You never know how strong you really are until being strong is the only choice you have.句式结构how strong you really are 中的you really are 是不是how strong的定语?为什么?

You never know how worried I am You never know how I am you will never know how much sad when i know you broken my heart you never know how much i love you you never know You never know how much I love you You never know how strong you are eyou have. You never know how many people harder than you. you'll never know dear,how much i love you You'll never know how much i need you. You can never know how much I love You never know how to make me happy.RT I can never to know how to quit you! I can never to know how to quit you! you never understand my feelings at that time You never know how much I love you You never know what's in store for you 英语翻译How come you never know what you got...until it’s gone How come you never know what you got...until it’s gone Too bad,cause I never felt so good with anyone How fool was I into thinking I was gonna be alright..okay..fine So every day 英语翻译How come you never know what you got...until it’s gone How come you never know what you got...until it’s gone Too bad,cause I never felt so good with anyone How fool was I into thinking I was gonna be alright..okay..fine So every day You'll never know.How much.I love you.How much是陈述语气