`\text{Tham khảo :)}`

1.Somebody has taken some of my books away

=>Some of my books have been taken away.

2.They have to repair the engine of the car.

=> The engine of the car has to be repaired.

3.They may use this room for the classroom.

=>This room may be used for the classroom .

4.The teacher is going to tell a story.

=> A story is going to be told by the teacher.

5.John used to visit his parents at weekends

=> his parents used to be visited by John at weekends.

6.They use milk for making butter and cheese .

=>Milk is used for making butter and cheese.

7.They have provided the victims with food and clothing.

=>The victims have been provided with food and clothing

8.People speak English in most every corner of the world.

=>English is spoken in most every corner of the world.

9.The student are writting the lessons now .

=> The lessons are being written by the student now

10.Her teacher taught her how to apply this theory.

=>She was taught how to apply this theory by her teacher

11.Someone will tell him that news.

=> He will be told that news.

Ex3 

1. My mind can't be changed.