Irregular verbs

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Across
  1. 3. past simple of forget
  2. 4. past simple of hit
  3. 6. past simple of go
  4. 7. past simple of hear
  5. 9. past simple of say
  6. 10. past simple of draw
  7. 12. past simple of drink
  8. 14. past simple of catch
  9. 15. past simple of sleep
Down
  1. 1. past simple of forgive
  2. 2. past simple of buy
  3. 5. past simple of tell
  4. 8. past simple of read
  5. 9. past simple of see
  6. 11. past simple of run
  7. 12. past simple of dig
  8. 13. past simple of come