`1.` Letters are typed in the office by Mary.

`2.` You will be helped by his father tomorrow.

`3.` This bottle was broken by Peter.

`-` break - broke - broken: làm vỡ

`4.` English is being learnt in the room.

`-` learn - learned/ learnt - learned/ learned: học

`5.` The children will be brought home by my students.

`-` bring - brought - brought: mang

`11.` We were given more information (by her).

`-` give - gave - given: cho

`12.` The engine of the car has to be repaired (by them).

`13.` A lot of money is spent on advertising everyday.

`-` spend - spent - spent: dành

`14.` A cake is being cut with a sharp knife by Mary.

`-` cut - cut - cut: cắt

`15.` A story is going to be told by teacher.

`-` tell - told - told: nói

`16.` English is spoken in almost every corner of the world.

`-` speak - spoke - spoken: nói

______________________

Bị động:

`-` Thì hiện tại đơn: S + am/ is/ are + (not) + Vpp + (by O).

`-` Thì hiện tại tiếp diễn: S + am/ is/ are + (not) + being + Vpp + (by O).

`-` Thì hiện tại hoàn thành: S + have/ has + (not) + been + Vpp + (by O).

`-` Thì quá khứ đơn: S + was/ were + Vpp + (by O).

`-` Thì tương lai đơn: S + will + (not) + be + Vpp + (by O).

`-` Thì tương lai gần: S + am/ is/ are + (not) + going to be + Vpp + (by O).

`-` Động từ khuyết thiếu: S + modal verbs + be + Vpp + (by O).

`@` by đứng trước trạng từ chỉ thời gian, sau trạng từ chỉ nơi chốn.

`@` by O có thể lược bỏ khi không cần thiết.

`1` Letters are typed in the office by Mary

`->` Câu bị động thì HTĐ : S + am/is/are + Vpp + (by O)

`2` You will be helped by his father tomorrow

`->` Câu bị động thì TLĐ : S + will + be + Vpp + (by O)

`3` This bottle was broken by Peter

`->` Câu bị động thì QKĐ : S + was/were + Vpp + (by O)

`4` English is being learnt in the room

`->`  Câu bị động thì HTTD : S + be + being + Vpp + (by O)

`5` The children will be brought home by my students

`->` Câu bị động thì TLĐ : S + will + be + Vpp + (by O)

`11` We were given more information by her

`->` Câu bị động thì QKĐ : S + was/were + Vpp + (by O)

`12` The engine of the car has to be repaired by them

`->` Cấu trúc câu bị động ''have/has to'' : S + have/has + to be + Vpp + (by O)

`13` A lot of money is spent on advertising everyday

`->` Câu bị động thì HTĐ : S + am/is/are + Vpp + (by O)

`14` A cake is being cut with a sharp knife by Mary

`->`  Câu bị động thì HTTD : S + be + being + Vpp + (by O)

`15` A story is going to be told by teacher

`->` Câu bị động thì TLG : S + be + going to be + Vpp + (by O)

`16` English is spoken in almost every corner of the world

`->` Câu bị động thì HTĐ : S + am/is/are + Vpp + (by O)