Active => Passive voice 1. People grow rice in many countries in the world. 2. Graham Bell invented the telephone many years ago. 3. They have used this car for many years. 4. Lan practices English every day. 5. They will take the garbage out of the city. 6. Mary sent me this letter two days ago.

$1.$ Rice is grown in many countries in the world.

$⇒$ Câu bị động: Thì HTĐ: S + is/am/are + V3/ed + (by O)

$2.$ The telephone was invented by Graham Bell many years ago.

$⇒$ Câu bị động: Thì QKĐ: S + was/were + V3/ed + (by O)

$3.$ This car has been used for many years.

$⇒$ Câu bị động: Thì HTĐ: S + have/has + been + V3/ed + (by O)

$4.$ English is practiced by Lan every day.

$⇒$ Câu bị động: Thì HTĐ: S + is/am/are + V3/ed + (by O)

$5.$ The garbage will be taken out of the city.

$⇒$ Câu bị động: Thì TLĐ: S + will + be + V3/ed + (by O)

$6.$ I was sent this letter by Mary two days ago. / This letter was sent to me by Mary two days ago.

$⇒$ Câu chủ động: S + give/sent/buy + O1(so) + O2(sth) + ...

$→$ Câu bị động: S(so) + be + given/sent/bought + O(sth) + ...

Or: S(sth) + be + given to/sent to/bought for + so + ...

$⇒$ Câu bị động: Thì QKĐ: S + was/were + V3/ed + (by O)

Tham khảo

`1` Rice is grown in many countries in the world.

`2` The telephone was invented by Graham Bell many years ago.

`3` This car has been used for many years.

`4` English is practised by Lan every day.

`5` The garbage will be taken out of the city.

`6` This letter was sent to me by Mary two days ago.

`@` Câu bị động :

- Thì hiện tại đơn : is/am/are + PII

- Thì quá khứ đơn : was/were + PII

- Thì hiện tại hoàn thành : has/have + been + PII

- Thì tương lai đơn : will + be + PII