MIA's CROSSWORD PUZZLE!!!!

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Across
  1. 4. some one who collects things.
  2. 5. some one who writes a book.
  3. 7. someone who works on a ship.
  4. 8. a person who sees the future.
Down
  1. 1. a teacher at university.
  2. 2. is a person who looks into things.
  3. 3. something you watch.
  4. 6. a person who looks after the sick.
  5. 9. something that reflects light.