We should save the Earth

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Across
  1. 1. 플라스틱
  2. 4. 병
  3. 5. 엘리베이터
  4. 7. using the ________.
  5. 9. turning off the ________.
  6. 10. eating less ________.
  7. 11. 캔
Down
  1. 2. taking a short _________.
  2. 3. 재활용
  3. 5. 에너지
  4. 6. turning off the ________.
  5. 8. ______ a cup.