Name of living room

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Across
  1. 2. is useful to as a timepiece
  2. 8. is useful to toregulate the quality and quantity of light that enters the space
  3. 9. is useful to reflects the light source towards the condenser.
  4. 11. is useful toas a place to place drinks or food when you have guests.
  5. 14. is useful to output from the CPU in the form of audio / sound.
  6. 17. is useful to sit
  7. 18. is useful to to block the entry of light
  8. 20. is useful to generate wind.
Down
  1. 1. is useful to as a path of sunlight entering from outside the house into the room
  2. 3. is useful to cigarette ash dump
  3. 4. is useful to to decorate the room
  4. 5. is useful to sit out it
  5. 6. is useful toway in and out of people
  6. 7. is useful to clean soiled feet and dirt before entering the house
  7. 10. is useful to keep a book.
  8. 12. is useful to lift up the dark place
  9. 13. is useful to watching
  10. 14. is useful to sit
  11. 15. is useful to to or control switch channels on tv
  12. 16. is useful to
  13. 19. container for placing a sprig or a series of flowers.