My mood i s like up and down

This few week my mood is just like roller coster up and down ....... i have no idea why my mood will be like that ???? Maybe because of my result not good and got fail .....Especially SEJARAH make me more emo and no mood ....WHY MUST BE FINAL EXAM ONLY FAIL =(  If fail when mid term exam i also not that sad and emo ......HAIH .......i have no idea why i failed SEJARAH.....I everyday also think and think and think why i failed SEJARAH......Now i worry about my kedudukan in class.....because of  SEJARAH ....i mind to get last in class....wth .....i dun want to drop class next year i want to be in the same class......I HOPE I BE IN SAME CLASS NEXT YEAR ...TO STUDY HARD AND GET GOOD RESULT FOR MY PMR =X