Space-based solar cells could collect solar power only when skies are clear．

试卷相关题目

• 1Solaren is going to design 200 solar-power satellites．

  A.Right

  B.Wrong

  C.Not mentioned

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• 2Solar-power satellites will use radio waves to beam energy down from space．

  A.Right

  B.Wrong

  C.Not mentioned

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• 3He was kept in __appalling__ conditions in prison．

  A.necessary

  B.terrible

  C.critical

  D.normal

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• 4The project required ten years of __diligent__ research．

  A.hardworking

  B.social

  C.basic

  D.scientific

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• 5Her father was a quiet man with __graceful__ manners．

  A.polite

  B.usual

  C.bad

  D.similar

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• 6One advantage of space-based solar power system is that it is economical．

  A.Right

  B.Wrong

  C.Not mentioned

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• 7Inflatable minors are used to reduce the space-based solar power system．

  A.Right

  B.Wrong

  C.Not mentioned

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• 8Space-based solar power will rule out other forms of renewable energy sources．

  A.Right

  B.Wrong

  C.Not mentioned

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• 9Many countries will grant permission for the use of spaced-based solar power soon．

  A.Right

  B.Wrong

  C.Not mentioned

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• 10According to the first two paragraphs，the early universe_______．

  A.was governed by simpler physics

  B.got fewer stars shinning in it

  C.started over 13 billion years ago

  D.was composed in a way similar to that of today

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