The document contains statements using modal verbs to express different things such as prohibitions, advice, requests, predictions, possibilities, abilities, obligations, and questions asking for advice. Specifically, it discusses not smoking in a certain area, studying more, calling one's mother, helping someone, the possibility of rain, being able to go to a disco, opening a window, potentially winning, keeping silence in class, doing homework, being able to swim as a child, and needing to attend school at 8 o'clock.