what should i do和what I should do 有什么区别?

What should I do和What I should do有什么区别? what should i do和what I should do 有什么区别? what must i do和what should i do 有什么区别 what should i do?和what shall i do?有什么区别 what should i do 和what shall i do 有什么区别?如题 What do I do 和What should I do?意思是一样的吗,有什么区别? What should I do? What should I do! what should i do what I should do? what shall i do 和what should i do 意思 should she do和what to do,有什么区别?