The document discusses the future tense in English. It is used to indicate events that will occur in the future. There are three main forms of the future tense: using "will" or "shall", using "be going to", and using the simple present tense. Examples are provided to illustrate each form. Future time indicators like "tomorrow" and "next week" are also discussed. The future progressive and future perfect progressive tenses are defined, using the forms "will be verbing" and "will have been verbing" respectively. A diagram shows how future tense relates to time on a line.