There is a sofa in the living room.
There are two beds in the bedroom.
There is a mirror in my room.
There are two cats in the living room.
There is a lamp in your room.
There are books on the table.
There is a carpet in the living room.
There isn't a mirror in the kitchen.
There aren't five dogs in your room.
There isn't a book about London.
There aren't two beds in the kitchen.
There aren't three windows in my room.
There isn't a chair in the bathroom.
There aren't notebooks in your bag.