The document discusses English verb tenses, including: - Present, past, and future simple tenses using verbs with the suffixes -s, -ed, and will/shall + verb. - Present, past, and future continuous tenses using the verbs be + -ing. - Present, past, and future perfect tenses using have/has + past participle. - Present, past, and future perfect continuous tenses using have/has been + -ing. Examples are provided for each tense.