Day 33. Present Simple

Hello again!
So, what did you remember about Present Simple? Where do we use it?
If you still have some problems with using this tense, I propose you to do these exercises. Let's begin with simple ones. Good luck!
http://www.agendaweb.org/verbs/present-simple/index.html
http://www.agendaweb.org/exercises/verbs/present-simple.htm
http://www.really-learn-english.com/simple-present-exercises.html