Place to learn English

Hi all,
I found some interesting sites for studying english,
bellow is the list:

http://www.kienthuc.com
http://www.cleverlearn.com
[url]http://www.voanews.com/specialenglish[/url]
http://www.spotlightradio.net

Please update the list if you guys know some

Thank alot for your place of learning english
I thick you are vietnamese as me

nice to make friend with you

see you soon