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

请问whose door是等于the door of which还是等于of which the door? out of the door 在门外是out of door 还是out of the door还是out door还是out the door The door of the house which faces east is broken. which 引导的定 是用 look out of the door 还是look out from the door Which boy?The boy behind the door. the door of the car the door of the room. They lived in a house,the door of which opens to the south. The classroom the door of which is broken will soon be repai step out of the door outside the door,out of the door,outside of the door,out the