* Change into passive voice. 1. Alexander Fleming discovered penicillin in 1928. 2.They are building a big hydropower plant in Son La. 3. Minh delivers the mail everyday. 5. My friend will take those letters away. 7. I bought this book in Ha Noi last week 9. The movie disappointed us very much. 11.They have built this hospital for five years .... ally disagree with you. 8. 13. They had prepared dinner before I came back. 6. Jane will help you to answer all the questions. 4. We can't make tea with cold water. Jones manages the department 10. He has given her some flowers. 12.She is making her new dress. 14. Did your mother make this cake?
