小学英语语法数词.ppt

小学英语语法数词.ppt

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LOGO数数词词1.什么是数词？

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；表示顺序的数词叫序数词序数词。

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onetwothreefourfivesixseveneightninetenonetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetyhundredtwenty-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：

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。

挑战1请默写1-12的基数词LetsreviewtenthirtyfortyseventysixtyOnehundredfiftyninetytwentyeighty12345671234567one-firsttwo-secondthree-thirdfour-fourthfive-fifthsix-sixthseven-seventheight-eighthnine-ninthten-tenth序数词eleven-eleventhtwelve-twelfthonetwothreefirst（1st）second（2nd）third（3rd）eighteightthninethnineeighthninthfivefifthtwelvetwelfth挑战2请默写1-12的序数词fiftiethtwentythirtyfortyfiftytwentieththirtiethfortiethsixtyseventyeightyninetysixtiethseventietheightiethninetieth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first1stsecond2ndthird3rdfourth4thfifth5thsixth6thseventh7theighth8thninth9thtenth10theleventh11thtwelfth12ththirteenth13thfourteenth14thfifteenth15thsixteenth16thseventeenth17theighteenth18thnineteenth19thtwentieth20thtwenty-first（21st）twenty-second（22nd）twenty-third（23rd）twenty-fourth（24th）twenty-fifth（25th）twenty-sixth（26th）twenty-seventh（27th）twenty-eighth（28th）twenty-ninth（29th）thirtieth（30th）thirty-first（31st）缩写：

缩写：

1st2nd3rd4th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！

fortyeightyfifteentwelvefivefirstthirdeightiethninthsecondfifteenthhundredtheleventhtwenty-firstninetiethfourthforty-thirdsixty-seventhP5