The passage says that until recently scientists have proved_______.

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• 1Bertrand Russell’s notion about electricity is________.

  A.in agreement with Aristotle’s theory of self-evident principle

  B.disapproved of by most modern scientists

  C.in agreement with scientific investigation directed toward “how” things happen

  D.in agreement with scientific investigation directed toward “why” things happen

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• 2What principles most influenced scientific thought for two thousand years、

  A.The forces of electricity，magnetism and gravity．

  B.The speculations of Thalas．

  C.Aristotle’s natural science．

  D.Galileo’s discoveries．

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• 3The aim of controlled scientific experiments is______．

  A.to describe self--evident principles

  B.to explain how things happen

  C.to explain why things happen

  D.to support Aristotelian science．

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• 4We can know from the passage that

  A.the reason why ageing takes a greater loss on the male heart has been found out

  B.scientists are on the way to finding out why the male heart lose more of the cells

  C.the team has done something to prevent the male from suffering greater loss

  D.women over 70 could lose more heart cens than those at the age of 20

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• 5If you want to live longer。you should________.

  A.enable your heart to beat much faster

  B.find out the reason for ageing

  C.exercise regularly to keep your heart healthy

  D.prevent your cells from being 1ost

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• 6Modern science came into being_________．

  A.when the method of controlled experiment was first introduced

  B.when Aristotelian scientists tried to explain why things happen

  C.when Galileo succeeded in explaining how things happen

  D.when scientists were able to acquire an understanding of reality by reasoning

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• 7T01stoy's description of Napo1eon in War and Peace is_______.

  A.far from the historical facts

  B.based on the Russian history

  C.based on his selection of facts

  D.not related to historical details

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• 8Napoleon was angry when receiving the Russian representative because______.

  A.he thought he should be the one to make the peace terms

  B.the Tsar's peace terms were hard to accept

  C.the Russians stopped his military movement

  D.he didn't have any more army to fight with

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• 9What did Napolcon expect the Russian representative to do、

  A.To walk out of the room in anger．

  B.To show agreement with him．

  C.To say something about the Tsar．

  D.To express his admiration．

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• 10Tolstoy intended to present Napoleon as a man who is_______.

  A.ill-mannered in dealing with foreign guests

  B.fond of showing off his iron will

  C.determined in destroying all of Europe

  D.crazy for power and respect

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