◎ 题干
You ______ things about. Look, what a mess in your room!  
A.always throwB.have always thrown
C.are always throwingD.had always been throwing
◎ 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“ You ______ things about. Look, what a mess in your room! A.always throwB.have always thrownC.are always throwingD.had always been throwing…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。