1. water covers most of hte Earth.
2. the factory is big. Five hundred people are employed there.
3. the park's gate is locked at 6 p.m. Every evening.
4. the letter was posted a week ago, but arrived yesterday.
5. Ron's parents died when he was young. He was brought up by the granfmother.
6. While I was on holiday my camera was disappered from my hotel room/
7. While I was on holiday my camers was stolen from my hotel room.
8. I saw an accident last night. Somebody called an ambulance, but nobody was injured so the ambulance wasn't needed.
9.Where were the photos taken? In London? Did you take them?