Present Simple Tense Formula / Simple Past Tense Formula Usage Examples Examplanning . Simple present tense is used for the incidents those have been occurring at the moment or are happening routinely over a period of time. It is used to tell what happens sometimes, all the time, or which is true. The simple present tense used to talk about general things, and not only the present situation. The simple present, present simple or present indefinite is one of the verb forms associated with the present tense in modern english. We use the simple present tense when an action is happening right now, or when it happens regularly (or unceasingly, which is why it's sometimes called the formula for making a simple present verb negative is do/does + not + root form of verb. English simple present tense formula examples. The simple present tense can be combined with several expressions to indicate the time when an action occurs periodically, such as every tuesday examples of...