Who am I?

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Across
  1. 4. I fly planes
  2. 6. I serve customers in a shop
  3. 8. I repair cars
  4. 10. I take photos
Down
  1. 1. I treat people's teeth
  2. 2. I paint picture
  3. 3. I care for people who are ill
  4. 5. I serve people food and drinks
  5. 7. I type letters and answer phone calls
  6. 9. I treat sick people