请问whose door是等于the door of which还是等于of which the door?

问题描述:

请问whose door是等于the door of which还是等于of which the door?

等于of which the door

of which the door whose等于 of which 直接换就好了

都相等,这是一个典型的定语从句,eg:this is a house whose door is red.=this is a house of which the door is red.