1.The hunter killed the lion.- The lion was killed by the hunter.
2. Someone has cleaned the windows.-The windows have been cleaned.
3.I gave him a book for his birthday.-He was given a book for his birthday.
4. Someone sent her a check for a thousand euros.-She was sent a check for a thousand euros.
5.They called off the meeting.-The meeting was called off.
6.His grandmother looked after him.-He was looked after by his grandmother.
7.They will send him away to school.-He will be sent away to school.
8.Sue changed the flat tire.-The flat tire was changed by Sue.
9. Mom read the novel in one day- The novel was read by Mom in one day.
10. The director will give you instructions.-Instructions will be given to you by the director.
11. The kangaroo carried her baby in her pouch.-The baby was carried by the kangaroo in her pouch.
12.The choir really enjoys that piece.-That piece is really enjoyed by the choir.
13.The wedding planner is making all the reservations.-All the reservations are being made by the wedding planner.
14.A forest fire destroyed the whole suburb.-The whole suburb was destroyed by a forest fire.
15.Harry ate six shrimp at dinner.-At dinner, six shrimp were eaten by Harry.