Athletics ( High School / University )   Life as a college athlete

Do most athletes stay in college for four years? (3)
Do I get special academic privileges as an athlete at university? (3)
What is like to play varsity lacrosse? (2)
Do student-athletes share living spaces with other athletes at Ivy league colleges or is it randomised between all students? (2)
What are some of the difficulties of being a student-athlete? (2)
How does NCAA Field Hockey compare to New Zealand hockey? (2)
Will I be expelled if I was admitted as an athlete but stop playing sport? (2)