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         昔一人苦贫特甚，而生平虔奉吕祖（指吕洞宾）。感其至心，忽降其家，见其赤贫，不胜悯之。念当有以济之，因伸一指，指其庭中磐石，粲然化为黄金，曰：汝欲之乎？其人再拜曰：不欲也。吕祖大喜，谓：子诚如此，便可授子大道。其人曰：不然，我心欲汝此指头耳。

   George was head of an African country. He was going to pay a visit to the USA. He decided to learn some English words so that he might greet Bill Clinton, president of the USA then, in English. So he asked his wife for help because she knew a little English. His wife told, “When you meet Mr. President, just greet him with “How are you”, and he may answer ‘I am fine’. Then you need only to say ‘Me, too’, and leave the rest to your interpreter(口译).”

    When his plane landed at the airport, George said to the smiling Clinton, “Who are you?”. This was quite unexpected to the president and surprised him greatly. But he quickly calmed() down. Still with a smile on his face, he answered, “I am Hillary’s husband.” To his reply, George answered back without a moment “Me, too”, and looked at the president’s wife, Hillary, smiling sweetly as well.

根据短文内容判断正误，正确的A，错误的B。

通过螺线管磁性的强弱可以通过改变 ____的大小、线圈的匝数和加铁芯来实现，通过改变电流的 ____可以使通电螺线管的磁极对换．

材料一 “要有原子弹，在今天的世界上，我们要不受人家欺负，就不能没有这个东西。”

                                            ——***1956年《论十大关系》

材料二 经济体制，科技体制，这两个方面的改革都是为了解放生产力。新的经济体制，应该是有利于科技进步的体制。新的科技体制，的应该是有利于经济发展的体制。

                                ——邓小平1978年《在全国科技工作会议上讲话》

材料三 江泽民指出：“‘二战’后，以电子信息。生物技术和新材料为支柱的一系列高新技术取得重大突破和飞速发展，极大地改变了世界的面貌和人类的生活。科学技术日益渗透于经济发展和社会生活的各个领域，成为推动生产力发展的活跃的因素。并且国际间的竞争，说到底是综合国力的竞争，关键是科学技术的竞争。”“科技的发展，知识的创新，越来越决定着一个国家，一个民族的发展进程。”

                                              ——江泽民

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