what to do 与how to do 的区别

请问how to do与what to do的区别 what to do 与how to do 的区别 how to do和what to do的区别 how to do it what to do的区别 what to do 与how to do how to do sth.与what to do sth.的区别 what to do 与what to be done的区别 what to do 与 how to do 有什么区别吗? 关于how to do与 what to do what to do和how todo的区别 How are you going to do that 与what..的区别 how to do it和what to do it的区别