The document discusses the present progressive tense in English. It explains that the present progressive tense, also called the continuous tense, is used to describe actions that are happening now or continuing actions in the present. It provides examples of the verb "to be" used in the present progressive (am, are, is) followed by the -ing form of other verbs like walk, sleep, cook, sing, jump, fly, ski, run, skate and dance. It also shows how to form negative sentences using the present progressive tense with examples like "I am not running" and "I am not cooking".