1. Раскройте скобки, употребляя глаголы в требующемся времени. Present Simple, Present Continuous, Future Simple, Past Simple, Present Perfect. Укажите время.

1. They (not to wash) the floor yet.
2. Yesterday I (to see) a beautiful bell.
3. We just (to start) reading this book.
4. you ever (to hear) this sound?
5. It (to happen) last Monday.
6. I already (to cook) the dinner.
7. We (to meet) three years ago.