English Time - Simple Past Tense

Here you can study about simple past tense, example, and its exercise.
Please click on these links below:

http://www.4shared.com/document/jmYG_Ofe/MissMega-Simple_Past_Tense.html 

http://www.4shared.com/document/WeDTOZyU/MissMega-REGULAR_AND_IRREGULAR.html