Do you really understand what I’m saying有语法错误吗?

I do,you know i really really really do i miss you do you really mean that Do you really very important! Do you really good fake Do you really mean it? Do you really mean it? Do you really like me? I hope you unders tand what中文是什么意思 Do you really want to do this? Really, it is the most important. Do you really? 是什么意思? Do you really want more ,Who really know me? I miss you I really do what do you really want to how much do you know really about if you really want ,just do it... Do you really love me one please? Do you really want to ask