Past simple tense

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Across
  1. 1. the past simple of buy
  2. 4. the past simple of draw
  3. 5. the past simple of sing
  4. 6. the past simple of eat
  5. 7. the past simple of build
Down
  1. 2. the past simple of grow
  2. 3. the past simple of drink
  3. 5. the past simple of build