Переработать предложеия из пассивного залога в активный 1) At the hotel,my

Переработать предложеия из пассивного залога в активный
1) At the hotel,my colleagues and i were helping injured people.
2)We have them emergency first aid before they were taken to hospital.
3)Some of the injures we had to treat were quite horrific.
4)The streets outside were littered with fallen paim trees and huge pieces of wood and metal.