Find the adjectives(прилагательные) in the text.
Change them.
Example: small-smaller-(the)smallest.

long - longer - the longestsmall - smaller - the smallesttall - taller - the tallestwide - wider - the widesthappy - happier - the happiestsad - sadder - the saddestunhappy - unhappier - the unhappiestdear - dearer - the dearestnice - nicer - the nicestgreen - greener - the greenestcold - colder - the coldestwindy - windier - the windiestmerry - merrier - the merriestsunny - sunnier - the sunniestwarm - warmer - the warmestlittle - less - the least