◎ 题干
Tom asks his mother ______ a computer for him
[     ]
A. buys  
B. bought  
C. to buy  
D. 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“Tom asks his mother ______ a computer for him [ ]A. buys B. boughtC. to buy D. buy…”主要考查了你对  【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。