◎ 题干
— How long have you been in this office?
— Just a few minutes.My cousins _______ here together with me.
A.have walkedB.had walked
C.walkedD.have been walking
◎ 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 long have you been in this office?— Just a few minutes.My cousins _______ here together with me.A.have walkedB.had walkedC.walkedD.have been walking…”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。