Answers

2015-07-29T21:04:43+08:00
Don't smoke. help the society to recycle, plant trees and maintain the cleanliness of the surroundings. Trees gives us fresh and clean air also cleanliness. Recycle, don't burn plastics.
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2015-07-29T21:25:24+08:00
Air- Avoid to make smoke
Water-Avoid to throw your garbages in River,Lake,Sea
Land-Put your trash in trashcans help always to clean our. earth
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