This is a room. This is a door. This is a picture. These are windows.
This is the floor of the room.
These are the windows of the room. This is a window and this is a window.
This window is shut This window is open.
This door is open. This door is shut
This is a wall of the room. This is a wall.
A picture is on this wall
This is the floor of the room
This is a picture of a man and a woman.
This is a cord of the picture.
This is a hook. This is the frame of the picture
This is a house. This is a window of the house.
These are windows of the house.
This is the door of the house.
These are houses. This is a street.
This man is in the street.
That is his house.
The man will go to his house.
He is going to his house.
The man went to his house. He is there. He was there.
He is at his door. He is at the door of his house.