Question

There are those moments of life that I'll always remember.是什

Answer 1

你好,这个是that引导的定语从句

前面是主句that后面的是从句,常用的引导词有that , which , who , whome ,这些引导词后面的是从句, this is the boy whom you want to see 这里的whome you want to see 是从句 this is the boy 是主句