Напишите все типы во к предложению We have been flying for 5 hours already

Общий:
1. Have we been flying for 5 hours already?

Специальные:
2. Who has been flying for 5 hours already?
3. When have we been flying for 5 hours already?
4. Where (to) have we been flying for 5 hours already?
5. Why have we been flying for 5 hours already?
6. How long have we been flying ?
7. How far have we been flying for 5 hours already?
8. What have we been doing for 5 hours already?

Tag question:
9. We have been flying for 5 hours already, haven't we?

Alternative question:
10. Have we been flying for 5 or for 7 hours already?