Who are they?

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Across
  1. 4. a person who teaches in a school
  2. 7. a person who can sing well
  3. 9. a person who cuts the hair for others
  4. 10. a person who makes tables and chairs
Down
  1. 1. a person who types for his/her work
  2. 2. a person who looks after the sick people
  3. 3. a person who sews shirts and trousers
  4. 5. a person who puts out the fire
  5. 6. a person who treats sick people
  6. 8. a person who bakes cakes and breads