l am a litter tired so what should l do?

l am a litter tired so what should l do? what should l do?l"m fail a exam again l am so tired that l ( ) walk any longer.A.can hard B.can't what should l do ,doctor? what should l do to keep healthy? so do l 和so am l 和so has l 有什么区别 l wish you were here.what should l do? l am so I am so confused what should I do i want to study eingish,what should i do i just have a job l So do l. 修改病句.l am not feel tired.