=>
16. We expected to be forgiven by them.
17. The wine should be opened 3 hours before you use it.
18. You are supposed to make tea for the party.
19. I was given a piece of paper with his address on it.
20. They are being watched to work by the teacher.
21. What subjects have been discussed today?
22. The window was broken by the boy and some pictures were taken away.
23. This problem can't be solved immediately.
24. She wishes her luggage to be carried to the hotel.
25. We are going to have the bridge prepared next month.

26. They enjoy being taken to the zoo by their parents.
27. The lion was supposed to have escaped from the cage.
28. They were seen playing football in the park.
29. She has her essay corrected by the teacher.
30. I remembered being offered a beautiful present by Nam on my birthday.

16.We expected to be forgiven 

17.The wine should be opened 3 hours before you use it.

18.You are supposed to make tea for the party

19.I was given a piece of paper with his address on it by the man 

20.They are being watched to work by the teacher

21.What subjects have been discussed today ?

22.The window was broken by the boy and some pictures were taken away by the boy 

23.This problem can't be solved immediately

24.She wishes her luggage to be carried to the hotel

25.We are going to have the bridge prepared next month

26.They enjoy being taken to the zoo by their parents

27.The lion was supposed to have escaped from the cage

28.They were seen playing football in the park

29.She has her essay corrected by the teacher

30.I remembered being offered a beautiful present by nam on my birthday