1.
1 Sad saddner the saddnest , happy happier the happiest, big bigger the biggest, grey greyer the greyest , far faster the fastest, honorable more honorable the most honorable, bad worse the worst, dry drier the driest, near nearer the nearest, older the oldest, complete more complete the most complete, unusual more unusual the most unusual.
2 Brilliant more brilliant the most brilliant, lovely lovelier the loveliest, little less the least, ugly uglier the ugliest, low lower the lowest, productive more productive the most productive, heavy heavier the heaviest, strong stronger the strongest, famous more famous the most famous , messy messier the messiest , polite more polite the polite
3 Slow slower the slowest, remarkable more remarkable the most remarkable, tall taller the tallest, young younger the youngest, good better the best, hot hotter the hottest, tasty tastier the tastiest, cheap cheaper the cheapest, large larger the largest, high higher the highest, busy busier the busiest, many more the most .
2.
1 the highest
2 the best
3 near
4 the biggest
5 nicer
6 taller
7 easier
8 the worst
9 the funniest
10 the cleverest
11 dirtier
12 more interesting
13 the most modern
14 the most intelligent
15 better
16 more wonderful
17 more difficult
18 the prettiest
19 the ugliest
20 the tallest