Заполните пропуски предлогами и наречиями, где это надо​

1. The walls in the rooms of my flat are yellow and blue.
2. Please go to the blackboard, Peter. He is is at the blackboard now.
3. Take a piece of chalk on the table and write these worlds, please. Who's writing the new words on the blackboard?
4. Please come in the room.
5. We're going to the classroom.
6. The blackboard is on the wall in our classroom.
7. Please put these matches into your bag.
8. Please open that book on page eight.
9. They're looking for the boys.