This document discusses adverbs, which modify or describe verbs, adjectives, and other adverbs. It notes that adverbs answer questions like how, when, and to what degree. The document then classifies adverbs into five main types: manner, place, time, frequency, and degree. For each type, it provides examples to illustrate how adverbs of that type are used. It concludes by listing some other types of adverbs and providing an activity for readers to practice inserting adverbs in sentences.