◎ 题干
— Were you at home at 8:00 last night? I called you but nobody answered.
— Sorry, I           a nap at that time.
A.takeB.took
C.was takingD.am taking
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Were you at home at 8:00 last night? I called you but nobody answered.— Sorry, I a nap at that time.A.takeB.tookC.was takingD.am taking…”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。