How are you?

Great!
Real good!
Oh,not much.混得过去
Not bad.
Hangin' in there.  挂在那里，马马虎虎的意思
Pretty good.
Not to die. 幽默说法，还不至于死
Same old, same old.
Kickin' butt. 收获很大。
Nothing new.what about you?