lt is impossible for us to read anything without our mind referring to the frameworkknowledge ________has alreadly acquired.AwhichBhecitDwhat为什么,主要是分析一下理由?为什么which

lt is impossible for us to read anything without our mind referring to the frameworkknowledge ________has alreadly acquired.AwhichBhecitDwhat为什么,主要是分析一下理由?为什么which
lt is impossible for us to read anything without our mind referring to the framework
knowledge ________has alreadly acquired.
Awhich
Bhe
cit
Dwhat
为什么,主要是分析一下理由?
为什么which

lt is impossible for us to read anything without our mind referring to the frameworkknowledge ________has alreadly acquired.AwhichBhecitDwhat为什么,主要是分析一下理由?为什么which
A的话,后面要被动
B,关系代词作宾语可省