4. Which book did you read last night?                         

-> Which book was read by you last week?

5. Who invented the telephone?                                     

->By whom was the telephone invented

6. Someone has stolen her motorbike.                         

-> Her motorbike has been stolen 

7. Someone had invented electric lights before I was born.

-> Electric had been invented before I was born

8. The students clean our class every day                     

->Our class is cleaned by the students every day

9. My brother takes me to school every morning         

-> I am taken to school by my brother every morning

10. built this castle in 1756.                                         

-> This castle was built in 1756

11.They didn’t allow Tom to take these books home.

-> Tom wasn't allowed to take these books home

12.How many trees did they cut down to build that fence?

-> How many trees were cut down to build that fence?

13.This well-known library attracts many people.

-> Many people are attracted by this well-known library

14.They didn’t look after the children properly.

-> The children weren't looked after properly

15.Nobody swept this street last week.

-> This street wasn't swept last week

16.She often takes her dog for a walk.

-> Her dog is often taken for a walk by her

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