The document provides information about using the simple past tense in English. It discusses the affirmative, negative, and interrogative forms of the simple past. For the affirmative, the document explains how regular verbs are formed by adding "-ed" and irregular verbs must be memorized. For the negative and interrogative, it states that the auxiliary "did" is used except for the verb "to be". Examples are provided to illustrate the different forms using regular and irregular verbs. Common regular and irregular verbs in the simple past are also listed.