The document is an English exercise on the 3rd conditional that provides examples and questions to practice conditional sentences. It includes a story about a girl named Fannie whose neighborhood was destroyed by a hurricane, and what could have been different if various warnings or plans had occurred. It then has a story about a boy named Ryan who has many mishaps on a class field trip due to his lack of preparation or listening to instructions. The document provides templates and prompts for writing additional conditional sentences and stories.