what are these words

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Across
  1. 1. a small music player that uses CDs
  2. 4. the time before now
  3. 5. a young person between 13 and 19 years old
  4. 7. a small plastic box with tape for music
  5. 9. very big
Down
  1. 2. the worldwide system people use to get information online
  2. 3. console a machine used to play video games
  3. 6. . new machines and inventions
  4. 8. very bad or unpleasant