选择题:5[简答题,20分] (1) Freedom’s challenge in the Atomic A

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5[简答题,20分] (1) Freedom’s challenge in the Atomic Age is a sobering topic. We are facing today a strange new world and we are all wondering what we are going to do with it. What are we going to do with one of our most precious possessions, freedom? The world we know, our Western world, began with something as new as the conquest of space. (2) Some 2,500 years ago Greece discovered freedom. Before that there was no freedom. There were great civilizations, splendid empires, but no freedom anywhere. Egypt, Babylon, Nineveh, were all tyrannies, one immensely powerful man ruling over helpless masses. In Greece, in Athens, a little city in a little country, there were no helpless masses, and a time came when the Athenians were led by a great man who did not want to be powerful. Absolute obedience to the ruler was what the leaders of the empires insisted on. Athens said no, there must never be absolute obedience to a man except in war. There must be willing obedience to what is good for all. Pericles, the great Athenian statesman, said: “We are a free government, but we obey the laws, more especially those which protect the oppressed, and the unwritten laws which, if broken, bring shame.” (3) Athenians willingly obeyed the written laws which they themselves passed, and the unwritten, which must be obeyed if free men live together. They must show each other kindness and pity and the m
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生产力中最活跃的因素是

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导游员开始接触和最终送别游客时,口语表达的主要内容是不包括A.欢送词B.解说词C.见面语D.问候语

导游员开始接触和最终送别游客时,口语表达的主要内容是不包括A.欢送词B.解说词C.见面语D.问候语

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对原有公路路基干湿类型划分的依据指标是( )A、 A.含水量 B、 B.土质C、 C.路基平均

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水泥混凝土路面板厚计算中应考虑的作用应力因素主要有温度疲劳应力和( )A、 A. 压应力 B、

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3.设A,B为n阶可逆阵,则下列等式成立的事( )A(AB)^-1=A^-1B^-1B(A+B)^-

3.设A,B为n阶可逆阵,则下列等式成立的事( )A(AB)^-1=A^-1B^-1B(A+B)^-1=A^-1+B^-1C|(AB)^-1|=|AB|分之1D

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