I again to the college entrance examination

six year after graduation . tomorrow , I again to the college entrance examination 。because I've learned professional and not to my liking 。So i would like try again.fight!fight!

I am not sure what you are trying to say exactly but I think this would be it.

I am going again to the college entrance examination

six years after I graduated, I have learned that I do not like my profession so I am going to take the college entrance examination again tomorrow because I would like to try again. fight! fight!

((good for you, after going through an intern I switched my major because I found out that I did not like my profession either so now im trying to get a diffrent degree too))