1. Two hundred workers are employed by this company.

2. Exercises are done by my brother every day.

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

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

5. His story isn't believed by anybody in this village.

6. The room is being cleaned at the moment.

7. A house is being built at present.

8. We are being followed by two strange people.

9. What books are being read by you this year?

10. The living room is being painted again by him now.

11. Some of my books have already been taken away.

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

13. I have never been treated with such kindness.

14. Human life has been completely changed by science and technology.

15. No mistakes have been made in his composition so far.

16. Each of us was given two exercise books by the teacher.

17. The research was given up after three hours.

18. The woman was seen putting the jewelry in her bag by the detective.

19. We were never made to do anything we didn't want to do.

20. The fishing village was destroyed by a violent storm last night.

21. All the workers of the plant were being instructed by the chief engineer.

22. The documents were being delivered to the department by Martha.

23. The garden was being watered by my father when I came home from work.

24. The room was being cleaned when we arrived.

25. Her homework was done in her room at 8 p.m last night.

26. Some new equipment has been ordered by the company before the strike began.

27. The information had been received by the delegates before the recess.

28. Ten patients had been seen by the doctor by eight o'clock this morning.

29. The architect had a few days off after the plans for the new high school had been finished.

30. The material had been reviewed by the professor before he gave the quiz.

* Cấu trúc câu bị động đầy đủ: S + be + V(pp) + trạng từ chỉ địa điểm + by  O + trạng từ chỉ thời gian.