IELTS

http://www.testpreppractice.net/

English Language Sources (Research Links with tips)

http://www.thefreedictionary.com/

http://www.englishlanguageguide.com/

http://www.usingenglish.com/

http://www.english-online.org.uk/

http://www.livemocha.com/

http://etext.virginia.edu/collections/languages/english/

http://www.englishclub.com/english-language-history.htm

http://www.englishforum.com/00/interactive/

http://www.britannica.com/EBchecked/topic/188048/English-language

LISTENING SKILLS SITES

http://www.elllo.org/

http://esl.about.com/od/englishlistening/English_Listening_Skills_and_ActivitiesEffective_Listening_Practice.htm

http://www.esl-lab.com/

http://www.englishlistening.com/

RADIO STATIONS for Listening

http://www.zozanga.com/internetstuff/englishradiostations.htm

WRITING SKILLS

http://esl.about.com/od/writinginenglish/English_Writing_Skills_Letters_Resumes_and_Writing_Style.htm

http://esl.about.com/od/writingbusinessenglish/Business_English_Writing_Skills_ESP_English_for_Special_Purposes_Busin.htm

http://grammar.ccc.commnet.edu/grammar/

READING SKILLS

http://esl.about.com/od/englishreadingskills/English_Reading_Comprehension_Skills_for_ESL_EFL_Learners.htm

http://eslus.com/LESSONS/READING/READ.HTM

http://freelanguage.org/learn-english/skill-enhancement/improve-english-reading-skills

http://www.eslmonkeys.com/student/storyroom/storyroom.html

SPEAKING SKILLS

http://esl.about.com/od/speakingbeginner/Pronunciation_and_Speaking_Skills_for_Beginning_Level_English_Learners.htm

http://www.learnenglish.de/improvepage.htm

http://www.ericdigests.org/2000-3/adult.htm

http://www.englishclub.com/speaking/language-skills.htm

http://www.english-at-home.com/speaking/better-english-speaking-skills/

http://www.splendid-speaking.com/

http://www.teachingenglish.org.uk/think/articles/teaching-speaking-skills-2-overcoming-classroom-problems

http://www.eslgold.com/

 ADVANCED ENGLISH GRAMMAR LINKS

http://www.englishpage.com/verbpage/verbtenseintro.html

http://www.englishpage.com/gerunds/index.htm

http://www.englishpage.com/modals/modalintro.html

http://www.englishpage.com/prepositions/prepositions.html

http://www.englishpage.com/vocabulary/vocabulary.html

http://www.englishpage.com/modals/interactivemodal5.htm

LINGUISTICS  ENCYCLOPEDIA  LINKS

http://www.routledge-ny.com/ref/linguistics/

http://www.encyclopedia.com/topic/linguistics.aspx

http://www.sciencedirect.com/science/referenceworks/9780080448541