小学英语语法数词ppt课件

LOGO数词11.什么是数词？•数词分为基数词和序数词。•表示数量的数词叫基数词；•表示顺序的数词叫序数词。2.数词的分类表示数量或顺序的词叫做数词2基数词onetwothreefourfivesixseveneightnineten3onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetyhundredtwenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nine十几:teen几十:ty几十几：4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。5挑战1•请默写1--12的基数词6Let’sreviewtenthirtyfortyseventysixtyOnehundredfiftyninetytwentyeighty7812345679123456710•one---firsttwo---secondthree---thirdfour---fourthfive---fifthsix---sixthseven---seventheight---eighthnine---ninthten----tenth序数词eleven---eleventhtwelve----twelfth•one•two•threefirst(1st)second(2nd)third(3rd)eighteightthninethnineeighthninthfivefifthtwelvetwelfth11挑战2•请默写1--12的序数词12fiftiethtwentythirtyfortyfiftytwentieththirtiethfortiethsixtyseventyeightyninetysixtiethseventietheightiethninetieth几十，y变ie,再加th13twenty-onethirty-twoforty-threefifty-foursixty-fiveseventy-sixeighty-sevenninety-eighttwenty-firstthirty-secondforty-thirdfifty-fourthsixty-fifthseventy-sixtheighty-seventhninety-eighth若是遇到几十几，只变个位就可以14first1stsecond2ndthird3rdfourth4thfifth5thsixth6thseventh7theighth8thninth9thtenth10theleventh11thtwelfth12ththirteenth13thfourteenth14thfifteenth15thsixteenth16thseventeenth17theighteenth18thnineteenth19thtwentieth20thtwenty-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：1st2nd3rd4th15序数词，很容易，前面用the表顺序，基变序，有规律，词尾加上th,一、二、三，特殊记，词尾字母t,d,d。八加h,九减e，f来把ve替，ty须变tie。若是遇到几十几，变化个位就可以。序数词记忆口诀：16基数词:one,two,three,…hundred.序数词：first,second,third,fourth,fifth,…ninth,…twelfth,thirteenth,…nineteenth,twentieth,twenty-first，…thirtieth…hundredth.17请把以下数词中的序数词找出来！fortyeightyfifteentwelvefivefirstthirdeightiethninthsecondfifteenthhundredtheleventhtwenty-firstninetiethfourthforty-thirdsixty-seventhP5①18