◎ 题干
--How long have you been in London?  ---_________.
A.Three timesB.I was there for a week
C.I’ve just arrivedD.I’d been there for a month
◎ 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 London? ---_________.A.Three timesB.I was there for a weekC.I’ve just arrivedD.I’d been there for a month…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。