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    ( ) It’s necessary us wear suitable clothes on every occasion. A. for; to B. for; for C. to; to D. to; for 【查看更多】

     

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    It’s necessary ____ us ____ wear suitable clothes on every occasion.

    A. for; to              B. for; for        C. to; to           D. to; for

     

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    It's necessary ____ us ____ wear suitable clothes on every occasion. 
    [     ]
    A. for; to
    B. for; for
    C. to; to
    D. to; for

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