1,It is everyone's duty to protect the environment.
2,I believe small as these things are,they can contribute to improving our enviroment,making our world a better place to live in.
3.we can make the earth greener by using environment-friendly eqipment and buying products made from recycled materials.
4,More importantly, we should get into the habit of saving energy in our daily life.
绝对的经典好句子,打的辛苦,希望得到采纳
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