1. He has painted the walls in his room a different colour. It's amazing!
2. Has she hung up her posters yet?
3. I have never lived in a flat.
4. She has just switched on the light.
5. They haven't cleaned the living room yet.
6. Is Tom still in town or has he already left?
7. Mary and Steve are in London at the moment. They've just called me.
8. Has he ever travelled by ship?