Learn these numbers and find out the rules: 起找规律 1st first 11th eleventh 21t twenty-first 2nd second 12th twelfth 22nd twenty-second 3rd third 13th thirteenth 23rd twenty-third 4th fourth 14th fourteenth 24th twenty-fourth 5th fifth 15th fifteenth 25th twenty-fifth 6th sixth 16th sixteenth 26th twenty-sixth 7th seventh 17th seventeenth 27th twenty-seventh 8th eighth 18th eighteenth 28th twenty-eighth gth ninth 19th nineteenth 29th twenty-ninth 10th tenth 20th twentieth 30th thirtieth 31st thirty-first
Learn these numbers and find out the rules: 一起找规律 1 st first 2 nd second 3 rd third 4 th fourth 5 th 6 th 7 th 8 th eighth 9 th ninth 10th fifth sixth seventh tenth 11th eleventh 12th twelfth 13th 14th 15th 16th 17th 18th 19th 20th twentieth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth 21st twenty-first 22nd twenty-second 23rd twenty-third 24th 25th 26th 27th 28th 29th 30th thirtieth 31st thirty-first twenty-fourth twenty-fifth twenty-sixth twenty-seventh twenty-eighth twenty-ninth
表示个数的词叫基数词 1-0ne一个 9-nine九个 2-tMo两个 12 twelve十二个 3- three三个 20- twenty二十个 4-our四个 21- twenty-one二十 ·5-fve五个 30-hy三十个
表示个数的词叫基数词 • 1-one 一个 • 2-two 两个 • 3-three 三个 • 4-four 四个 • 5-five 五个 • 9-nine 九个 12-twelve 十二个 20-twenty 二十个 21-twenty-one 二十一 30-thirty 三十个
几nm 十几 几十 eleven ten twelve twenty three thirteen thirty four fourteen forty five fifteen SIX sixteen SIXI seven seventeen seventy eight eighteen eighty nine nineteen ninety
几 十几 几十 one eleven ten two twelve twenty three thirteen thirty four fourteen forty five fifteen fifty six sixteen sixty seven seventeen seventy eight eighteen eighty nine nineteen ninety
twenty-one thirty-two ninety-nine
• twenty -one thirty -two • ninety -nine