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    There is hardly an environment on earth some species of animals or other have not adapted successfully. A. to which B. in which C. for which D. on which 【查看更多】

     

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    There is hardly an environment on earth _____ some species of animals or other have not adapted successfully.

           A. in which  B.on which   C. to which   D. for which

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    There is hardly an environment on earth ________ some species of animals or other have not adapted successfully．

    [　　]
    A．

    to which

    B．

    in which

    C．

    for which

    D．

    on which

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