Unit 4 B Let’s learn优质课件优质课件优质课件.pptxVIP

PartBLetslearn

Singasong

Helloeveryone,letstalkaboutmyfamilysbirthday!Lead-in

PresentationWhenisgrandpasbirthday?ItsonOctober12th.

twelvetwelfth缩写：12thPresentation

PresentationWhenisgrandmasbirthday?ItsononApril20th.

twentytwentieth缩写：20th

PresentationWhenisdadsbirthday?ItsonNovember30th.

thirtythirtieth缩写：30thPresentation

PresentationWhenismumsbirthday?ItsonNovember30th.

twenty-threetwenty-third缩写：23rdPresentation

PresentationWhenisyourbirthday?ItsonAugust21st.

twenty-onetwenty-first缩写：21stPresentation

MoraleducationDoyouknowyourfamilysbirthday?Ourfamilywillcelebrateourbirthday.Weshouldalsoremembertheirbirthdaysanddosomethingforthem.

one→firsttwo→secondthree→thirdfive→fifthtwelve→twelftheight→eighthnine→ninth特殊情况：特殊情况除外，4~19的序数词一般直接在词尾加th:four→fourthnineteen→nineteenth

以ty结尾的整十数的基数词要先变词尾的y为ie，再加th:twenty→twentiethninety→ninetieth20以上非整十的两位数只将个位数变为序数词：twenty-one→twenty-firstninety-seven→ninety-seventh

PresentationLook,WuBinbinandRobin!Whataretheytalkingabout?

Watchandrepeat

Letsreadtwelfth

Letsreadtwentieth

Letsreadthirtieth

Letsreadtwenty-third

Letsreadtwenty-first

Sayoutthedatesquickly.

Goodluck说出签上所示基数词的序数词2030211240

将下列基数词变为序数词twelvenineteentwentytwenty-onethirtyninetytwelfththirtiethnineteenthninetiethtwentiethtwenty-first

AskandanswerWhenis…?Itson…MayDay

Lookandwrite.Whenisyourbirthday?MybirthdayisonMarch21st.

PairworkWhenisyourbirthday?Mybirthdayison...

1.________isyourbirthday?A.B.WhatC.Who2.Its_______May21st.A.toB.onC.in一、选词填空：WhenLetscheck

二、写出下列词语的完整形式。1.2nd________ 2.5th_________3.12th________ 4.21st__________5.30th_________6.23rd___________7.20th________ 8.3rd__________secondtwelfththirtiethfifthtwenty-firsttwenty-thirdtwentieth?third

Sumuptwe