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    精英家教网 > 初中英语 > 题目详情
    Nowadays            of business letters are written in English.？ 
    A．two-thirdB．two-thirdsC．two-threeD．two-threes
    B
    考查分数。分子用基数词分母用序数词表示，当分子大于一，分母要加S。故选B。
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