Verified answer

Ответ:

cold - colder - the coldest

big - bigger - the biggest

good - better - the best

bad - worse - the worst

long - longer - the longest

fat - fatter - the fattest

short - shorter - the shortest

nice - nicer - the nicest

sweet - sweeter - the sweetest

thin - thinner - the thinnest

interesting - more interesting - the most interesting

little - less - the least

sunny - sunnier - the sunniest

far - further/farther - the furthest/farthest

serious - more serious - the most serious

old - older - the oldest

useful - more useful - the most useful

wet - wetter - the wettest