2с
3а
4а
5а
6) 3-third 5- fifth 8-eighth 12-twelfth 30-thirtieth
7) The fifteenth of February
the second of September
the twenty first of May
the eighteenth of March
8)eighteen oh one
nineteen fifty seven
two thousand and three
thirteen hundred
9)more dangerous; the most dangerous
better; the best
dirtier; the dirtiest
worse; the worst
more important ; the most important
10) slow
expensive
noisy
high
young