What should i do for cheerleadin tryout?

my cheertryouts are on march 11th..i know how to do my roundoff back tuck,roundoff 12 backhandspring,roundoff layout,standing back tuck,&standing 8 backhandsprings. but i want to do my full!..idk how,& need tips,also i need a personal cheer to tryout to!..HELP! PLEASEEE!!!thanks,erin paige<3