题目

Scientists investigated why Ebola virus is so deadly when it spreads from animals to humans and then from human-to-human contact. The research team looked at the Zaire Ebola virus in an animal system to understand how it gains strength. This virus is responsible for the current outbreak in West Africa. They found that initially the animal systems were not affected by the virus, but succeeding transmission(传送) into other animals caused the virus to “hot up” and become more severe.     The team analyzed the viruses at different stages and were able to identify several changes i晋侯、秦伯围郑，以其无礼于晋，且贰于楚也。晋军函陵，秦军汜南...|||| 阅读下面两段文字，完成1～3题。        晋侯、秦伯围郑，以其无礼于晋，且贰于楚也。晋军函陵，秦军汜南。        佚之狐言于郑伯曰：“国危矣，若依烛之式见秦君，师必退。”公从之。辞曰：“臣之壮也，犹不如人；今老矣，无能为也已。”公曰：“吾不能早用子，今急而求子，是寡人之过也。然郑亡，子亦有不利焉。”许之。        夜缒而出，见秦伯，曰：“秦、晋围郑，郑既知亡矣。若亡郑而有益于君，敢以烦执事。越国以鄙远，君知其难也。焉用亡郑以陪邻？邻之厚，君之薄也。若舍郑以为东道主，行李之往来，共其乏困，君亦无所害。且君尝为晋君赐矣，许君焦、瑕，朝济而夕设版焉，君之所知也。夫晋，何厌之有？既东封郑，又欲肆其西封，若不阙秦，将焉取之？闻秦以利晋，唯君图之。”秦伯说，与郑人盟。使杞子、逢孙、扬孙戍之，乃还。        子犯请击之，公曰：“不可。微夫人之力不及此。因人之力而敝之，不仁；失其所与，不知；以乱易整，不武。吾其还也。”亦去之。1．下列句子中加粗词语解释有误的一项是（     ）A．晋军函陵                        军：驻军 B．焉用亡郑以陪邻            陪：增加C．朝济而夕设版焉            济：成功D．又欲肆其西封                肆：延伸、扩张2．下列句中加粗“之”与例句的“之”字意义和用法相同的一项是（     ）例：微夫人之力不及此A．臣之壮也，犹不如人 B．阙秦以利晋，唯君图之C．夫晋，何厌之有 D．今急而求子，是寡人之过也3．对文意的解说不正确的一项是（     ）A．晋、秦围郑的原因是郑国在晋文公出亡时没有礼待他，并且从属于楚国。B．烛之武去见秦君的原因是郑伯向他道了歉。C．秦伯被烛之武说服了，不仅解除了郑国之围，而且派将军帮助郑国守城。D．晋文公不去攻打秦国，表现了他的仁义和明智。