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求适合小学三年级的英语环保小故事演讲稿,要求通俗易懂,二分钟左右,最好以小动物的口气写,

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求适合小学三年级的英语环保小故事演讲稿,要求通俗易懂,二分钟左右,最好以小动物的口气写,
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Once man did not have to think about the protection of his environment.There were few people on the earth,and natural resources seemed to be unlimited.Today things are different.The world has become t...
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