1. You see adverts on TV.

- Adverts on TV are seen by you

2. You must write your lessons in ink.

- Your lessons must be written in ink ( by you )

3. Someone ought to paint that fence.

-That fence ought to be painted by someone

4. They must pay the bill before the first of the month.

- The bill must be paid before the first of the month by them

5. The postman will deliver the mall tomorrow.

- The mall will be delivered by the postman tomorrow

6. The children usually eat vegetables and fruits.

-Vegetables and fruits are usually ate by the children

7. Their school will organize an art exhibition next month.

- An art exhibition will be organized by their school next month

8. Our teacher corrects our homework.

- Our homework is corrected by our teacher

9. They deliver the newspapers to this office every morning.

- The newspapers is delivered to this office by them every morning

10. Chemical wastes pollute our environment.

- Our environment is polluted by chemical wastes

11. The committee will change the plan of recycling.

- The plan of recycling will be changed by the committee

12. The company employs five hundred people.

- Five hundred people are employed by the company

13. Miss Hong teaches English here.

- English is teached here by Miss Hong

14. The classrooms will return the books next week.

-The books will be returned next week by the classrooms

15. They should reduce air pollution.

- Air pollution should be reduced by them

16. They are going to announce the exam result tomorrow.

- The exam result is going to be announced tomorrow by them

17. Tom used to play badminton in the morning.

- Badminton was used to play in the morning by Tom

18. They export bananas to Europe.

- Bananas is exported to Europe by them

19. They may use this room for the classroom.

- This room may be used for the classroom by them

20. You must clean the wall before you paint it.

- The wall must be cleaned before you painted it

21. People will break the glass bottles into small pieces.

- The glass bottles will be broken into small pieces by people

22. People make shoes and sandals from recycled old car tires.

- Shoes and sandals from recycled old car tires is made by people

23. We won't throw these bottles away.

- These bottles won’t be thrown away

24. People can recycle car tires to make pipes and floor coverings.

- Car tires can be recycled to make pipes and floor coverings

25. Nam uses this dictionary frequently

-This dictionary is used frequently by Nam

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