老师,我在赵俊英的《现代英语语法》中看到这么一个句子:
The reason why we have achieved so much is our having been guided by a correct line.
[我们取得巨大成就的原因是有一条正确的路线来指引。]
老师,在这个主系表结构的句子中,our后面为什么可以接having been guided by a correct line?
形容词性物主代词后面接动名词的完成被动式,我没见过这种用法,不太理解,请老师帮我解释一下,谢谢!