1.The lesson is explained by the teacher.

2.The food is cooked by Mrs.Green.

3.That noise was maken by thể boys.

4.English ís spoken  all over the world.

5.He was given back the money by me last Sunday.
 

6.The exercise can't be done quickly by Nga.

- Câu bị động với động từ khuyết thiếu (Can): S + can + (not) + be + V (Pii) + (by O).

7. The bill has to be paid before the first of the month.

- Câu bị động với động từ khuyết thiếu (Must): S + must + (not) + be + V (Pii) + (by O).

8.. You will be asked some questions.

- Câu bị động thì tương lai đơn: S + will + be + V (Pii) + (by O).

9.. The box has been locked and it can't be opened by me.

- Vế trước: Câu bị động thì hiện tại hoàn thành: S + have/ has + been + V (Pii) + (by O).

- Vế sau: Câu bị động với động từ khuyết thiếu (Can): S + can + (not) + be + V (Pii) + (by O).

10.. I want this work to be done by you now.

- Câu bị động với động từ khuyết thiếu (Want): S + want + to + be + V (Pii) + (by O).
 

11. That silly thing shouldn't be done by him.

12. Some exercises are done by Nam every day.

13. English is taught by the new teacher.

14. That machine hasn't been used for ages

15. All the eggs have been eaten by her.