1.There is a sofa on the floor.

2.There are books in the bookcase.

3.There is a computer on the table.

4.There is a toy on the sofa.

5.There is a carpet at the sofa.

6.There is a floor under the carpet.

7.There is a door at the bookcase.

8.There is an armchair on the carpet.

9.There is a chair on the floor.

10.There is a carpet on the floor.