A good friend of mine from__I was born showed up at my home right before I left for Beijing 为什...

问题描述:

A good friend of mine from__I was born showed up at my home right before I left for Beijing 为什...
A good friend of mine from__I was born showed up at my home right before I left for Beijing 为什么填when不填which

填when的意思是从我出生起就与我关系很好的一位朋友……
which解释不通