中华民族概念的产生时间是（ ） A.19世纪初 B.20世纪末 C.秦汉时期 D.20世纪初

标签： 大学生爱国教育十讲（中国海洋大学）章节测试答案

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  Match the event mentioned in the text with the responding description.“Night of Darkness” in Belgium: ____________. ( ) A.Businesses turn off or dim all decorative lighting at night during bird migration season. B.Street and public lighting are switched off for one night every year to promote the issue of light pollution. C.Promoted by CPRE, it is both annual and national event that runs for a week from 20 January. D.It was organized in 2007, but for only one hour on one day.

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  当我们在阅读《祥林嫂》时，头脑中出现的祥林嫂的形象是（ ）。 A.表象 B.创造想象 C.再造想象 D.幻想

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  理性人的收集信息时，会收集到哪个程度（）？ A.收集到收集信息的边际成本等于零 B.收集到收集信息的边际成本等于边际收益这一点 C.收集到信息全部收集为止 D.收集到收集信息的平均成本等于平均收益这一点