II. Change into passive voice: 1. We have to test these products. → These products …………………………………………………………… ….…….….……… 2. The students must clean the floor every day. The floor …………………………………………………………… ….……………………… 3. A lot of people can use the train. The train …………………………………………………………… ….…… 4. My sister will hold a party next Sunday. A party…………………………………………………………… ….………………………… 5. You should keep the flowers in a warm sunny place. The flowers ………………………………………………………… ….……………………… 1. Somebody cleans this room every day. 2. This room……………… ………………… ….…………………………………………… 3. They painted their house yellow. 4. Their house……………………………………… ….……………………………………… 5. Alexander Bell invented the telephone. → …………………………………… ….… 6. Shakespeare wrote that play. → ………………………………….….………………… 7. They speak French in France. → …………….……………………………… 8. Her mother doesn’t cook a meal in the kitchen. → …………………………….……… 9. Does Nam visit the school the library everyday? → ………….…………………….……… 10. They don’t use this house very often →This house …………………………….………… 11. They have just painted those posters. → Those posters …………….……………… 12. The builders were building a new bridge. → …………….……………………………… 13. Ba is preparing a report now. → …………….…………………………… 14. Some one was making coffee when I came.→ …………….……………………………… 15. No one has changed the room. → …………….…………………………… 16. Are they mending your shoes at the moment? → …………….…………………………… 17. They haven’t bought the flowers yet. → …………….………………………………… 18. People are laughing at him. → …………….……………………………… 19. Some body was recording our conversation.→ …………….……………………………… 20. We have seen her since last week. → …………….……………………………………… 21. Bill is using the computer at the moment. → …………….………………………………… 22. Doctors have treated many people for burn.→ …………….……………………………… 23. People were watching the match on T.V. → …………….……………………………… 24. Nobody has stolen his watch. → …………….……………………………… 25. Do they make these cakes? → …………….……………………………… 26. They have just built a new church near my house. …………….……….………………… . sister will hold a party next Sunday. A party…………………………………………………………… ….………………………… 5. You should keep the flowers in a warm sunny place. The flowers. 5. Alexander Bell invented the telephone. → …………………………………… ….… 6. Shakespeare wrote that play. → ………………………………….….………………… 7. They speak French in France.