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di qiu ri li de cheng nuo
Author(s): 
Pages: 54
Year: Issue:  3
Journal: Instructor

Abstract: <正>地球是生命的摇篮,万物的母亲,人类的家园。曾经,她是那样的美丽壮观,和蔼可亲。然而,不知从何时开始,地球妈妈的脸上开始笼罩起阴霾,她开始哭泣,开始呻吟! 地球妈妈为什么如此黯然神伤? 原来,过量的农药、大量的白色垃圾、随意丢弃的电池污染了松软的土壤,使地球妈
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