Respuesta:
Here are some sentences using "there is", "there are", "there isn't", and "there aren't" in the context of your house:
*There is:*
- There is a book on the table.
- There is a vase of flowers on the living room shelf.
- There is a computer in my bedroom.
*There are:*
- There are two sofas in the living room.
- There are three bedrooms in our house.
- There are many photos on the walls.
*There isn't:*
- There isn't a TV in my bedroom.
- There isn't a garden in our backyard.
- There isn't a piano in our house.
*There aren't:*
- There aren't any pets in our house.
- There aren't many windows in the basement.
- There aren't any books on the kitchen shelves.
Let me know if you need more examples!
