With practice and will power. The more you practice, the more you learn. Do practice for listening, writing and speaking.

IF you want to learn any language, you should not think about the time. learn new language means learn how to speaking again, and we all know that there is no child have learnt how to speak in short time.

take a course and speak with native speaker . also love the lanuage if the person loves something, he makes great achievements in that thing so everything depends on you.

First, you need a solid base of vocabulary, you can get by reading books (theatricals). Then, for practicing the compression you can watch TV or listen to audio books. And finally practice with people.

simple: live with the native speakers especially with kids: you don't have to be embarrased when you made mistakes and you will not worry about your charm your speaking style your appearance... and the kids enjoy being companied, not like the growups