◎ 题干
—What did Lucy do yesterday afternoon?
—She ______ her parents do the housework.
[     ]
A. help
B. helped
C. will help
D. is helping
◎ 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“—What did Lucy do yesterday afternoon? —She ______ her parents do the housework. [ ]A. help B. helpedC. will help D. is helping …”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。