i want to know--------you will come back at 8,00 tomorrow 为什么不能选择where

I want to know more! I want to know why I want to know ______ I want to know you. i dont want to know I want to know you I want to know.I need to I want to know more about you I want to know your e___ address. i want to know your____(好恶） I Know What You Want to Say I want to know you look I really really want to know, I want to know a_____ your family. i want to know you better是什么意思 You know what I want to say ? I don't want to know歌词 i want to know什么意思