Choose the correct preposition.

1. There is a doll ... the sofa.
2. There is a ball ... the table.
3. There is a cat ... the armchair.
4. There is an apple ... the table.
5. There is a fireplace ... the armchairs.
6. The window is ... the sofa.
7. The coffee table is ... the sofa.
8. The red car is ... the armchair.
9. The vase is ... the table.