Irregular Past Participles

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Across
  1. 4. sing
  2. 6. hear
  3. 7. drive
  4. 9. show
  5. 12. buy
  6. 15. take
  7. 17. drink
  8. 19. choose
  9. 20. ride
  10. 21. lose
Down
  1. 1. write
  2. 2. hide
  3. 3. fall
  4. 4. say
  5. 5. go
  6. 8. do
  7. 9. shut
  8. 10. find
  9. 11. cut
  10. 12. be
  11. 13. have
  12. 14. make
  13. 16. come
  14. 18. understand