Exercise 6. Turn the sentences into Present Perfect Passive. Example: They have already brought the medicine.
The medicine has already been brought. 1. You have repaired our house lately.
2. When the fire brigade came, the fire had destroyed the building.
3. The athlete has shown much better results since this coach trains him.
4. I will have answered all the business letters by noon.
5. The president of the board has signed the document.
6. Is she washing the floor? — No, she has already washed it.
7.By his arrival they had repaired his car.
8. He has booked the tickets and the clerk will have brought them by 2 o'clock.
9. They had painted the house by his arrival.
10. The police haven't found the reason for the accident yet.
11. Have you touched anything here?
12. The sociologist has interviewed a lot of students.
13. Have they tested all the machines?
14. The flood has caused considerable damage.
15. John will have received the papers by tomorrow.