauses and ND for non-defining relative clauses. Điền D cho câu chứa mệnh đề quan hệ xác định và ND cho câu chứa mệnh đề quan hệ không xác định. 1. The man who is talking to Tom is our new colleague.  2. Lucy gave me a book which is all about working experience.  3. Mark, who lives next to my house, is a university lecturer.  4. I’m going to celebrate a very important day when I first met my wife now.  5. My daughter, who I told you before, is coming to my office.  6. The Fire club, which has more than 100 members, meets weekly.  7. The film is about the inhabitants who have been badly affected by the drought.  8. Let’s say something that you’re interested in this lesson.