◎ 题干
The time he has devoted in the past 10 years____ the disabled is now considered ____ of great value.
[     ]
A. to helping;to be
B. to help;being
C. to help;to be
D. helping;being
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“The time he has devoted in the past 10 years____ the disabled is now considered ____ of great value.[ ]A. to helping;to beB. to help;beingC. to help;to be…”主要考查了你对  【动名词】【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。