2024年中考英语核心语法点复习 数词 04

初中英语语法知识 复习集 数词 1.基数词与序数词 阿拉伯 基数词 序数词 缩写 阿拉伯 基数词 序数词 缩写 1 one first 1st 11 eleven eleventh 11th 2 two second 2nd 12 twelve twelfth 12th 3 three third 3rd 13 thirteen thirteenth 13th 4 four fourth 4th 14 fourteen fourteenth 14th 5 five fifth 5th 15 fifteen fifteenth 15th 6 six sixth 6th 16 sixteen sixteenth 16th 7 seven seventh 7th 17 seventeen seventeenth 17th 8 eight eighth 8th 18 eighteen eighteenth 18th 9 nine ninth 9th 19 nineteen nineteenth 19th 10 ten tenth 10th 22 twenty-two twenty-second / 20 twenty twentieth 20th 33 thirty-three thirty-third / 30 thirty thirtieth 30th 44 forty-four forty-fourth / 40 forty fortieth 40th 55 fifty-five fifty-fifth / 50 fifty fiftieth 50th 66 sixty-six sixty-sixth / 60 sixty sixtieth 60th 77 seventy-seven seventy-seventh / 70 seventy seventieth 70th 88 eighty-eight eighty-eighth / 80 eighty eightieth 80th 99 ninety-nine ninety-ninth / 90 ninety ninetieth 90th / / / / 基数词 1.读数 2.hundred、thousand等使用规则 数词考点口诀：s、of同生共死；遇到数字都得死 hundred 百 2 hundred books、hundreds of books thousand 千 2 thousand books、thousands of books million 百万 2 million books、millions of books billion 十亿 2 billion books、billions of books 序数词 1.物主代词与the 序数词前有定冠词the,除非遇物主（Lucy's ，their，my等） I gave the second boy a toy. Lucy's first class/play his piano/my best friend 原则：物主代词与冠词有且只有一个 2.表达方式 123个别记忆 one two three first second third 8去t,9去e eight nine eighth ninth ve要用f替 five twelve fifth twelfth 见y变成i和e twenty thirty twentieth thirtieth 若是遇上几十几，只变个位就可以 twenty-one twenty-first twenty-one twenty-first 3.常用：楼层、生日 Mike lives on fifth floor. It's your eighteenth birthday. Let's enjoy ourselves. 数词的应用 1.小数、百分数的表达 23.99 point nine nine 3.1415926.. three point one four one five nine two six. 1% one percent 2% two percent 97% ninety-seven percent 2.编号的表达 名前为序 the