1. The meeting will be held before May Day

2. Some of my books have been taken away

3. The engine of the car have to be repaired 

4. This room may be used for the classroom

5. A story is going to be told by the teacher

6. This problem can't be solved by the boy

7. His parents used to be visited by John at the weekends

8. Milk is used for making butter and cheese

9. The vietims have been provided with food and clothing

10. English is spoken all over the world

11. The lessons are being written by the students now

12. She was taught how to apply this theory by her teacher

13. His story isn't believed

14. Each of them was given two exercise books by the teacher

15. He will be told that news

16. Their friend has been met at the railway station by a group of students

17. Tom wasn't allowwed to take these books home

18. Exercises won't be corrected by the teacher tomorrow

1) the meeting will be held before may day

2) some of my book has been talked away

3) the engine of the car have to be repaired 

4) This room may be used  for the classroom 

5) A story us going to be tell by the teacher 

6)this problem can't be sold by the boy

7)His parent used to visited by John at weekend 

8)milk are used  for making butter And cheese