Help!!!

Oh..it's only 20 days left before my comprehensive exam...but i havent even finish my first year study...how to squeeze everythings of 5 years study in 20 days... somemore got presentation this week...i am gonna to hug buddha's leg liao....hahaha...This habit is realy realy bad...So, i tell myself..no next time! ( but i cant remember how many time i told myself like this already....:(