Inglês 1

Exercises on simple present:

http://www.englishexercises.org/makeagame/viewgame.asp?id=2975

http://www.englishexercises.org/makeagame/viewgame.asp?id=658

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

Inglês 3

Dearest students,

Here are some sites where you can practice exercises on the simple past tense:
http://www.ego4u.com/en/cram-up/grammar/simple-past
http://www.english-room.com/pasttense_6a.htm

Practice Exercise:
Choose a scene from a film you like and describe what happened on the scene. A sample can be done from http://www.youtube.com/watch?v=zicgut4gpwU