What does he/she do?

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Across
  1. 3. is someone who good in music
  2. 6. is the tooth specialist doctor
  3. 7. is someone who teaches at school
  4. 8. is an expert on building design
Down
  1. 1. is someone who cuts others hair in saloon
  2. 2. is someone who flight the plane
  3. 4. is someone who plays in the film or drama
  4. 5. is someone who writes books, novels, or articles