If you want to learn the English language in a short period of time, it is recommended for you to take the one to one English lesson (http://www.intuitionlang.com/). It is because you will not be ashamed to ask questions to your tutor as well as your tutor have enough time to nurture you to learn the English language.
Can you recommend some country that are reliable and affordable to study English subject?
The country i think you can learn English from is United Kingdom.This is the first country while United State of America is next.By the way,watching foreign movies from these two countries can improve your English.