基数词与序数词ppt课件.ppt

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1、基数词与序数词onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetytwenty-one…twenty-ninethirty-one…thirty-nineforty-one…forty-ninefifty-one…fifty-ninesixty-one…sixty-nineseventy-one…seventy-nineeighty-one…ei

2、ghty-nineninety-one…ninety-ninehundred基数词：表示数目的多少。看一看3分钟说出下列数字359066712083200103987onetwothreefourfivefirstsecondthirdfourthfifth1st2nd3rd4th5th序数词：表示事物的先后顺序，常与the连用。（说一说5分钟）sixseveneightninetensixthseventheighthninthtenth6th7th8th9th10th基数词：序数词：eleventwelvethirteenfourteenfifteeneleventhtwelfththir

3、teenthfourteenthfifteenth11th12th13th14th15th基数词：序数词：sixteenseventeeneighteennineteentwentysixteenthseventeentheighteenthnineteenthtwentieth16th17th18th19th20th基数词:序数词:twenty-onetwenty-twotwenty-threethirtyfortytwenty-firsttwenty-secondtwenty-thirdthirtiethfortieth21st22nd23rd30th40th基数词:序数词:fiftysi

4、xtyseventyeightyninetyhundredfiftiethsixtiethseventietheightiethninetiethhundredth50th60th70th80th90th100th基数词序数词onehundredandoneonehundredandfirst101st议一议3分钟：序数词的规律1stfirst2ndsecond3rdthird4thfourth5th6th7th8theighth9thninth10thfifthsixthseventhtenth11theleventh12thtwelfth13th14th15th16th17th18th19

5、th20thtwentieththirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenth21sttwenty-first22ndtwenty-second23rdtwenty-third24th25th26th27th28th29th30ththirtieth31stthirty-firsttwenty-fourthtwenty-fifthtwenty-sixthtwenty-seventhtwenty-eighthtwenty-ninth4th5th6th7th8th9th10th11th12th13th14th

6、15th16th17th18th19th20th30thonetwothreefourfivesixseveneightnineteneleventwelve基数词thirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threethirty基数词firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfth序数词thirteenthfourteenthfifteenthsixteenthseven

7、teentheighteenthnineteenthtwentiethtwenty-firsttwenty-secondtwenty-thirdthirtieth序数词基变序，有规律，词尾加上th.123特殊记，词尾字母t，d，d。8少t，9去e，f来把ve替。整十变y为ie，后跟th莫迟疑。若是碰到几十几，只变个位就可以。1st2nd3rd21st22nd23rd基数词变序数词顺口溜基变序，有规