This document discusses adverbs, which are words that modify verbs, adjectives, and other adverbs to provide additional details about manner, time, place, frequency, or degree. There are five main types of adverbs: manner, place, time, degree, and frequency. Adverbial phrases are groups of words that function as adverbs, providing information about time, place, manner, or degree. Adverbs can be placed in different positions within a sentence, and their placement affects meaning. The document provides examples and tips for using adverbs effectively and avoiding common confusions with other parts of speech.