You asked me what I think or what I think of you all the time and every second, but you never have time for me and I do not know what you think of me or not.
You ask me what I think about? I think about you all the time and every second, but you never have time for me at all and I do not know whether you think I am?
You asked me if I thought about it? I've been thinking about you all the time. And every second, but you do not have the time, and I had nothing, and I don't know what you think of me?