Verb tense is the form of the verb that indicates time.
A verb tense not only indicates past, present, and future action, but also indicates whether the action is ongoing or complete.
This tutorial will introduce you to the most common verb tense forms and show you how to use them. All verb tenses are derived from a few basic forms of the verb called the principal parts.
The Four Principal Parts of a Verb
Simple Past Past Participle Present Participle (-ing form)