23. Before exams were taken by him, his lessons had been carefully revised.

24. We used to be punished by our teacher when our homework wasn't finished.

25. Cows are usually milked once a day by my aunt.

26. Electric lights had been invented before I was born by someone.

27. I wasn't introduced to her parents by her.

28. The dog is often taken for a walk by the man.

29. Two novels are being written by my brother now.

30. English is spoken all over the world by people.

31. Physics has been taught to us by Mr. Brown for 3 years.

33. This is the second time we have been written to about this by them.

1. He was seen picking up the gun by someone.

2. You won't be allowed to do that silly thing again by him.

3. She is rarely heard calling her children bad names by me.

4. Little boys used to be made to climb the chimneys to clean them.

5. We are being made to study hard by the teacher.

6. I was helped to repair the air conditioner by him.

7. He wasn't allowed to buy a car by his parents.

8. The cashiers were made to hand in all the money by the robber.

23. Before exams were taken by him, his lessons had been carefully revised.

24. We used to be punished by our teacher when our homework wasn't finished.

25. Cows are usually milked once a day by my aunt.

26. Electric lights had been invented before I was born by someone.

27. I wasn't introduced to her parents by her.

28. The dog is often taken for a walk by the man.

29. Two novels are being written by my brother now.

30. English is spoken all over the world by people.

31. Physics has been taught to us by Mr. Brown for 3 years.

33. This is the second time we have been written to about this by them.

1. He was seen picking up the gun by someone.

2. You won't be allowed to do that silly thing again by him.

3. She is rarely heard calling her children bad names by me.

4. Little boys used to be made to climb the chimneys to clean them.

5. We are being made to study hard by the teacher.

6. I was helped to repair the air conditioner by him.

7. He wasn't allowed to buy a car by his parents.

8. The cashiers were made to hand in all the money by the robber.