Body parts

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Across
  1. 3. lunch arrives to him
  2. 6. If it weren't for it, we wouldn't see anything
  3. 7. we put a sock on it
Down
  1. 1. we spin them while playing hula hoop
  2. 2. we serve it as a welcome
  3. 4. pumps blood
  4. 5. it can hurt when we eat too many sweets