Simple Present Exercises

http://www.usingenglish.com/quizzes/65.html

http://esl.about.com/library/beginner/bl_bgpressimple.htm

http://www.usingenglish.com/quizzes/65.html

http://www.isabelperez.com/happy/tenses/exercises/pres_simple_quest1.htm

http://www.isabelperez.com/happy/tenses/exercises/present_2.htm

http://www.isabelperez.com/happy/tenses/exercises/present_3.htm