This document discusses the past simple tense in English and provides examples of regular and irregular verbs. It explains that regular verbs are formed by adding "-ed" to the infinitive, while irregular verbs have unique past forms. Examples of regular verbs like "visit" and "walk" are provided along with their past forms. Common irregular verbs like "go" and "see" are also listed with their past tense forms. The document then demonstrates using the past simple tense in affirmative, negative, and interrogative sentences.