1 hình chữ nhật có chu vi là 26m nếu tăng chiều dài thêm 5m và chiều rộng thêm 3m thì diện tích tăng thêm 64m^2. Tính diện tích hình chữ nhật

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I. Change the sentences below into passive voice. 1. She had finished her report by noon. ……………………………………………… 2. The police have arrested five suspects. ……………………………………………… 3. They didn’t allow Tom to take the books home. ……………………………………………… 4. No one swept this street last week. ……………………………………………… 5. Will you invite her to your wedding party? ……………………………………………… 6. People spend a lot of money on advertising every day. ……………………………………………… 7. They can’t make tea with cold water. ……………………………………………… 8. Did the teacher give some exercises? ……………………………………………… 9. We can never find him at home for he is always on the move. ……………………………………………… 10. Who are they keeping in the kitchen? ……………………………………………… 11. What books are people reading this year? ……………………………………………… 12. They made him work hard all day. ……………………………………………… 13. When will you do the work? ……………………………………………… 14. Have they changed the windows of the lab? ……………………………………………… 15. Is she making big cakes for the party? ……………………………………………… 16. How did the police find the lost man? ……………………………………………… 17. What time can the boys hand in their papers? ……………………………………………… 18. Nobody has ever treated me with such kindness. ……………………………………………… 19. You must clean the wall before you pain it. ……………………………………………… 20. They may use this room for classroom. ……………………………………………… 21. She used to pull my hat over my eyes. ……………………………………………… 22. They told the new student where to sit. ……………………………………………… 23. People speak English all over the world. ……………………………………………… 24. The teacher won’t correct these exercises tomorrow. ……………………………………………… 25. The boys broke the window and took away some pictures. ………………………………………………