hello,,,friend i can advice you to watch some vidoes on youtube...please log on www,engvid.com..u can watch many english lessons in free..

good luck for u..

I need practice

pPlease help me in the practice of the English practice my English who if you can. 
and can you advise tell some books for learning English, or Korean?

(I can't advise specific books but I do recommend listening to radio stations like NPR (npr.org) that use standard American dialect or BBC if you are interested in the British dialect. Good luck!)