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【单选题】
碳有三种常见的同素异形体：金刚石、石墨、足球烯C 60 。其中足球烯是分子晶体。据此推测下列叙述正 确的是 [ ]A.
金刚石、石墨、足球烯和足量氧气充分反应的最终产物不同
B.
足球烯不能和氢气反应
C.
石墨、足球烯均可作为生产耐高温润滑剂的材料
D.
足球烯在苯中的溶解度比在乙醇中的溶解度大
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】如何打造共建共治共享的社会治理格局?( )
A.
加强社会治理制度建设
B.
形成科学有效的社会治理体制
C.
加强预防和化解社会矛盾机制建设，正确处理人民内部矛盾
D.
加快社会治安防控体系建设
【简答题】There is a common belief among parents that schools are no longer interested in spelling. No school I have taught in has ever considered spelling unimportant as a basic skill. There are, however, quit...
【单选题】听力原文： There is a popular belief among parents that schools are no longer interested in spelling. No schools I have taught in have ever ignored spelling or consider it unimportant as a basic skill. The...
A.
A parent.
B.
A teacher.
C.
A report.
D.
A writer.
【简答题】阅读理解。 There is a common belief among parents that schools are no longer interested in spelling. No school I have taught in has ever considered spelling unimportant as a basic skill. There are, however...
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