The document discusses the different verb tenses in English including:
(1) Present tense - used for present actions and habitual actions. Examples given are "I eat", "I sleep".
(2) Past tense - used for past actions. Examples given are "I played", "I ate".
(3) Future tense - used for actions that will occur in the future. Examples given are "She will write a letter", "They will beat us".
The document provides detailed explanations and examples of how to form sentences in each tense for regular and irregular verbs in their affirmative, negative and interrogative forms.