Toppers help me!!!!!!!!!!!

This is the first time i am writing in CA Club. I failed in both groups by just 3 & 4 numbers respectively... My papers were gone much better but culdnt gt the expected marks... I think may be its "PRESENTATION".  Its my request to all the previous toppers & merit list holders to share their experience regarding "PRESENTATION". may be this is the only department were i am Suffering.. So plz HELPPPPPPPPP!!!!!!!!!!!

Please Share.....