while walking in the garden,he hurt his leg.

问题描述:

while walking in the garden,he hurt his leg.
这句话可不可以说成:while having walked in the garden,he hurt his leg.为什么?

不可以这么说,这里的两个动作hurt和walk是同事发生的,while引导的时间状语从句表示两个动作同事发生