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    The biggest room in this building used as a meeting room . A. used to B. is used to C. used to be D. is used to be 【查看更多】

     

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    The biggest room in this building _____ used as a meeting room.            
    [     ]
    A. used to      
    B. is used to          
    C. used to be      
    D. is used to be

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