一整句话都是Theatergoer的论点。他提到了that claim is false，削弱，就是claim is correct, 即canola oil, instead of the less healthful coconut oil 这个 change has hurt popcorn sales.
注意最后一句话啊！！！
读的时候一直以为强调共有是在反驳第二个观点（在于欧洲人接触之前出现过private...），但其实最后一句话把两个都否了
In short, there are now strong reasons to think that it was erroneous to claim that Algonquian family hunting territories [ever were], [or were becoming], a kind of private property system.
定位句：Because the source of a hot spot remains fixed while a surface plate moves over it, OVER A LONG PERIOD OF TIME an active plume creates a chain of volcanoes or volcanic islands, a track marking the position of the plume relative to the moving plate.
However, recognizing employers' power over workers as a central factor in African Americans' economic marginalization, African American workers saw the need to join with White workers in seeking change
C同义改写 organised efforts-=join with 而且后文还有The persistent efforts 经济边缘=取非 经济发展 雇主权利凌驾于工人之上=取非 empower all workers
However, recognizing employers' power over workers as a central factor in African Americans' economic marginalization, African American workers saw the need to join with White workers in seeking change
C同义改写 organised efforts-=join with 后切后文还有The persistent efforts 经济边缘=取非 经济发展 雇主权利凌驾于经济之上=取非 empower all workers
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一整句话都是Theatergoer的论点。他提到了that claim is false，削弱，就是claim is correct, 即canola oil, instead of the less healthful coconut oil 这个 change has hurt popcorn sales.