1. He is driving a bus from nine o'clock till three o'clock
2. They are studying from eleven o'clock till three o'clock
3. He is drowing from twelve o'clock till three o'clock
4. They are planting a tree from half past twelve o'clock till three o'clock
5. She is washing the dishes from one o'clock till three o'clock
6. Не знаю :(
7. Тоже :(
8. She is cleaning the floor with vacuum cleaner from half past two o'clock till three o'clock