◎ 题干
He can _____ his father _____ him.

A. ask; help
B. ask; helping
C. ask; to help
D. to ask; to help
◎ 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“He can _____ his father _____ him. [ ]A. ask; help B. ask; helping C. ask; to help D. to ask; to help …”主要考查了你对  【情态动词】【不定式】  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。