Irregular verbs

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Across
  1. 4. find
  2. 5. take
  3. 9. wear
  4. 10. speak
  5. 11. buy
  6. 12. think
  7. 14. come
  8. 16. say
  9. 18. have
  10. 19. learn
  11. 20. fly
Down
  1. 1. bring
  2. 2. write
  3. 3. know
  4. 6. choose
  5. 7. go
  6. 8. forget
  7. 10. stand
  8. 13. teach
  9. 15. pay
  10. 16. sit
  11. 17. give