This document is a past simple grammar worksheet containing exercises to practice using regular and irregular past tense verbs. It includes filling in blanks with correct past tense verbs, forming questions in the past simple tense, correcting sentences, identifying regular and irregular past tense verbs and providing their forms, and completing sentences using the past simple tense. The worksheet was created by Samieh Pourlahiji to help students practice and reinforce their understanding of using past tense verbs in English.