Unit+3+Times+change+Writing Presenting+ideas 高二英语外研版（2019）选择性必修第二册

Unit3Period5Writing&Presentingideas新课导入WhatdoyouknowaboutSuperman?

SupermanisasuperheropublishedbyDCComicssince1938.HewasfromthedestroyedplanetKryptonandraisedasClarkKentbyhumanfosterparents,MarthaandJonathanKent.Asanadult,SupermanbecametheprotectorofEarth,workingattheDailyPlanetasClarkKentalongsidehispartnerandwifeLoisLane.Formuchofhislife,hedoesn'trevealhistrueidentityandpowerstoanyone,notevenhisclosestfriends.Intheearlierfilms,whenClarkKentwantedtotransformintoSuperman,hewouldstepintoaphoneboxandtheswitchwouldbecomplete.课堂学习1Readthepassageandanswerthequestions.WhereDoesSUPERMANGetChangedTheseDays?Iwaswatchingasuperherofilmtheotherdayandathoughtoccurredtome:wheredoesSupermangetchangedthesedays?Inthecomicsandearlierfilms,ClarkKentwouldpopintoaphoneboxtochangeintohisSupermancostume.Butthesedays,phoneboxesarehardtofind.Themainreasonforthisissimplythatwedon'tneedthemanymore.Almosteveryonethesedayscarriesamobilephonewiththem.Itiscertainlymoreconvenienttotakeoutamobileandmakeacallatthetouchofabuttonthantopressaseriesoflongnumbersonatelephone.Andanyonewhohappenstoleavetheirmobilephoneathomewillstillhavenouseforaphonebox.Why?Becausetheyareunlikelytorememberthenumbertheywanttocall-that’ssomethingthatourmobilephonesdoforusthesedays.Andevenifwecouldrememberanumberandneededtocalliturgently,itwouldstillbemoreconvenienttoborrowamobilephonefromsomeoneelsethanwalkaroundlookingforaphonebox.So,thephoneboxisbecomingathingofthepast.PoorClarkKentwillhavetofindsomewhereelsetochange!1WhydoestheauthorstartthepassagebywritingaboutSuperman?TheauthorstartsbywritingaboutSupermaninordertoformaninstantconnectionwithreaders,aseveryoneisfamiliarwithSuperman.Italsosetsthetone

ofthepassagebyintroducingsomelight-heartedhumour.2Whatwilldisappearinthefutureaccordingtothepassage?Whatisthemajorreasonforthisphenomenon?Phoneboxeswilldisappearinthefuture.Themajorreasonisthatalmosteveryonehasamobilephoneandtheydon’tneedphoneboxesanymore.3Whatsupportingargumentsdoestheauthorgivetomakethepointconvincing?Thesupportingargumentsareasfollows:1)Phoneboxesaredifficulttofind.2)Itisconvenienttotakeoutamobileandmakeacallatthetouchofabuttonthantopressaseriesoflongnumbers.3)Rememberingother'stelephonenumberisnoteasy.4)It'smoreconvenienttoborrowamobilephonefromsomeoneelsethanwalkaroundlookingforaphonebox.contentofthepassageIwas...Supermancostume.Butthese...tofind.Themain...withthem.LeadinSomethingthatwillnotbearoundinthefutureReasonItis...phonebox.SupportingargumentsSo,...tochange!Conclusion2Thinkaboutsomethingthatmightdisappearinthefutureandcompletethetable.SomethingthatwillnotbearoundinthefutureReasonsSupportingargumentsNowwriteyourpassage.________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3Workinpairs.Makeimprovementstoeachother’spassagesandsharethemwiththeclass.Sample:TheElectricFan:aThingofthePastThedaysofkeepingcoolwithelectricfansarenumbered.Inrecentyearstherehasbeenasignificantdecreaseintheiruse,andtheirobviousshortcomingscomparedtoairconditionersmaketheircompletedisappearanceinthenearfuturepossible.Firstly,electricfansarefarlesseffectiveincoolingaroom.Whilethebreezetheyproducecanfeelpleasant,itdoesnotlowertheoveralltemperature.Notonlydoairconditionersachievethis,buttheirsettingscanbeadjustedsothattheycanreachaspecific,idealtemperature.Secondly,electricfansareoftenlessefficientattheuseofspace,astheyusuallyneedtobeplacedoneitherthefloororatable;incontrast,airconditionersareusuallyhungonwalls.Butwhatdoyouthink-willtheelectricfansoonbeathingofthepast?4Workingroups.Lookatthepicturesandanswerthequestions.1Whatcanyouseeinthepictures?2Whatchangesinourwaysoflearningdothepicturesshow?Thepicturesshowschangesinclassroomconditions,teachingtools,waysofinteractingandaccesstoresources.Icanseethatthreeteachersaregivinglectureswithdifferentforms.5Thinkabouthowlearningwillchangeinthefutureandcompletethetable.LearningactivitiesChangeshomework

exam

6Prepareashortpresentation.Considerthefoll