◎ 题干
—I _____ an English-Chinese dictionary.
—When ______ you _______ it?
—Yesterday afternoon.
[     ]
A. have bought; did; buy
B. buy; do; buy
C. have bought; will; buy
D. buy; have; buy
◎ 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“—I________ some new CDs.—When_________ you_________ them? —Yesterday morning.[ ]A. buy; did; buyB. buy; do; buyC. have bought; will; buyD. have boug…”主要考查了你对  【一般过去时】【现在完成时】  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。