The document provides information about and examples of using the past continuous tense in English. It discusses how the past continuous tense expresses an action that was happening at a particular moment in the past and often sets the background for a story. It provides examples of using the past continuous tense to describe parallel or interrupting actions. It also lists verbs that are rarely used in the continuous form, such as abstract verbs and possession verbs. The document concludes with exercises asking the reader to write sentences in the past continuous tense based on prompts.