commit
commit myself(或yourself等)to(使自己不得免于)里的to是介词,所以后面该接动名词,如I committed myself to doing it at once里的doing不可改作do。但在美国也有用不定式的。
commit
commit myself(或yourself等)to(使自己不得免于)里的to是介词,所以后面该接动名词,如I committed myself to doing it at once里的doing不可改作do。但在美国也有用不定式的。
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