◎ 题干
— Did you see Dr Ma yesterday afternoon?
—When I got to his office, he ______. So we just talked little.
A.left B.has leftC.was leavingD.had left
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Did you see Dr Ma yesterday afternoon? —When I got to his office, he ______. So we just talked little.A.left B.has leftC.was leavingD.had left…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。