Change the sentences into passive. 1. this writer a lot of books. 2. you will buy this cd tomorrow. 3. the police were following him until he got to the office. 4. the doctor had already told him to go on a diet. 5. you must tide your bedroom. 6.the hotel servants didn't iron the shirts. 7. young people play basketball in turkey. 8. did the school master invite the children to dinner.