the past simple-irregular verbs

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Across
  1. 2. see
  2. 4. be (you, we, they)
  3. 7. write
  4. 8. tell
  5. 11. buy
  6. 13. swim
  7. 14. eat
  8. 15. feel
  9. 16. meet
  10. 19. understand
  11. 20. run
Down
  1. 1. know
  2. 2. spend
  3. 3. go
  4. 5. forget
  5. 6. have
  6. 9. lose
  7. 10. give
  8. 12. be (I, he, she, it)
  9. 15. find
  10. 16. make
  11. 17. take
  12. 18. get