Irregular verbs III

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Across
  1. 2. sing-...-sung
  2. 3. tell-...-told
  3. 4. break-...-broken
  4. 6. feel-...-felt
  5. 7. spend-...-spent
  6. 8. run-...-run
Down
  1. 1. say-...-said
  2. 3. think-...-thought
  3. 5. sleep-...-slept
  4. 7. swim-...-swum