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    Some plants are so sensitive pollution that they can only survive in a perfectly clean environment. A. from B. with C. against D. to 【查看更多】

     

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    Some plants are so sensitive _____ pollution that they can only survive in a perfectly clean environment.

    A. from　 　 　　　 B. with 　　　　　　 C. against 　　　　 D. to

     

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