1~5：first 1st； second 2nd； third 3rd； fourth 4th； fifth 5th。
6~10：sixth 6th； seventh 7th； eighth 8th； ninth 9th； tenth 10th。11~15：eleventh 11th；twelfth 12th；thirteenth 13th；fourteenth 14th；fifteenth 15th。16~20：sixteenth 16th；seventeenth 17th；eighteenth 18th；nineteenth 19th；twentieth 20th。
21~25：twenty-first 21st；twenty-second 22nd；twenty-third 23rd；twenty-fourth 24th；twenty-fifth 25th。
26~30：twenty-sixth 26th；twenty-seventh 27th；twenty-eighth 28th；twenty-ninth 29th；thirtieth 30th。
31~35：thirty-first 31st； thirty-second 32nd； thirty-third 33rd； thirty-fourth 34th； thirty-fifth 35th。
