The document provides examples of affirmative, negative, and interrogative forms of the past tense of the verb "to be" in statements and questions. It gives the forms for the first, second, third person singular and plural (I, you, he/she/it, we, you, they). It then provides short answer responses to yes/no questions and examples of using the past tense of "to be" to talk about jobs, places, people/things, age, weather, and time. It concludes with exercises changing sentences to different forms and matching questions to answers. The document focuses on teaching English grammar concepts around using the past tense of the verb "to be".