Why was six afraid of seven? Because seven eight nine!

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Across
  1. 2. Clock time
  2. 4. Large ferocious fish
  3. 7. Putting one leg in front of another
  4. 8. An arid region with little or no vegetation
  5. 10. Credit card material
  6. 14. Men's business wear
  7. 15. Caress with lips
  8. 16. Fruit from which wine is made
  9. 17. Spring and Summer
  10. 19. Not open
Down
  1. 1. Land that is covered with trees and shrubs
  2. 3. A contest of speed
  3. 5. The place where a person or organization can be found
  4. 6. Practiced by doctors
  5. 9. Large, woody perennial plant
  6. 11. Follows summer
  7. 12. Part of a car that makes it go
  8. 13. Not imagined or supposed
  9. 18. You can learn a lot here