Better Shooting

I'm a basketball player from Trinidad and Tobago and i love this sport to death, but i want to become a greater shooter most of all a complete pg but as a point guard i seem to be making some bad passes and i'm not to proud about that i have finished high school and will like to play college ball at div 1 level can i get all the help i can get please also if u know healthy eating habits that will help me also my quickness please help me in any and every way that u can.