HI! if you want to help me come in

I came from China,now i am a student in U.S.
I am in the college named the University of Central Oklahoma,it’s hometown of Brad Pitt,in the south America.i really love this place.
But i have some troubles recently.i should pass the TOEFL IBT text then i can go to my college life.Who can tell me hou to pass 500 score in the TOEFL text.
i appreciate it very much.
God bless you

i hope to help you,but iam beginner in E
therefore i hope to answer u from another one who have an experience in this field