What next?

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Across
  1. 2. Helps criminals.
  2. 6. Trustworthy
  3. 8. Climb the ... ladder.
  4. 10. Chance
  5. 12. Somebody who plays an instrument.
  6. 13. Try not to say or do anything wrong.
Down
  1. 1. Trains need a good ... system.
  2. 3. Wrong idea.
  3. 4. Constructs houses or buildings.
  4. 5. A ... manager tries to find the right people for a firm.
  5. 7. Some people get nervous before it.
  6. 9. Money
  7. 11. I like working as a doctor. This job ... me.