- 问题详情:WeAmericansarewastefulpeople,notusedtosaving.Earlysettlers,ourforefatherssetusanexampleofwastingeverything,fortheythoughtnature’sresourcesweresoplentifulthatnoneofthemeverimaginedthatnaturalmaterialswouldbeusedupintime.Withinafewyearsofthefi...
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