◎ 题干
---Jack, _______ have you been away from your hometown?
---Since the end of last February.
A.how long B.how soon C.how far D.how often
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“---Jack, _______ have you been away from your hometown?---Since the end of last February.A.how longB.how soonC.how far D.how often…”主要考查了你对  【句子成分,句子结构】  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。