Simple past

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Across
  1. 3. go
  2. 4. sit
  3. 7. become
  4. 9. understand
  5. 11. sell
  6. 13. have
  7. 14. take
  8. 15. forget
  9. 16. hear
  10. 18. swim
Down
  1. 1. build
  2. 2. put
  3. 3. write
  4. 5. eat
  5. 6. make
  6. 7. buy
  7. 8. cost
  8. 10. speak
  9. 11. see
  10. 12. leave
  11. 17. drink
  12. 18. sing