Let’s appeal to the public -- green to save our living planet . A small step can make a big chan——青夏教育精英家教网—

摘要： Let’s appeal to the public -- green to save our living planet . A small step can make a big change . A. to live B. living C. live D. lived

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Let's appeal to the public- ________ green to save our living planet．A small step can make a big change．