31的英文怎么寫

　　1到30的英語寫法如下：

　　1.first  2.second  3.third  4.fourth  5.fifth  6.sixth  7.seventh  8.eighth  9.nineth 10.tenth  11.eleventh  12.twelfth 13.thirteenth 14.forteenth  15.fifteenth  16.sixteenth  17.seventeenth  18.eighteenth 19.nineteenth  20.twentith  21.twenty-first    22.twenty-second 23.twenty-third  24.twenty-fourth 25.twenty-fifth26.twenty-sixth 27.twenty-sevevth 28.twenty-eighth 29.twenty-nineth 30.thirtith