This document discusses the differences between using "will" and "be going to" to express future events in English. "Will" is used for predictions, promises, offers and on-the-spot decisions. It is used with phrases like "I think." "Be going to" is used for decisions that have already been made or future events that are evident based on circumstances. Present continuous can also be used for fixed events in the near future. Examples are provided to illustrate the proper uses of each structure.