◎ 题干
—Has Mary been back?
—Not yet.She will come back ________ the evening of June _______.
A.at,firstB.to,thirtiethC.on,the twelfthD.on,the nineteen
◎ 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“—Has Mary been back?—Not yet.She will come back ________ the evening of June _______.A.at,firstB.to,thirtiethC.on,the twelfthD.on,the nineteen…”主要考查了你对  【介词短语】【介词】  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。