People in some areas gain a source of heat by _________.

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• 1What did people begin to consider as electricity was no longer cheap、

  A.The climate of their areas.

  B.The energy for their houses.

  C.The fashions for their houses.

  D.The building materials for their houses.

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• 2In the dark forests ______, some large enough to hold several English towns.

  A.stand many lakes

  B.lie many lakes

  C.many lakes lie

  D.many lakes stand

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• 3There was never any time for Kate to feel lonely, ______ she was an only child.

  A.ever since

  B.now that

  C.even though

  D.even as

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• 4Months ago we sailed ten thousand miles across this open sea, which _______ the Pacific, and we met no storms.

  A.was called

  B.is called

  C.had been called

  D.has been called

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• 5—Well. I do think the rabbit is a beautiful, gentle animal which can run very fast.—_____.

  A.So it is

  B.So is it

  C.So does it

  D.So it does

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• 6The underlined words “natural law” in the third paragraph refer to the fact that ________.

  A.heat raises the temperature in the houses

  B.heat goes in the upward direction

  C.heat goes up if temperature is raised

  D.heat increases the temperature of rocks

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• 7From the passage, we can conclude that __________.

  A.people will no longer consider building materials in the future

  B.energy-saving buildings will become more popular in the future

  C.almost all people will move into the houses heated by large rocks

  D.energy engineers will devote themselves only to modern technology

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• 8The machine Babbage designed would solve difficult maths problems _________.

  A.in one operation with few mistakes

  B.in more than one operation without any mistakes

  C.in more than one operation with slight mistakes

  D.in one operation without any mistakes

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• 9Babbage failed to continue his research work in 1828 mainly because _______.

  A.he was in poor health

  B.he almost ran out of money

  C.his co-workers argued with him

  D.he spent all his money on his bills

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• 10Babage explained his new idea to the government officials, expecting that _________.

  A.they would agree to his plan

  B.they would pay for his new idea

  C.they would support him with money

  D.they would exhibit his new design

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