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    A series of contests being held among the high schools of this city. A. has B. are C. is D. have 【查看更多】

     

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    A series of contests _____ being held among the high schools of this city.

    [      ]

    A. has
    B. are
    C. is
    D. have

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    A series of contests _______ being held among the high schools of this city.  
    [     ]
    A. has          
    B. is      
    C. are        
    D. have

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    A series of contests ________ being held among the high schools of this city．

    [　　]
    A．

    has

    B．

    are

    C．

    is

    D．

    have

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