语法题目请解释分析谢谢为什么不选C

问题描述:

语法题目请解释分析谢谢为什么不选C
He ( )many experiences he ever ( )in his childhood.
A.gradually forget ...had
B.is gradually forgetting...had
C.was gradually forgetting...had had
D.have gradully forgotten ...had

应该选B吧,他渐渐忘了他在儿童时代所有的那些经历.
“他忘了”是一种现在的状态,而非过去;“他儿时的记忆”是过去的事情,而非过去已经完成的事情,不应该用过去完成时