The document discusses the present simple tense in English. It is used to describe routines, habits, and things that happen regularly. The present simple takes the base form of the verb. For the third person singular, -s is added to the verb. Questions are formed using do/does + subject + verb. Negatives use don't/doesn't + verb. Examples are provided to illustrate how to form sentences, questions, and negatives in the present simple tense.