Unit8Whoisthefirst（课件）剑桥国际少儿英语二级下册

Unit8Whoisthefirst?单元学习1．Listenandcircle.Howmanyballoonscanyousee?Icanseefiveballoons.Howmanyapplescanyousee?Icanseethreeapples.Howmanybookscanyousee?Icanseetenbooks.Howmanykangarooscanyousee?Icanseefourkangaroos.Howmanycarscanyousee?Icanseeeightcars.Howmanycarscanyousee?Icanseefifteencars.Howmanypeachescanyousee?Icanseeninepeaches.Howmanykitescanyousee?Icanseesixkites.快速说一说159222012195251611313zeroonetwothreefourfivesixseveneightninezerofirstsecondthirdfourthfifthsixthseventheighthninthHeisthefirst.Heisthesecond.Heisthethird.2．Lookandsay.Whoisthefirst,thesecondandthethird?3．Let’ssingandpoint.Thisisthefirst.Thisisthesecond.Thisisthethird.Thisisthefourth.Thisisthefifth.Thisisthesixth.Thisistheseventh.Thisistheeighth.Thisistheninth.Thisisthetenth.表示次序的数词叫序数词，是由基数词变化而来的。基数词序数词

one

first1st

two

second2nd

three

third3rd其余的序数词是由基数词后加-th变化而来。缩写几个特殊变化的序数词

基数词序数词缩写

fivefifth5thtwelvetwelfth12theighteighth8thnineninth9th整十的序数词把y变成i加-eth

基数词序数词缩写

twentytwentieth20ththirtythirtieth30thfortyfortieth40thfiftyfiftieth50th你能写出sixtyseventyeightyninety的序数词吗？firstsecondthirdTomPeterSamWhoisthefirst？LiuXiangisthefirst.基数变序数口诀：第一、二、三要全变，（即first，second，third没有规律，需死记硬背）

其它th加后边，（基本规律是在词尾加th）

加th时有例外，

你需格外记明白：

八减t，(eight-eighth)

九去e，(nine-ninth)

字母f代ve，(five-fifth,twelve-twelfth)

ty变成tie，(即以ty结尾的整十数把ty变成tie：twenty-twentieth,thirty-thirtieth....)

然后再加th，

若是遇到两位数，

十位基数个位序。注意：序数词前必须加定冠词theThefirstThefifthThetenthWhoisthefirst?Amyisthefirst.Amyisfirst.Amyisafirst.(T)

(F)

(F)twenty_____twentieth变ty为tie加thTwentyoneTwenty-firstTwenty-threeTwenty-thirdThirty-fourthirty-fourth4．Readandpractise.

Newwords:firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfththirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentiethHowmanyfloorsarethere?buildingapartmentIliveonthethirdfloorWhichfloordoyouliveon？Whichfloordoyouliveon?

Iliveonthe__floor.firstsecondthesecondThethirdTheeighthThefirstThetenththeninththefirstThefourthThesecondThefifthThesixthTheseventhThethirdThefourthThesecondthefifthThethirdTheeighthThefirstthesecond5．Read,chooseandretell.

答案：1)on

2)using

3)behelped4)were

5)fell

6)chose6．Look,readandanswer.

答案：first,children,happy,girl,school,happy,first,greet.7．Lookandsay.Whoisthefirsttospotthedifferences?8．Pairwork.Askandanswerinpairs.9．Lookandmake.Makeasingingballoon!1)Getabigballoon.2)Findasmallcoin.3)Putthecoininsidetheballoon,andblowitup.4)Tieitup,andmoveitincircles.5)Moveitslowlyandlisten.What’sthesound?6)Moveitquicklyandlisten.What’sthatsound?三、单元小结1．Words.first,second,third,fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth,thirteenth,fourteenth,fifteenth,sixteenth,2.Sentences.(1)Whoisthefirst?(2)