This document presents information about irregular verbs in the past simple tense in English. It defines past simple as a verb tense that expresses actions occurring in the past, whether once, never, or repeatedly. Irregular verbs are those that do not follow standard verb conjugation patterns in the past tense, instead undergoing spelling or phonetic changes. The document provides examples of common irregular verbs like "eat/ate", "go/went", and "write/wrote" used in the past simple tense in short sentences. It includes practice exercises asking the reader to fill in the past tense forms.