问题描述:
to do 与 to doing作状语时的区别
He has devoted his life to helping blind people .
其中的to helping 可以换成 to help
to do(不定式) 与 to doing(既介词+动名词)作状语的时候有什么区别?
He has devoted his life to helping blind people .
其中的to helping 可以换成 to help
to do(不定式) 与 to doing(既介词+动名词)作状语的时候有什么区别?
问题解答:
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