如题所述
第1个回答 2011-04-12
first; second; third; fourth; fifth; sixth; seventh; eighth; ninth; tenth;
eleventh; twelfth; thirteenth; fourteenth; fifteenth; sixteenth; seventeenth; eighteenth; eteenth; twentieth; twenty-first; twenty-second; twenty-third; twenty-fourth; twenty-fifth;
twenty-sixth; twenty-seventh; twenty-eighth; twenty-ninth; thirtieth
eleventh; twelfth; thirteenth; fourteenth; fifteenth; sixteenth; seventeenth; eighteenth; eteenth; twentieth; twenty-first; twenty-second; twenty-third; twenty-fourth; twenty-fifth;
twenty-sixth; twenty-seventh; twenty-eighth; twenty-ninth; thirtieth
