Change these sentences into the passive voice. 1.  Mr. Smith has taught us French for two years. 2.  They didn’t look after the children properly. 3.  Nobody swept this street last week. 4.  People drink a great deal of tea in England. 5.  People speak English all over the world. 6.  Tom was writing two poems. 7.  She often takes her dog for a walk. 8.  How many lessons are you going to learn next month? 9.  She didn’t introduce me to her mother. 10.  Someone had invented the electric light before I was born. 11.  Farmers usually milk cows twice a day. 12.  He likes people to call him “sir”. 13.  People know that Japan produces a wide range of cars. 14.  Our teacher used to bid us talk in class. 15.  People say that he was the richest man in this commune five years ago.

Để chuyển câu sang thể bị động, chúng ta cần sử dụng công thức sau:
Chủ động: S + have/has + V3 + O
Bị động: S + am/is/are + V3 + (by + S)

1. We have been taught French by Mr. Smith for two years.
2. The children weren't looked after properly by them.
3. This street wasn't swept last week by anybody.
4. A great deal of tea is drunk in England by people.
5. English is spoken all over the world by people.
6. Two poems were being written by Tom.
7. Her dog is often taken for a walk by her.
8. How many lessons are going to be learned by you next month?
9. I wasn't introduced to her mother by her.
10. The electric light had been invented before I was born by someone.
11. Cows are usually milked twice a day by farmers.
12. He likes to be called "sir" by people.
13. It is known that a wide range of cars are produced by Japan.
14. We used to be bid to talk in class by our teacher.
15. He is said to have been the richest man in this commune five years ago by people.

1. Mr. Smith has taught us French for two years.

we have been taught french by mr.smith for two years.

2. They didn’t look after the children properly.

the children weren't looked after properly.

3. Nobody swept this street last week.

this street wasn't swept last week.

4. People drink a great deal of tea in England.

a great deal of tea is drank in england.

5. People speak English all over the world.

english is spoken all over the world.

6. Tom was writing two poems.

two poems were being written by tom.

7. She often takes her dog for a walk.

her dog is often taken for a walk.

8. How many lessons are you going to learn next month?

how many lessons learn is going to be next month?

9. She didn’t introduce me to her mother.

i wasn't introduced to her mother.

10. Someone had invented the electric light before I was born.

the electric light has been invented before i was born.

11. Farmers usually milk cows twice a day.

milk cows are usually by farmers twice a day.

12. He likes people to call him “sir”.

he is liked people to call ''sir''

13. People know that Japan produces a wide range of cars.

japan is knew to be produced a wide range of cars.

14. Our teacher used to bid us talk in class.

we was used to be bidded in class by our teacher.

15. People say that he was the richest man in this commune five years ago.

he was said to be the richest man in this commune five years ago