This document discusses the past simple tense in English for both regular and irregular verbs. It provides examples of forming the past simple for regular verbs by adding "-ed" as well as examples of common irregular verb forms. It also explains that irregular verbs do not follow the regular pattern of adding "-ed" to form the past tense and may completely change their spelling and pronunciation. Questions and negations with irregular verbs use "did" and the root verb form.

1. Past Simple
Regular and Irregular Verbs

2. Past Simple (Regular Verbs)
Last summer, Julie and Brian visited Australia. They stayed at a lovely hotel in Sydney.
We form the past simple of regular verbs by adding –ed to the main verb
E.g. She watched TV last night.

3. Past Simple (Irregular Verbs)
Julie and Brian went swiming every day.
They saw some kangaroos, but they didn´t see any crocodiles. They had a lot of
fun.
Irregular verbs do not form the past simple by adding –ed.
E.g. leave-left, cut-cut, swim-swam
They for questions and negations with did/did not (didn´t) and the root form
(infinitive) of the verb.
E.g. They left – Did thy leave? – They didn´t leave.