This document provides a grammar exercise on comparative and superlative forms of adjectives and adverbs. It includes examples of how to form comparatives and superlatives by adding "-er" and "-est", changing the ending to "-ier" and "-iest", doubling the final consonant, or using "more" and "most". It also lists irregular comparatives. The exercise concludes with 10 sentences to complete using the correct comparative or superlative form.