This presentation provides an overview of tense and its classification. It defines tense as denoting the time of action of a verb. The main tenses discussed are present, past, and future tenses. Within each tense, there are four categories: simple, continuous, perfect, and perfect continuous. For each category, the presentation provides the structure and examples to illustrate how it expresses time and ongoing versus completed actions. The goal is to explain how tense works in grammar and classify its various forms.