The document provides examples of how to use the present simple tense in English for facts, regular habits and routines, more permanent situations, and describing feelings and thoughts. It lists common facts like glasses making people see better and helium being a gas. Regular activities mentioned include going to school, the theater, and football. Permanent situations include stating one's age and where they live. Feelings and opinions are expressed such as hating onions and thinking FCB is better than Real Madrid.