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    The computer is very useful in our life, it? A. isn’t B. wasn’t C. hasn’t D. doesn’t 前部分是肯定形式.一般现在时.所以选择A. 【查看更多】

     

    题目列表(包括答案和解析)

    The computer is very useful in our life, _________ it?

    [     ]

    A. isn't
    B. wasn't
    C. hasn't
    D. doesn't

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    The  computer  is  very  useful  in our life, ________it?   .    
    [     ]
    A. isn't                          
    B. wasn't
    C. hasn't                    
    D. doesn't

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    The computer is very useful in our life, ________?
    A. isn’t it       B. wasn’t it        C. doesn’t it

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    The computer is very useful in our life, ________?
    A. isn’t it       B. wasn’t it        C. doesn’t it

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    The computer is very useful in our life, ________?
    A. isn’t it       B. wasn’t it        C. doesn’t it

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