The document provides examples of regular and irregular verb forms in simple past tense sentences. It begins by listing examples of regular verbs with the /ed/ sound spelled with "t", "d", or "id". It then lists irregular verbs and provides examples of forming positive sentences in simple past tense, including: "The teacher tested our English", "You were thirsty", "He paid cash", "I defended my point of view", and "You developed new gadgets". The document concludes by asking the reader to apply what they've learned by writing out past tense forms of sample sentences.