Заранее распределите прилагательные в три колонки по образцу: 1 2 3 nice nicer nicest modern, reasonable, many, more, dearer, best, most, important, good, worse, high, cheapest, light, less, more polite, higher, dear, most modern, bad, cheap, more important, little, better, important, highest, dearest, polite, worst, lighter, most polite, more modern, most reasonable, cheaher, most reasonable, most, least, lightest

Modern - more modern - most modern
reasonable - more reasonable - most reasonable
many - more - most
dear - dearer - dearest
good - better - the best
important - more important - most important
bad - worse - worst
high - higher - highest
cheap - cheaper - cheapest
light - lighter - lightest
less - lesser - least
polite - more polite - most polite