the doctor: what's wrong with him?
student A: he hurt his leg when he played football.
student B: no, it's arm! he hurt his arm!
student C:leg! it's leg!
student B: arm! we can check it!
the doctor: stop! you boys are too annoyed, you even do not know where he hurt?! ok ,now let me check him overthrough and you three should be quiet.
望采纳,自己改一下大小写,有不清楚之处可咨询