Hi, I'm Di. I came from Turkey in U.S. I have been here one more than years and I graduated from 4 years of nursing university in my Country.I have a Green Card. I want to improve my skills. What should I do for that. I don't have too much English. Do you have any advice for me? Could you give me information about NCLEX exam? Toefl Is it necessary for this exam? Best regards Thank you.