Half a crossword: Irregular verbs

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Across
  1. 5. bear
  2. 7. travel
  3. 9. jump
  4. 10. is
  5. 13. help
  6. 14. forget
  7. 15. fall
  8. 16. love
  9. 18. believe
Down
  1. 1. want
  2. 2. find
  3. 3. tell
  4. 4. have
  5. 6. fight
  6. 8. visit
  7. 11. arrive
  8. 12. kill
  9. 14. fell
  10. 17. die