Irregular verbs

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Across
  1. 4. become-...-become
  2. 5. wear-...-worn
  3. 6. find-...-...
  4. 11. throw-threw-...
  5. 13. forgive-...-forgiven
  6. 14. learn-...-...
  7. 17. understand-...
  8. 18. begin-began-...
Down
  1. 1. go-went- ...
  2. 2. draw-...-drawn
  3. 3. know-...-known
  4. 4. buy-bought- ...
  5. 7. shine-...-...
  6. 8. see-...-seen
  7. 9. take-took-...
  8. 10. write-wrote-...
  9. 12. forget-forgot-...
  10. 15. speak-spoke-...
  11. 16. bring-...-...