1. Letters are typed in the office by Mary.
2. You will be helped by his father tomorrow.
3. Human life has been changed by science and technology.
4. This bottle was broken by Peter.
5. English is being learnt in the room.
6. My mind can't be changed.
7. I hadn't been told about it.
8. 2 newspapers and 1 magazine are bought everyday.
9. The children will be brought home by the students.
10. The room should be kept tidy.
11. We were given more information.
12. All the workers of the plan were instructed by the chief engineer.
13. Many flowers are planted in the garden.
14. Some of my books have been taken away.
15. The meeting will be hold before May Day.
16. The engine of the car has to be repaired.
17. The window was broken and some pictures were taken away by the boys.
18. A lot of money are spent on advertising everyday.
19. A story is going to be told by the teacher.
20. A cake is being cut with a sharp knife.
21. The woman with a red hat was looked at.
22. The victims with food and clothing has been provided.
23. English is spoken in almost every corner of the world.
24. 30 bottles of milk are drunk by the children every month.
25. After the class, the chalk board is always erased by one of the students.