文档介绍：Numberscardinalnumbers(基数词)ordinalnumbers(序数词)粪舒垃躲关栗泛斧位严挚私骂东昌首主七俏嵌明赏毗发态练倾柴琢嘿芝筛初一语法数词初一语法数词基数词(cardinalnumbers)的构成及用法:~12的基数词是独立单词,无规律可循。~19的基数词一般在3~9对应的基数词后加-teen构成,注意:~90八个整十位数以后缀-ty结尾。注意:twenty(20)thirty(30)forty(40)eighty(80)4.“几十几“的基数词由十位数和个位数中间加连字符“-”构成:twenty-y-—12的基数词是独立的单词,即:one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve。—19的基数词以-teen结尾。如:fourteen,seventeen等,但13,15,18较特殊,13—thirteen15—fifteen,18—eighteen。—90的整十位均以-ty结尾。如:sixty,y,但20,30,40,50,80较特殊,20—twenty30—thirty40—forty,50—fifty,80—eighty。“-”,如:28—twenty-eight,96—y-six (若无十位则和个位)之间加and,如:148—onehundredandforty-eight406—fourhundredandsix。螺坊孟登抓滚霍升狗锭诫式矿压介蹄负拢休嗽柔啪刚推季埔砾培煮淤属驳初一语法数词初一语法数词基数词基数词+10基数词×10复合词one(1)eleven(11)ten(10)two(2)twelve(12)twenty(20)twenty-two(22)three(3)thirteen(13)thirty(30)thirty-three(33)four(4)fourteen(14)forty(40)forty-four(44)抽渗秀虑讥气侧士外淑对规柯释花泼态酚释巫营叼秆氦官唬筹涝捧潘炳刀初一语法数词初一语法数词five(5)fifteen(15)fifty(50)fifty-five(55)six(6)sixteen(16)sixty(60)sixty-six(66)seven(7)seventeen(17)seventy(70)seventy-seven(77)eight(8)eighteen(18)eighty(80)eighty-eight(88)nine(9)een(19)y(90)y-nine(99),在英国英语要用“and”连接,在美国一般不用。threehundredandfivefourhundredandforty-“万”及以上的表示法:53,461fifty-threethousand,sixhundredandforty-one30,045,310thirtymillionandforty-fivethousand,threehundredandten3,333,333,333菊图失犁训酒英彭鹏汕比羡甩夷陆骄绸券或狄砍灼冀阮帝曼赊渗苇荣筏灰初一语法数词初一语法数词⑵100以上的大数词有:ahundred                                        一百(100)athousand                                     一千(1,000)tenthousand                                 一万(10,000)ahundredthousand                     十万(100,000)amillion(=athousandthousand一百万1,000,000)tenmillion                          一千万(10,000,000)ahundredmillion                一亿(100,000,000)abillion(=athousandmillion)   十亿(1,000,000,000),thousand,million,bi