◎ 题干
The poor little girl was _________young to know ______________ when her parents suddenly died in an accident.
A.so; what to doB.too; what to doC.so; how to doD.too; how to do
◎ 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“The poor little girl was _________young to know ______________ when her parents suddenly died in an accident.A.so; what to doB.too; what to doC.so; how to do…”主要考查了你对  【不定式】【分词】【动名词】  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。