R's puzzle

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Across
  1. 3. the opposite of something
  2. 4. you put toothpaste on it
  3. 6. fruit and yogurt and vegetables...
  4. 7. a gigantic rock with a hole that explodes fire and lava
Down
  1. 1. boy sibling
  2. 2. carrots, broccoli, and cucumbers are...
  3. 5. a special day where people celebrate the person who was born that day
  4. 7. you use this to clean the floor