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Whenistheartshow?BLet’slearn1stonetwothreefourfivefirstsecondthirdfourthfifth2nd3rd4th5th12345Whatcanyousee?Howmanyballscanyousee?twenty-onetwenty-first21stWhichballisgreen?Thetwentyfirstone.Howmanyblackballsarethere?Therearefive.Whataretheirnumbers?NumberfourninetwelvenineteentwentyfourthninthtwelfthnineteenthtwentiethTheone4th9th12th19th20ththirtytwentytwenty-twotwenty-threetwentieth20thtwenty-secondtwenty-thirdtwenty-fourtwenty-fourth22nd23rd24th30ththirtiethtwenty-onetwenty-first21stWhat’smissingtwelfthtwenty-first22nd30ththirtieth12th20thtwenty-thirdtwenty-fourth21stOctober24thDec.30thSept.21stJuly12thJune23rd序数词记忆口诀twentytwentieth20ththirtythirtieth30th第一、二、三变单词。一般是在基数词的末尾加th基数词末尾ve要用f替，再加th八去t，九去e，再加th整十基数变序数，末尾ty改为tie，再加th基数词变序数词的特点基数词序数词序数词缩写onefirst1sttwosecond2ndthreethird3rdfourfourth4thsixsixth6thfivefifth5thtwelvetwelfth12theighteighth8thnineninth9thLookandwriteWhenisyourbirthday?Mybirthdayison….一、ListenandwriteSeptember10thJanuary13thMay1stNovember22nd（1）MissWhite’sbirthdayison_______________.（2）MsWang’sbirthdayison_________________.（3）MrJones’birthdayison__________________.（4）MrYoung’sbirthdayison________________.1.is,when,birthday,your,brother’s(?)2.uncle’s,my,in,is,July,birthday(.)3.date,is,what,the(?)4.is,December12th,on,birthday,ZhangPeng’s(.)Whenisyourbrother’sbirthday?Myuncle’sbirthdayisinJuly.Whatisthedate?ZhangPeng’sbirthdayisonDecember12th.二、Putthewordinrightorder.(连词成句)Homework1.抄写42页Let’slearn的单词；2.预习43页Readandwrite；3.做导学31页。1.ReadP39eighttimes.2.Copythewordseighttimes.Watchavideo=s1.8-1-1.2