not only had the poor man been arrested.为什么主语要放到had been 的中间?
问题描述：
not only had the poor man been arrested.为什么主语要放到had been 的中间?
答
not 是否定副词,还有一些其他否定副词如never,hardly,rarely,no等位于句首时,句子都要部分倒装,即把助动词,情态动词或be动词放在主语之前,这句中had 是助动词,提前到主语的前面,构成部分倒装的形式