过去完成时realized宾语从句,如果从句的动作在主句之前,就用过去完成时可是有一道题,there was nobody at school and i realized i --------------- (fool)by my classmate.was fooled为什么呢,如果填 had fooled.应该也行吧

问题描述:

过去完成时realized宾语从句,如果从句的动作在主句之前,就用过去完成时
可是有一道题,there was nobody at school and i realized i --------------- (fool)by my classmate.was fooled
为什么呢,如果填 had fooled.应该也行吧