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    The population of the earth increasing fast. One third of the population here workers. A. is; are B. is; is C. are; is D. are; are 【查看更多】

     

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    The population of the earth ________ increasing fast．One third of the population here ________ workers．


    1. A.
      is；are
    2. B.
      is；is
    3. C.
      are；is
    4. D.
      are；are

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