Second form of irregular verbs

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Across
  1. 4. break
  2. 6. bring
  3. 10. to be many people
  4. 11. eat
  5. 12. have
  6. 14. catch
  7. 15. feel
Down
  1. 1. cost
  2. 2. keep
  3. 3. choose
  4. 4. begin
  5. 5. give
  6. 6. buy
  7. 7. become
  8. 8. forget
  9. 9. to be one person
  10. 10. go
  11. 13. do
  12. 15. feed
  13. 16. let