1) A famouse director has donated one million dollars for the victims of tsunami- One million dollars has been donated for the victims of tsunami by a famous director
2) They were still building the hotel when there was an earthquake - The hotel was still being built by them when there was an earthquake
3) They had planned the itinerary long before they went on their trip.- The itinerary had been planned long before they went on their trip
4) They will deliver the newspapers early in morning. - The newspapers will be delivered by them early in morning