The document provides information about using the simple past tense in English. It explains that the simple past is formed using the past form of the verb and is used to talk about completed actions or habitual actions in the past. It provides examples of the affirmative, negative, and interrogative forms of regular and irregular verbs in the simple past. It also discusses some common uses of the simple past tense and common errors made in using it. Finally, it includes some exercises for the reader to practice forming the simple past tense and correcting simple past tense errors.