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    If we go on using energy so wastefully, are that our oil wells will be dried up before new energy sources can be found to replace oil. A. realities B. chances C. references D. tensions 【查看更多】

     

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    If we go on using energy so wastefully, ________ are that our oil wells will be dried up before new energy sources can be found to replace oil.


    1. A.
      chances
    2. B.
      difficulties
    3. C.
      questions
    4. D.
      problems

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    If we go on using energy so wastefully, ______ are that our oil wells will be dried up ______ new
    energy sources can be found to replace oil.
    [     ]
    A. chances; before  
    B. difficulties; after
    C. questions; since
    D. problems; as

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    If we go on using energy so wastefully, _____ are that our oil wells will be dried up before new
    energy sources can be found to replace oil.  
    [     ]
    A. chances                
    B. difficulties  
    C. questions                
    D. problems

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    If we go on using energy so wastefully, ____ are that our oil wells will be dried up before new energy
    sources can be found to replace oil.
    [     ]
    A. chances
    B. difficulties
    C. questions
    D. problem

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    If we go on using energy so wastefully, __________ are that our oil wells will be dried up before new energy sources can be found to replace oil.

    A. chances                 B. opportunities                C. questions                       D. problems

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