Look, read and choose.(24 points) 1) There is/are a sofa in front of/behind the window. 2) There is/ are two cats on/

1) There is a sofa in front of the window.

2) There are two cats on the sofa.

3) There are some books next to the sofa.

4) There are some glasses in the cupboard.

5) There is a ball under the cupboard.

6) There is a lamp behind the books.

7) There are some pens on the table.