The document defines and provides examples of the simple past tense. It explains that the simple past is used to describe completed actions in the past. It provides examples like "The modern Olympics started in 1896." It also notes that the simple past can show psychological or social distance. It discusses using time expressions like "In 2002" with the simple past. It provides examples of forming the simple past negative and includes some exercises for the reader to practice identifying and forming the simple past.