помогите я не могу сделать

1. first, 2.second, 3.third, 4.fourth, 5.fifth,

6.sixth, 7.seventh, 8.eighth, 9.ninth, 12.twelfth,20.twentieth 21.twentieth-first

22.twentieth-second 23.twentieth-third 30.thirtieth 40.fortieth 50.fiftieth