◎ 题干
--- How many students are there in your class? --- Forty,and ________ of us are girls.
A.three fifthsB.three fifthC.third fiveD.third fifths
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“--- How many students are there in your class? --- Forty,and ________ of us are girls.A.three fifthsB.three fifthC.third fiveD.third fifths…”主要考查了你对  【基数词】【序数词】【时刻】【分数】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。