Помогите пожалуйста 8 упражнение
First second third fourth fifth eighth ninth twelfth twentieth twenty-first twenty-second twenty-third thirtieth fortieth fiftieth
1-first 2-second 3-third 4-fourth 5-fifth 6-sixth 7-seventh 8-eighth 9-ninth 12-twelve 20-twentieth 21-twenty fierst 22-twenty second 23-twenty third 30-thirties 40-fortieth 50-fiftieth