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    ---Has the little boy been to America? --- . A. Yes, he did B. No, he didn’t. C. No, he hasn’t D. Yes, he hasn’t. 【查看更多】

     

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    —Has the little boy been to America?  
    —_____.
    [     ]
    A. Yes, he did
    B. No, he didn't.
    C. No, he hasn't
    D. Yes, he hasn't

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