This document discusses the uses of WILL and GOING TO when making predictions or talking about future plans in English. WILL is used to make predictions about an uncertain future based on things that are not obvious, like "I will go to university." GOING TO refers to future events that are planned or intended based on present evidence, like "Freddy is going to buy a new car soon." The document provides examples and explanations of how to form affirmative, negative, and interrogative sentences using WILL and GOING TO. It also notes the key difference that WILL is for uncertain predictions while GOING TO is for talking about definite future plans.