I had an interesting lesson that I had never forgotten it哪里错了

题目

I had an interesting lesson that I had never forgotten it哪里错了

答案

首先,如果这句话的意思是：我上了一节我永远都不会忘记的课那么此时that引导定语从句,it须去掉,并且had是过去时,“上课”的动作肯定发生在“忘记”前,所以这里的had never forgotten可以改成现在完成时或将来时.但是...