human beings live in great numbers, the waters are very likely to become contaminated. A. That B. Where C. Even if D. Though 查看更多

 

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_____ human beings live in great numbers, the waters are very likely to become contaminated.


  1. A.
    That
  2. B.
    Where
  3. C.
    Even if
  4. D.
    Though

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_____ human beings live in great numbers, the waters are very likely to become contaminated.

A. That                        B. Where          C. Even if                    D. Though

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