4. She has told the maid to wash her clothes.
⇒ She has had her clothes washed by the maid.
5. Tom has told the dentist to pull his decaying tooth.
⇒ Tom has had his decaying tooth pulled by the dentist.
6. She told the police to catch the thief.
⇒ She had the thief caught by the police.
7. We shall ask John to give you this book.
⇒ We shall have this book given to you by John.
8. He had a mechanic repair his car engine.
⇒ He had his car engine repaired by a mechanic.
- Cấu trúc sai khiến, nhờ vả: have sth done.