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    You’ve never heard this new kind of plane, you? A. / ; haven’t B. of ; haven’t C. of ; do D. of ; have 【查看更多】

     

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    You've never heard ______ this new kind of plane, ______ you?
    [     ]
    A. / ; haven't    
    B. of ; haven't  
    C. of ; do  
    D. of ; have

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