阅读理解说明文公开课学案-高三英语二轮复习

.学习内容说明文课外阅读.学习目标了解现象分析类说明文特点；通过分析文章结构及关键细节，培养对文章整体结构和细节逻辑把控的能力，从而提高阅读能力.学习重难点分析文章结构和支撑细节；绘画思维导图GiveasecondchanceWithaboomingsecondhandeconomysecondhandtransactions（交易）havebecomeapopularwaytoshopforChineseyouths.InrecentyearsChinassecondhandmarkethasbeenthriving.Salesofover1trillionyuanweremadein2020andthatnumbermaycontinuetogrow.Internetusersbornafter1990-particularlythoseinbigcities-arethemaingroupofsecondhandtradingreportedChinaDaily.Exceptforthoseitemstraditionallysoldinfleamarkets（跳蚤市场）likeantiques（古董）andfurniture（家具），itemsftivoredbyyoungpeoplelikegameaccountsandequipmentmobilephonesandcomic-relatedproductsareseenmoreofteninsecondhandselling.As（heinternetislargelyusedthemainsourceofsecondhandsaleshasgraduallyshiftedfromofflinefleamarketstoonlineplatformssuchasIdleFishandDejaVu.WangAnisnotonlyabuyerbutalsoaselleratonlineplatformsofsecondhandgoods.ThroughIdleFishanonlinefleamarketshehasearnedabout

20.000yuanbyresellingaircadmiH（跑步机），ababycrib（婴儿床）andotherstuff.Forme、tradingsecondhandproductsisagoodoptiontodealwithstuffthatInolongerneedshesaidtoChinaDaily.AnotherpopularplatformisDejaVuwhichisaimedatbookselling.HuangBilianthestoremanagerofDejaVusBeijingoutlet（分销店）toldChinaDailyThroughsecondhandbookstradeyoucanbuyabookthatsomeoneelsedocsnotneedforthetimebeing.Onceyoufinishreadingi（canstillberesoldagain.Thebookiscirculated（循环）inthiswayandnothingiswastedduringtheprocess.”Secondhandshoppingmodefollowstheadvocacy（提倡）ofalow-carbonlifestyle.Thetradingofsecondhandgoodscanpromotetheefficientuseofrecyclableresourcesthushelpingthecountrytoachieveitsgoalsofreachingpeakcarbonemissions（碳达峰）andcarbonneutrality（碳中和），notedChinaDaily.Comparedtotheirparentsanotherpurposeofyouthstradingsecondhanditemsistogetatasteofthingstheydonthave.Inmoderntimesyoungpeoplearcusedtosharedandrental（租赁的）practices.WhentheydontwanttousetheitemsanymoretheycansellandreplacethemwithsomethingnewsaidGuoBingproductdirectorofIdleFishinaninterviewwithCCTV.Moreoverthesecondhandeconomymeetsyoungpeoplessenseofnostalgia（怀|日）.Inthepast10yearslifehaschangedtremendouslyinChina.“Amongthe800millionofgoodsonIdleFisheveryyearthereisalwayssomethinginterestingandremindingyouofyourchildhoodsuchasold-fashionedgameconsolessaidGuo.

（一）导学自学（Lead-inSelf-study）3minTask1:Lookthroughthepassageandanswerthequestions.Whatsthetypeofthisexposition（说明文）？（researchfindings研究发现scientificinventions科技发明phenomenonexplanation现象阐述problemanalysis问题分析Matchthemainideawitheachpart.BenefitsofSecondhandTradingIntroductionofSecondhandTradingExamplesofSecondhandTrading

（二）互学展学（Groupwork）7minTask2:Tofindoutsomeimportantdetailsthatsupporteachpart.（eg.5VV1H;logicalconnection）part1logicalconnection:who:what:how:part2logicalconnection:logicalconnection:what:三疏学ProblemsolvingConclusionTask4Answerquestionsusingthemind-map.WhatdoesthearticletellusaboutChinassecondhandmarketOnlinesecondhandtradingplatformsarcbecomingpopular.Peopleinsmallcitiesarethemainbuyersofsecondhanditems.Antiquesandfurniturearemoreoftenseeninsecondhandselling.SecondhandtradinghasbecomeamajorshoppingwayforGenZ.WhatstheattitudeofWangAntowardsIdleFishA.UncaringB.NeutralC.SupportiveD.NegativeWhatisparagraph7mainlyaboutThefutureofsecondhandeconomy.Thesignificanceofcarbonneutrality.MeasuresChinahastakentoprotecttheenvironment.Theenvironmentalbenefitsofthesecondhandeconomy.WhatcanwelearnfromthepassageOfflinemarketsaremorepopularnowadays.YoucanbuyasecondhandbabycribinDejavu.Secondhandtradingisrelativelyenvironmentallyfriendly.Nothingisrelatedtonostalgiainsecondhandmarkets.Task5Trytoconcludethefeaturesofthiskindofpassage.PhenomenonExplanation

（四）固学（Consolidation:Homework）Readthepassageanddecideonitstype.Figureoutthemainideaandimportantdetailsofeachpart.Drawamind-map.Theworldsanimalpopulationshavedecreasedbymorethantwo-thirdssince

1970.accordingtoarecentresearchfromtheWorldWildlifeFund（WWF）.TheLondongroupprovidedinformationon32000wildlifepopulationswhichincludedmorethan5000species.Theresearchersfoundthatpopulationsizeshaddeclinedby69percentonaverage.Theysaidthelossofforestshumanexploitation（开发）oftheenvironmentpollutionandclimatechangeweregreatcausesoftheloss.Land-usechangeisstillthebiggestthreattowildlife.Howevertheresearchersadded“ifwecannotlimitwanningto

1.5℃climatechangeislikelytobecomethedominantcauseofbiodiversitylossinthecomingyears/WildlifepopulationsinLatinAmericanandtheCaribbeanSeaareaweregreatlyaffected.Theresearchshoweda94percentdropinthoseareasinover5（）years.Wildlifepopulationsinriverandlakehabitatsdecreasedthemost.Freshwaterpopulationshavedeclinedbyanaverageof83percentsince

1970.ForexampleonepopulationofpinkriverdolphinsintheAmazonRiverareaofBrazilfellby65percentbetween1994and

2016.Thesefindingsarearedflagthatwarnsofalargersystemfailureonthehorizon.Evenonespeciespopulationdeclinecanaffectotherspecieseventuallyimpactingtheecosystemsabilitytofunction.Humansdependonastableclimatepredictableweatherpatternsandproductivefarmlandandfisheriestothrive（蓬勃发展）butthecurrenttrendsaresevereenoughtothreatenmanylife-sustainingsystems.Ourfuturedependsonreversing（扭转）thelossofnaturejustasmuchasitdependsonaddressingclimatechange.Andyoucantsolveonewithoutsolvingtheother.Everyonehasaroleinreversingthesetrendsfromindividualstocompaniestogovernments.Ifnothingchangesanimalpopulationswillundoubtedlycontinuetofalldrivingwildlifetoextinctionandthreateningtheintegrityoftheecosystemsonwhichwealldepend.who:who:where:where:what:what:why:why:。