what can i do和 what i can do有区别吗?

what can i do和 what i can do有区别吗? what can I do?和what I can do 有什么区别? what can I do what can I do for you 和can I help you 有什么区别 what can i do 和how can i do Can you do what I can do? what should I do和what can i do 得区别 do you think what i can do? 和what do you think i can do ?谁能帮 歌词中有what can i do What Can I Do 歌词 What I can do !是什么意思 what-can-i-do歌词