I will never forget the happy days we spent together中间的先行词填什

I will never forget the happy days we spent together中间的先行词填什 I will never forget the days that we spent together in the c I will never forget the days when we spent together in the c I will never forget the days-----we spent together in the fo I will never forget the days _______ we spent together.  该错8.Never I will forget the happy days we lived together 关于定于从句的一道题I will never forget the time___ we spent together I will never forget these days (which )we spent together.为什么 .I’ll never forget the days ______ we spent together in the i'll never forget the days we spent together on the beach la 1 I will never forget the days ____we spent together.A that We will never forget the day,_______ we spent together.