Ответ:

  1. The helmet is in the bookcase.
  2. The camera is on the window.
  3. The hairbrush is on the purple gloves.
  4. The teddy bear is under the helmet.
  5. The roller blades are in the bag.
  6. The keys are under the bed.
  7. The CDs are on the coffee table.
  8. The mobile phone and the camera are on the desk.
  9. The CDs are behind the desk lamp.
  10. The guitar is next to the bookcase.