THE PRESENT SIMPLE

He takes his dog for a walk every day


To do some useful exercises, click on the links

http://www.ego4u.com/en/cram-up/grammar/simple-present/form/exercises


http://www.englishpage.com/verbpage/verbs1.htm


http://www.isabelperez.com/happy/tenses/present_simple.htm


http://www.inglesvip.com/exercises/simple-present-tense.html