1.I will never forget the days ___we studied together .

问题描述:

1.I will never forget the days ___we studied together .
2) I will never forget the days ______ we spent together.应如何区别啊
答案1when.2that

第一句中,the days 做后面句子 we studied
的状语,所以要用when.
第二句,the days 做we spent的宾语,用that