This document discusses different ways to express the future tense in English using will and going to. It provides examples of how will is used to predict events, make spontaneous decisions or promises, and express willingness. Going to is used to discuss plans and intentions or predictions based on present evidence. The simple future tense formula of will + verb root is given. Several examples are provided to illustrate the different uses of will and going to. Other ways of expressing the future like the present progressive and future progressive tenses are also briefly covered.