从句中什么时候用when/ where which/that?就像Do you still remember the days (when) we spent together last summer?这个句子 缺宾语 所以不能用which/that对么?做主语时呢?

问题描述:

从句中什么时候用when/ where which/that?
就像Do you still remember the days (when) we spent together last summer?这个句子 缺宾语 所以不能用which/that对么?做主语时呢?