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一、典题展示读下面的文段,完成选择题。以兰州大学教授张平中为首的研究团队通过对一根石笋的分析,发现季风的减弱和王朝的衰亡有着对应关系。之前,德国人豪格就曾在《自然》杂志上发表论文称,唐代灭亡和季风减弱有着直接的关系。豪格团队相信,通过岩芯样品的磁属性和钛物质,可以揭示东亚古代季风强度,而这直接影响了一个朝代的兴
First, the title display read the following paragraphs, complete multiple-choice questions. Based on the analysis of a stalagmite, a research team led by Professor Zhang Pingzhong of Lanzhou University found that there is a correspondence between the weakened monsoon and the decline of the dynasty. Earlier, the German Haug had published a paper in the “Nature” magazine that the demise of the Tang Dynasty and monsoon weakening have a direct relationship. Haug's team believes that the magnetic properties of the core samples and the titanium material can reveal the intensity of the ancient monsoon in East Asia, which directly affects the development of a dynasty