For improving English communication skills ...

http://english-communication.com
http://www.learn-english.co.il/
http://www.freeenglishnow.com/


Business English Lessons...
http://www.better-english.com/multiword.htm

Popular Phrases in English .......................!

http://www.learnenglishfeelgood.com/americanidioms/index.html
http://www.learnenglishfeelgood.com/phrasalverbs/index.htm

Online English Forum
http://elovivo.com/modules/newbb/viewforum.php?forum=53

Commonly Confused words in English

http://www.askoxford.com/betterwriting/classicerrors/confused/

http://homepage.smc.edu/reading_lab/words_commonly_confused.htm

http://esl.about.com/cs/vocabulary/a/a_confused.htm

http://www.infoplease.com/ipa/A0200807.html