This power point presentation explains the simple past tense through examples and activities. It defines the past tense as referring to actions or states that have already occurred. It discusses the regular and irregular forms of past tense verbs, including using "did" as the past form of "do" and exceptions for the verb "to be". It provides examples of time indicators used with the simple past tense and how to form negatives by adding "didn't" or auxiliary verbs like "was" plus "not". Sample activities are included to practice using the simple past.