Даю 70 баллов! Срочно!

Mark the correct form of the verbs (Past Tenses and Future Tenses) 1. Granddad... (to plant) the flowers while his grandchildren... (to paint) the fence. 2. Tom... (to go) to the supermarket,... (to buy) some food and (to come back) home. 3. I phoned my friends after I... (to have) breakfast. 4. Before my mum called for dinner, I... (to finish) reading the book. 5. Yesterday between 5 and 6 pm. George ... (to drive) his car. 6. The children... (to leave) the school after they ... (to clean) their classroom. 7. Our lessons... (to start) at 9 o'clock every day. 8. I promise I. (to be) at home at 7 p.m. 9. Look! The clouds are so dark. It... (to rain). 10. Don't worry! I have a lot of time. I... (to be) here with you. (to come) in March. But she is not sure. 11. My sister... 12. My friend (to go) to the dentist tomorrow at 2 p.m.​