The document provides instruction and examples for using comparative and superlative forms in English. It covers comparisons using "as...as", "less...than", and "not as...as". It discusses forming comparatives and superlatives of adjectives and adverbs, including irregular forms. Examples are given for completing comparatives with "than" and modifying them. Unclear comparisons are distinguished from clear ones. The use of "more" with nouns is explained. Repeating comparatives and "double comparatives" patterns are also covered.