For listening practices;
http://esl.about.com/od/listeningquizzes/English_Listening_Comprehension_Quizzes_for_ESL_EFL.htm
http://conteni2.educarex.es/mats/001042/contenido/
http://www.triviumpursuit.com/speech_debate/what_is_debate.htm
http://www.esl-lab.com/
http://www.esl-lounge.com/student/listening-elementary.php
http://www.esl-lounge.com/student/listening-pre-intermediate.php
http://www.cambridge.org/servlet/file/store7/item5633024/version1/ObjPET_AUD_PracticeTestTrack1.mp3
http://www.cambridge.org/servlet/file/store7/item5633025/version1/ObjPET_AUD_PracticeTestTrack2.mp3
http://www.cambridge.org/servlet/file/store7/item5633025/version1/ObjPET_AUD_PracticeTestTrack3.mp3
http://www.cambridge.org/servlet/file/store7/item5633027/version1/ObjPET_AUD_PracticeTestTrack4.mp3

 

for grammar practices;
http://www.britishcouncil.org/professionals-grammar-movies.htm
http://aliscot.com/bigdog/
http://elt.oup.com/student/englishforlife/int/c_tests?cc=tr&selLanguage=en
http://elt.oup.com/student/englishforlife/elem/a_games/e4l_game_10?cc=tr&selLanguage=en
http://learnenglish.britishcouncil.org/en/quick-grammar
http://learnenglish.britishcouncil.org/en/grammar-exercises
http://elt.oup.com/student/livinggrammar/pre/?cc=tr&selLanguage=en
http://elt.oup.com/student/livinggrammar/int/?cc=tr&selLanguage=en
http://elt.oup.com/student/livinggrammar/upper/?cc=tr&selLanguage=en
http://elt.oup.com/student/englishfile/preint3/grammar/file02/?cc=tr&selLanguage=en

http://www.englishgrammarexpress.com/grammar
http://www.agendaweb.org/
http://www.edufind.com/english-grammar/english-grammar-guide/
http://www.factmonster.com/ipka/A0882902.html
http://www.selfaccess.com/sa_ver2/htm/sa_viewer2.php?SAC=saViewer&SAL=680
http://www.bbc.co.uk/skillswise/game/en30stru-game-spot-the-sentence
http://www.bbc.co.uk/skillswise/game/en30stru-game-make-a-sentence
http://www.bbc.co.uk/skillswise/game/en32tens-game-logging-tenses
http://www.manythings.org/fq/1/9989.html

extra;
http://www.citationmachine.net/
http://www.memory-improvement-tips.com/index.html
http://faculty.bucks.edu/specpop/studyskills.htm
http://www.sciencedictionary.org/
http://dictionary.cambridge.org/