◎ 题干
—When _____ your brother _____ back?
—About half an hour ago.

[     ]

A. did; come
B. had; come
C. do; come
D. have; come
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—When _____ your brother _____ back? —About half an hour ago. [ ]A. did; come B. had; come C. do; come D. have; come …”主要考查了你对  【一般过去时】  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。