~how how??feeling of lost~

A levels is just one month away..i am still veri loss over should i go to sch or should i just stay at home to study on myself..i understand the fact tat if i dun go to sch then i will miss out alot wat the teachers have said, but if i go sch, i will be veri tired by the time i reach home and i wont study and immedately i will fall alsleep..how how, talk to her le, and she dun encourage me to pon, but if i dun pon, i canot study everything finish and i canot be like last time le, never study for the exams then go in unprepared..how man?wat should i do..its just seems to be troubling me alot and alot..this great fear in me is indeed worrying me..sigh.then the basic things also forget even up to now..esp maths..wat should i do????sigh sigh sigh...i am so lost now!!!!