Completar frases Comparatives and SuperlativesVersión en línea Fill in the Blanks game to practice using comparatives and superlatives in English. por Diana Pilar Correa Muñoz 1 best beautiful important different commonly Comparatives qualities superlatives adjective comparisons compare irregular forms good better used things English note express conversations everyday statements formed expensive and are to two or more . Comparatives are used to compare two things , while superlatives are used to compare three or more things . In , comparatives are by adding - er to the end of an ( e . g . bigger , faster ) , or by using the words more or less before the adjective ( e . g . more , less ) . Superlatives are formed by adding - est to the end of an adjective ( e . g . biggest , fastest ) , or by using the words most or least before the adjective ( e . g . most beautiful , least expensive ) . It is to that some adjectives have for comparatives and superlatives ( e . g . , , ) . Comparatives and superlatives are used in to and make about the of things . 2 sentences Comparatives person est using end compare two quantity better show before adding book superlatives size word quality things difference formed more adjective degree class' used and are to or . Comparatives are used to compare two things , while superlatives are used to compare three or more things . Comparatives are by - er to the of an or by the 'more' the adjective . Superlatives are formed by adding - to the end of an adjective or by using the word 'most' before the adjective . For example , 'bigger' is the comparative form of 'big' , and 'biggest' is the superlative form of 'big' . Comparatives and superlatives are used to the in , , , or between two or more things . They are commonly used in like 'This is than that book' or 'She is the smartest in the .