小升初英语 知识点专项复习 专题二 词类 数词课件.ppt

数词 什么是数词 表示数目多少或顺序多少的词叫数词 数词分为基数词和序数词 表示数目多少的数词叫基数词 表示顺序的数词叫序数词 基数词 one two three four five six seven eight seven six three zero nine two one eight four five numbers seven six three zero nine two one eight four five numbersarewidelyused hello 86861873 title numbersong let ssingasong let scount 1 10onetwothreefourfivesixseveneightnineten11 19eleventwelvethirteenforteenfifteensixteenseventeeneighteennineteen let sreview 10 20 30 40 50 60 70 80 90 100 ten thirty forty seventy sixty onehundred fifty ninety twenty eighty dragon 1 100 1 3 2 4 lookandread 100onehundred 1 000onethousand 1 000 000onemillion 1 000 000 000onebillion 1002 00030 000400 0005 000 00060 000 000700 000 0008 000 000 00090 000 000 000100 000 000 000 canyoureadthem hundred thousand million billion onehundredonethousandtenthousandonehundredthousandonemilliontenmilliononehundredmilliononebilliontenbilliononehundredbilliontens hundreds thousands millionsof 一百一千一万十万一百万一千万一亿十亿一百亿一千亿数十 百 千 百万 看谁译得快 step1 onehundredandtwenty threebillion step2 fourhundredandfifty sixmillion step3 sevenhundredandeighty ninethousand step4 onehundredandthree 103 789 456 123 625sixhundredandtwenty five8 961eightthousand ninehundredandsixty one95 680ninety fivethousand sixhundredandeighty lookandpractice lookandpractice 6 302 876sixmillion threehundredandtwothousand eightyhundredandseventy six45 690 510 810forty fivebillion sixhundredandninetymillion fivehundredandtenthousand eighthundredandten 8 3 9 1 whatisthelargest smallest4 digitnumber 9831 1389 let sdoapractice facetofacenumbertonumber one first two second three third four fourth five fifth six sixth seven seventh eight eighth nine ninth ten tenth 序数词 twenty twentieth thirty thirtieth forty fortieth fifty fiftieth sixty sixtieth seventy seventieth eighty eightieth ninety ninetieth tenth ninth eighth seventh sixth fifth fourth third second first ordinalnumbers tenth ninth eighth seventh sixth fifth fourth third second first 一 二 三 特殊记 加th从4起 八少 t 九去 e ve 要用 f 替 five twelve 见 y 变成 i 和 e 词尾加上 th twenty thirty ninety 若是遇到几十几 只变个位就可以 ordinalnumbers 序数词 canyouwritetheirordinalnumbers 2 5 44 12 9 18 72 19 101 90 40 14 8 100 1000 decemberisthe monthoftheyear mondayisthe dayoftheweek englishisspokenbymostpeopleastheir languageintheusa greatbritain australian andcanada thegamesofthe olympicin2008willbeheldinthecityofbeijing i mhungry i veeatenthreeapples wouldyoupleasegivemea one atthebeginningofthe centurytheworld spopulat