The place where you sleep.
A bed!
A box for storing your clothes.
A closet!
An object where you sit.
A chair!
A soft cushion for your head when you sleep.
A pillow!
You use this to cool your room.
An AC unit!
An object you use to light your room at night.
A lamp!
The table next to your bed.
A bedside table/ a night table!
The object you use to write on it.
A desk!
A large picture that you put on your wall.
A poster!