◎ 题干
–How can I improve my study in the last thirty days?
--________ listening to the teacher carefully in class. This is the most efficient way!
A.ByB.OnC.PastD.Across
◎ 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 can I improve my study in the last thirty days?--________ listening to the teacher carefully in class. This is the most efficient way!A.ByB.OnC.PastD.Acro…”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。