imperfect conjugations of regular verbs

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Across
  1. 3. She had
  2. 9. We listened
  3. 11. She learned
  4. 12. We worked
  5. 13. I talked
  6. 16. They can
  7. 17. We walked
  8. 18. He understood
  9. 20. You wrote
Down
  1. 1. They began
  2. 2. You wanted
  3. 4. He studied
  4. 5. I rested
  5. 6. I spoke
  6. 7. You lived
  7. 8. You read
  8. 10. I danced
  9. 14. We entered
  10. 15. We began
  11. 18. I cooked
  12. 19. We drove