irregular preterite

Edit Answers
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Across
  1. 3. I knew
  2. 5. we went
  3. 8. you put
  4. 11. to put
  5. 12. you were(ser)
  6. 14. I was(ser)
  7. 15. you were(estar)
  8. 16. walk andar
  9. 17. we walked
  10. 18. they were(estar)
Down
  1. 1. I was able
  2. 2. we put
  3. 4. they were able
  4. 5. he went
  5. 6. to know
  6. 7. all of you had
  7. 9. to go
  8. 10. he had
  9. 13. I walked
  10. 19. she knew