1. Letters are typed in the office by Mary.

2. You will be help 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 every day.

9. The children will be brought home by my students.

10. The room should be kept tidy.

11. We were given more information.

12. All the workers were being instructed of the plan 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 of the pictures were taken away by the boys.

18. A lot of money is spent on advertising every day.

19. A story is going to be told by teacher.

20. A cake is being cut with a sharp knife by Mary.

21. A woman with a red hat was looked at by the children.

22. The victims have been provided with food and clothing.

23. English is spoken in almost every corner of the world.

24. 30 bottles of milk are drunk every month.

25. After class, the chalk board is always erased by one of the students.

1.  Letters are typed in the office by Mary
2.  You’ll be helped by his father tomorrow
3.  The human life has completely been changed with 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.  Two newspapers and one magazine are bought everyday.
9.  The children will be brought home by my students
10.  The room must be kept tidy
11.  We were given more information
12.  All the workers of the plan were being 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 held 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 is spent on advertising every day
19.  A story is going to be told by teacher
20.  A cake is being cut with a sharp knife by Mary
21.  The woman with a red hat was locked at by the children
22.  The victims have been provided with food and clothing
23.  English is spoken in almost every corner of the world
24.  30 bottles of milk are drank by the children every month
25.  After class, the chalk board is always erased by one of the students