1. People grow rice in many countries in the world.

-> Rice is grown in many countries in the world.

2. Graham Bell invented the telephone many years ago.

-> The telephone was invented by Graham Bell many years ago.

3. They have used this car for many years.

->This car has been used for many years.

4. Lan practices English every day.

-> English is practiced by Lan everyday.

5. They will take the garbage out of the city.

-> The garbage will be taken out of the city.

6. Mary sent me this letter two days ago.

-> I was sent this letter by Mảy two days ago.

1. People grow rice in many countries in the world.

=> Rice is grown in many countries in the world.

2. Graham Bell invented the telephone many years ago.

=> The telephone was invented by Graham Bell many years ago.

3. They have used this car for many years.

=> This car has been used for many years.

4. Lan praces English every day.

=> English is praced by Lan every day.

5. They will take the garbage out of the city.

=> The garbage will be taken out of the city.

6. Mary sent me this letter two days ago.

=> I was sent this letter by Mary two days ago.

• People grow rice in many countries in the world. -> Rice is grown in many countries in the world.

• Graham Bell invented the telephone many years ago. -> The telephone was invented by Graham Bell many years ago.

• They have used this car for many years. -> This car has been used for many years.

• Lan practices English every day. -> English is practiced by Lan every day.

• They will take the garbage out of the city. -> The garbage will be taken out of the city.

• Mary sent me this letter two days ago. -> I was sent this letter by Mary two days ago.

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 practiced by Lan every day.
5. The garbage will be taken out of the city.
6. I was sent this letter by Mary two days ago.