$\text{1. English is studied by Mary every day.}$

- Bị động hiện tại đơn: S+ am/is/are+ Vpp/ed+ (by+O)

$\text{2. Some trees is being planted by him now.}$

- Bị động hiện tại tiếp diễn: S+ am/is/are+ being+ Vpp/ed+ (by+O)

$\text{3. A letter was written by her yesterday}$

- Bị động quá khứ đơn: S+ was/were+ Vpp/ed+ (by+O)

$\text{4. A car was being bought at 9 a.m yesterday}$

- Bị động quá khứ tiếp diễn: S+ was/were+ being+ Vpp/ed+ (by+O)

`\text{5. I have been given a new bike by my parents on my birthday}`

- Bị động hiện tại hoàn thành: S+ have/has+ been+ Vpp/ed+ (by+O)

`\text{6. This car has been being repaired by John for 2 hours }`

- Bị động hiện tại hoàn thành tiêp diễn: S+ have/has+ been+ being+ Vpp/ed+ (by+O)

`\text{7. His report had been finished by him before 10p.m yesterday }`

- Bị động quá khứ hoàn thành: S+ had been+ Vpp/ed+ (by+O)

- Bị động thì:

+ Hiện tại đơn: S+ tobe (is/am/are)+ V-ed/P2 + (by+O)

+ Hiện tại tiếp diễn: S+ tobe (is/am/are)+ being+ V-ed/P2+ (by+O)

+ Quá khứ đơn: S+ was/were+ V-ed/P2+ (by+O)

+ Quá khứ tiếp diễn: S+ was/were+ being+ V-ed/P2+ (by+O)

+ Hiện tại hoàn thành: S+ have/has+ been+ V-ed/P2+ (by+O)

+ Hiện tại hoàn thành tiếp diễn: S+ have/has+ been+ being+ V-ed/P2+ (by+O)

+ Quá khứ hoàn thành: S+ had been+ V-ed/P2+ (by+O)

1. English is studied by Mary every day.

2. Some trees is being planted by him now.

3. A letter was written by her yesterday.

4. A car was being bought at 9 a.m yesterday.

5. I have been given a new bike by my parents on my birthday.

6. This car has been being repaired by John for 2 hours.

7. His report had been finished by him before 10p.m yesterday.