1. When mother got home she found that little Kitty had painted her room.
2. It had been rainig for several days before the wind changed.
3. We had been cooking for the party all day long but by 8 o'clock in the evening the tables had not been laid yet.
4. He said he had been wanting to the British Museum all his life.
5. When father came the children had been playing computer games for 3 hours.