tanks for you advice.

I use a flashcard program called Anki. It really helps with vocabulary. http://ankisrs.net/

tank you!!

I'm a big fan of flash cards too. quizlet.com is another website which offers free online flashcards.

yes, understanding and keep practicing every day, it's is very necessary. Learning new word, reviewing old word and practicing by chatting, reading...etc. So I hope will have many friend to help each together.