Помогите решить английский, особенно 2 задание (каузативная форма)

15. Has the pizza been delivered?16. How much was the actor paid?17. When will the play be performed?18. Was the tea being made by Mary?19. Was the invitation sent by you?20. Whom will the dog be fed by?1. He will have all the paper from his office recycled.2. Nelly had dinner cooked by Polly.3. Kelly has her car fixed by the mechanic. 4. I had my dog looked by the vet. 5. I had my watch stolen last week.6. Lucy has her bicycle repaired.7. Sam had his books returned to the library by his sister yesterday.8. Thomas was having his car washed when I called him.9. Melissa will have her bills paid by her husband tomorrow.