The document discusses different ways to talk about the future in English, including making a promise, prediction, or decision. It provides examples such as "I promise I will give you a present" for making a promise, "I think it will rain tomorrow" for a prediction, and "The phone! I'll answer it" for making a decision. It also discusses stating facts about the future, using modal verbs like "will" and "going to" for planned or predicted future events based on evidence.