Irregular verbs

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Across
  1. 1. sold-sold
  2. 4. was/were-been
  3. 5. thought-thought
  4. 6. taught-taught
  5. 10. became-become
  6. 11. forgave-forgiven
  7. 13. understood-understood
Down
  1. 1. spoke-spoken
  2. 2. got-got
  3. 3. drove-driven
  4. 6. threw-thrown
  5. 7. hid-hidden
  6. 8. forbade-forbidden
  7. 9. left-left
  8. 11. forgot-forgotten
  9. 12. stood-stood