I may say that you need to practice speaking all the time, chatting with some foreigner friends are good idea... Learning new vocabulary each day is also a must. Just believe in yourself that you can do it! Reading books and watching some English programs can also help you... =)

The best way, is to practice it everyday, talk to your classmates in English, watch English TV programs if you have time, and try to write an English Blogs, with these surely your speaking, writing, and listening skills will continually improve. In short; Live with the language.