数词-小学英语数词语法ppt课件.ppt

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1、LOGO1.什么是数词？ 数词分为基数词和序数词。 表示数量的数词叫基数词基数词(Cardinal Numeral)； 表示顺序的数词叫序数词序数词(Odinal Numeral)。2.数词的分类数词的分类表示数量或顺序的词叫做数词表示数量或顺序的词叫做数词基数词基数词onetwothreefourfivesixseveneightninetenonetwothreefourfivesixseveneightnineten eleven twelve thirteenfourteen fifteen sixteen seventeen eighteen nineteentwenty thirt

2、y forty fifty sixty seventy eighty ninety hundred twenty -onetwenty - twotwenty - threetwenty - fourtwenty - fivetwenty - sixtwenty - seventwenty - eighttwenty - nine十几十几:teen几十几十:ty几十几：几十几：挑战1请默写1-12的基数词 625 six hundred and twenty-five 8,961 eight thousand, nine hundred and sixty-one 95,680 ninety-

3、five thousand, six hundred and eightyLook and Practice基数词记忆口诀： 基数词，表数量，一至十二单独记， 十三、十四至十九，teen结尾莫忘记， 二十、三十至九十，ty结尾整十数， 若是遇到几十几，连上个位就可以。 百位、十位加and，没有十位就连个。Lets review tenthirtyfortyseventysixtyOne hundredfiftyninetytwentyeighty12345671234567one -firsttwo-secondthree-thirdfour-fourthfive-fifthsix-sixth

4、seven-seventheight-eighthnine-ninthten-tenth序数词eleven-eleventhtwelve-twelfth one two threefirst (1st)second (2nd)third (3rd)eight eightthninethnineeighthninthfivefifthtwelvetwelfth挑战2请默写1-12的序数词fiftiethtwenty thirty forty fifty twentieththirtiethfortiethsixty seventy eighty ninety sixtiethseventieth

5、eightiethninetieth几十，几十，y变变ie,再加再加thtwenty-onethirty-twoforty-threefifty-foursixty-fiveseventy-sixeighty-sevenninety-eighttwenty-firstthirty-secondforty-thirdfifty-fourthsixty-fifthseventy-sixtheighty-seventhninety-eighth若是遇到几十几，若是遇到几十几，只只变个位变个位就可以就可以first 1stsecond 2ndthird 3rdfourth 4thfifth 5thsi

6、xth 6thseventh 7theighth 8thninth 9thtenth 10theleventh 11thtwelfth 12ththirteenth 13thfourteenth 14thfifteenth 15thsixteenth 16thseventeenth 17theighteenth 18thnineteenth 19thtwentieth 20thtwenty-first (21st)twenty-second (22nd)twenty-third (23rd)twenty-fourth (24th)twenty-fifth (25th)twenty-sixth

7、(26th)twenty-seventh (27th)twenty-eighth (28th)twenty-ninth (29th)thirtieth (30th)thirty-first (31st)缩写：缩写：1st 2nd 3rd 4th 序数词，很容易，前面用序数词，很容易，前面用the表顺序，表顺序，基变序，有规律，词尾加上基变序，有规律，词尾加上th,一、二、三，特殊记，词尾字母一、二、三，特殊记，词尾字母t,d,d。八加八加h, 九减九减e，f来把来把ve替，替，ty须变须变tie。若是遇到几十几，变化个位就可以。若是遇到几十几，变化个位就可以。序数词记忆口诀：序数词记忆口诀：基

8、数词: one ,two , three, hundred.序数词：first, second, third, fourth, fifth,ninth,twelfth, thirteenth, nineteenth, twentieth, twenty-first， thirtiethhundredth.请把以下数词中的序数词找出来！请把以下数词中的序数词找出来！forty eighty fifteen twelve five first third eightieth ninth second fifteenth hundredth eleventh twenty-first ninetie

9、th fourth forty- third sixty-seventh P5December is the _ month of the year.Monday is the _ day of the week.English is spoken by most people as their _ language in the USA, Great Britain, Australian, and Canada.The Games of the _ Olympic in 2008 will be held in the city of Beijing.Im hungry. Ive eate

10、n three apples. Would you please give me a_ one?At the beginning of the _ century the worlds population has passed 6 billion.He got off this bus and got on a _ one. twelfth secondfirst twenty-ninth fourthtwenty-firstsecondPractice: 一、请用所给数词的正确形式填空。 1.There are _(two) chairs here, but I like the _(on

11、e) best（最）. 2. The _(two) day of the week is Monday. 3. I like the _(five) tiger. 4. The _(three) umbrella is hers. 5. There are _(sixty)minutes（分钟）in an hour（在一个小时里）. 6. How many pens do you have?I have_. (eleven) twofirstsecondfifththirdsixtyelevenTips: 1. 基数词+名词复数 （one+名词单数） 2. the+序数词+名词单数二、 用括号内所给数词的正确形式填空。 1.We are in Class_（3）. 2.This is my_（1）bag.3. We have_（12）months of the year.December is the _（12）one.4. My birthday is Dec._（21）.5. I have_（3）books. I like my_（3） book. Three firsttwelvetwelfthtwenty-firstthree third 总结：总结：数词分为基数词基数词和序数词序数词，区分公式：区分公式：the+序数词序数词 LOGO