This document provides rules for forming the past tense of regular verbs in English. It lists the basic rules: for most regular verbs, add "-ed" to the base form; if the verb ends in "e", add "-d"; if it ends in a consonant preceded by a vowel, double the final consonant; if it ends in "y" preceded by a consonant, change "y" to "i" and add "-ed". It then gives examples of simple present and past tense positive and negative statements using regular verbs. Finally, it provides questions to ask a partner about their recent vacation.