Choose the correct options to describe a picture

• The poster is [in|under|on] the wall.
• The lamp is [next to|between|in] the monitor.
• The desk is [behind|between|opposite] the armchair.
• The bed is [opposite|between|behind] the desk and the shelves.
• The telescope is [behind|on|under] the poster.
• The chair is [on|opposite|in] the desk.