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    ---You’ve dropped “s’’ in the word “acros’’. ---Oh, letter “s’’ should be doubled like this “across’’. A. a , a B. an ,a C. an ,the D. the ,the 【查看更多】

     

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    — You've dropped            "s'' in the word "acros''.
    — Oh,            letter "s'' should be doubled like this "across''.
    [     ]
    A. a, a
    B. an, a
    C. an, the
    D. the, the

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