www.ieltshelpnow.com/free_tutorials.html -
www.ielts.studyau.com
www.uniroute.net
www.learn4good.com/languages/ielts/about.htm
for Toefl preparation
www.english-test.net/toefl
www.gettoefl.com
www.learn4good.com/languages/spec_english_toefl.htm
for gre preparation
www.greguide.com
www.mygretutor.com
www.grebible.com
www.testprepreview.com/gre_practice.htm
