Present Simple vs Present Continuous

Some webs where you can practice what you have learnt in class.

http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/simcon1.htm
http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/simcon2.htm
http://www.englishpage.com/verbpage/verbs1.htm
http://a4esl.org/q/h/vm/sp_or_pc.html
http://www.isabelperez.com/happy/tenses/exercises/present_5.htm
http://www.isabelperez.com/happy/tenses/exercises/present_6.htm
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-13689.php
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-13846.php