irregular verbs in the past

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Across
  1. 3. drink
  2. 5. be
  3. 6. go
  4. 8. see
  5. 11. give
  6. 12. have
Down
  1. 1. do
  2. 2. come
  3. 4. know
  4. 5. be
  5. 7. take
  6. 9. eat
  7. 10. say