The document summarizes the differences between the past simple and past continuous verb tenses in English. The past simple is used for completed actions in the past, repeated actions, and actions that started and finished at a specific time. The past continuous describes actions that were ongoing or in progress at a specific time in the past or that were happening simultaneously with another action. Examples are provided of how to form sentences in the affirmative, negative, and interrogative for both the past simple and past continuous tenses.