Kathleen Hayes

http://www.eslgold.com/reading.html - articles & exercises

http://www.myenglishpages.com/site_php_files/reading.php - reading comprehension & quizzes

http://www.eslgold.com/writing.html - topics & resources

http://grammar.ccc.commnet.edu/grammar/ - grammer & writing guide

http://www.usingenglish.com/quizzes/ - grammer quizzes

http://www.eslgold.com/speaking.html - practice speaking situations

http://www.manythings.org/repeat/ - listen & repeat

http://www.manythings.org/pp/ - pronounciation practice

http://www.esl-lab.com/ - listen to conversations

http://www.eslgold.com/listening.html - techniques & strategies