1. Don’t be afraid to make mistakes. Because people can only correct your mistakes when they hear you.
2. Surround yourself with English vocabulary.
3. Put yourself in English speaking environment where you
can learn. The best way to learn is through the try to speak.
4. Practice often and establish a routine.
5. Keep reading, writing, speaking and listening.
6. Keep a notebook of new words you learn. Use them in sentences and try to say them at least three times when you speak.
7. Get help from your colleagues If you don’t understand something.
I believe that this will help those who interested to learn.