从新中国成立到文革结束,尽管人民生活改善不大,但初步满足了占世界1/4人口的基本生活需求,这在当时被世界公认是一个奇迹。( )
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毛泽东指出,社会主义分两个阶段:一是不发达的社会主义,二是比较发达的社会主义。( )
A. 对
B. 错
One of the greatest challenges of our time is to build and ____sustainable communities so they do not interfere with nature's inherent ability to sustain life.
One of the most sophisticated sustainability studies developed for Germany demonstrates the need and the possibility to ____economic, social, environmental, and institutional objectives
Further discussion led to the ____of the rational management of human, natural, and economic resources that aims to satisfy the essential needs of humanity in the very long term.