The document discusses the simple present tense in English. It explains how most verbs are conjugated in the simple present, including adding 's' to third person singular forms and using 'does' for third person negative forms and questions. It also notes special conjugations for verbs ending in certain sounds like 's' where 'es' is added instead of 's'. The document then outlines six common uses of the simple present tense: to express repeated actions, facts/generalizations, scheduled near future events, actions happening now with non-continuous verbs, placement of adverbs, and active/passive voice.