The pictures are .... the mirror and the clock.
between
The clock is... the bed
above
The computer is... the desk.
on
The trash can is ... the kitchen.
in
The coat rack is in the ... of the room.
centre
The lamp is....the bed
near/ next to
The cupboard is ... the bed (to the left/ to the right)
to the left
The ball is .... the bookshelf
in front of
The bed is....of the room
on the corner