Ex1: Viết lại câu ở thế bị động :
1. Ms Linh teaches our English lessons.
Our English lessons are taught by Ms Linh.
2. We told the police about it.
The police was told about it.
3. People make many famous films in Hollyword.
Many famous films are made in Hollyword.
4. People grow a lot of flowers in Da Lat.
A lot of flowers are grown in DaLat.
5. The police surrounded the house.
The house was surrounded by the police.
6. Minh wrote this poem yesterday.
This poem was wrote by Minh yesterday.
7. People use computers all over the world.
Computers are used all over the world.