Задайте вопросы употребив Present Perfect и Past Indefiniti.
Заранее большое спосибо вам!

1. Have you ever bought a piano?
2. When did you buy the piano?
3. Have you ever been to London?
4. When were you in London?
5. Have you ever spoken to a pilot?
6. When did you speak to the pilot?
7. Have you ever seen the film?
8. When did you see the film?