Irregular verbs :)

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Across
  1. 2. See
  2. 3. Teach
  3. 6. Buy
  4. 8. Hear
  5. 12. Think
  6. 14. Do
  7. 15. Give
  8. 16. Send
  9. 17. Write
  10. 18. Fall
  11. 20. Sit
  12. 22. Go
  13. 23. Know
Down
  1. 1. Catch
  2. 2. Steal
  3. 4. Forget
  4. 5. Make
  5. 7. Choose
  6. 8. Have
  7. 9. Eat
  8. 10. Drink
  9. 11. Fly
  10. 13. Break
  11. 19. Lose
  12. 21. Take
  13. 22. Win