IV.Change into passive voice.
1. We clean these windows every day.
2. The workers are watering some flowers at the moment.
3.The police are following the thieves into a building now
4.The mechanic has already repaired my car.
5.The neighbour has told us the news
6.The students are painting the walls at present
7.The old woman feeds the pigeons every day
8. They pick up John at this office.
9. She has showed the visitors the new house.
10. My uncle is eating some bread in the kitchen at the moment.