请教OG154

titatita

以下是引用rhod在2004-8-8 20:43:00的发言：
filing是动词的分词形式，不是动名词。

This sentence requires that the participial phrase 分词词组setting free... connect to the gerund construction  动名词结构by filing a deed...; it was the filing of a deed that made possible the setting free....

从og得解释来看filing是动名词。