what are you thinking about 和 what do you think about有什么区别?

what are you thinking about 和 what do you think about有什么区别?
what are you thinking about 和 what do you think about有什么区别?

what are you thinking about 和 what do you think about有什么区别?
what are you thinking about 你在想什么?
what do you think about...你觉得...怎么样?