This document discusses different types of modifiers in sentences, including adjectives, adverbs, adjective phrases, and adverb phrases. It provides examples of each type of modifier and exercises for students to practice identifying and using modifiers. Key points covered include: adjectives and adverbs modify nouns and verbs; adjective and adverb phrases act like single adjectives and adverbs; and opening adjectives and adverbs appear at the beginning of sentences and require a comma. Practice questions ask students to underline different modifier types in example sentences.