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    I’m sorry to have kept you so long . 【查看更多】

     

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    I’m sorry to have kept you ________ (wait) so long.

     

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    --- I'm sorry to have kept you ________ here so long.

    --- Not at all.

    [　　]

    A．waited
    B．waiting
    C．to wait
    D．were waiting

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    I’m sorry that I have kept you            me so long.          
    [     ]
    A. waiting
    B. waiting for
    C. to wait
    D. to wait for

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     I'm sorry that I have kept you _____ me so long. 
    [     ]
    A. waiting
    B. to wait
    C. waiting for
    D. to wait for

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    —I'm really sorry that I have kept you            me so long.              
    — _____.        
    [     ]
    A. waiting, No matter            
    B. waiting for, It doesn't matter          
    C. to wait, Never mind          
    D. to wait for, It doesn't matter

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