crossword puzzle

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Across
  1. 2. its what we mainly learn in this class
  2. 3. you read it
  3. 5. you swim in it
  4. 6. you drink it
  5. 8. its a puzzle
Down
  1. 1. what this class is
  2. 3. from a gun
  3. 4. mo one likes it
  4. 7. someone thats old
  5. 9. you wear on your feet