brother.
2. her work has been finished by her.
3. the offer has been rejected by them.
4. a prize has been won by my brother.
5. a cake has been made by my mother.
6. the milk has been drunk by the cat.
7. the letter has been delivered by the postman.
8. the invitation has been accepted by her.
9. the enemy has been defeated by our army.
10. the match has been won by our team.
11. a cure for cancer has been invented by the scientists.
12. his family has been deserted by him.
13. a complaint has been registered with the police (by us).
14. a decision has not been taken by them. 