外研版（2019）高中英语选择性必修第四册 Unit 4 Everyday economics 4 Developing ideas 学案

Unit4Everyday economicsPeriod3Developing ideasPresenting ideas学案学习目标

1.To understand the text and talkabout dailyeconomic activitiesfrom differentangles.

2.To master the featuresand theframe of a two-sided argumentativeessay andimprove theability ofreading thepassageof thestyle.

3.To masterhow to write atwo-sided argumentativeessay ina clearand persuasiveway.重点难点

1.To graspthe featureofatwo-sided argumentativeessay andappreciate thisstyle ofreading materials.

2.To learnto talkabout thecurrent stateandthetrend of sharing economy.

3.To learntowritean essay about non-cash payments with thewriting help.课前涉断New wordsand expressionsfor this period.1toddler10abuse2sorrow11theft3frustration12purse4hire13nonetheless5designer clothes14be beneficialto...校对，校勘6rent out15collate7thereby16illustrate8supervision17favour9at theexpense of...18neutral学习过程Step1Before reading

1.Complete thetable accordingto Leostwo travelnotes onPage

44.［句式分析］整个句子构成主系表结构其中“”是引导的主语从句,引导what isin nodoubt what词充当主语从句的主语；是引导的表语从句what“that the sharing economy is....”that［尝试翻译］然而，毫无疑问的是,,共享经济日益与我们的日常生活以及全球经济息息相关The first travel The18seAcoungd20tr1a8velTime8Aug2008Travelling destinationMeansof transportationActivitiesor experiences

2.What impressesyou mostin Leossecond travelStep2First readingActivity2Activity3Read thetextandcomplete thefollowing questionsquickly.

1.Match theparagraphs to their functions.Para1a To highlight the key benefits of the sharing economy.Para2b To explain and elaborate on the sharing economy.Para3c To lead the topic from sharing in childhood to sharing in economic activities.Para4d To illustrate various drawbacks of the sharing economy.Para5e To predict the future of the sharing economy.Benefits The sharing economyProblems◎It meetspeoples increasingdemand for◎The sharing economy isdeveloping fasterthan◎It allowspeople to make orsave money◎The sharing economy issubject to7◎It helpspeople2and even234◎Personal informationabout sis◎It favorsthe environmentby4and9in the

5.sharing economy.Activity5Talk about the futureof the sharing economyand shareyour ideaswith theclass.What willhappen in the next20years asthe worldseconomy becomesever more global and digital.Consider thefollowing:◎What will people besharing next◎How willthey besharing thesethings◎What benefitswill peopleget fromsharing thesethingsStep4Post reading:|ThinkShare

1.What doyou thinkare otherbenefits andproblems of the sharing economy Howcould weaddress thepotentialproblems

2.What areyou experiencesof the sharing economyStep5Before writingActivity6Read theposts froman onlineforum andmaster thestructure ofan essay about non-cash payments.Definition ofnon-cash paymentsBenefitsProblemsConclusionStep6WritingActivity7Write an essayabout non-cash paymentsusing informationlearned.Step7Presenting ideas

1.Read theheadlines andanswer thequestions onPage

48.1What iseach headlineabout2What dothe newsitems havein commonconcerning economicdevelopment

2.Talk abouthow topromote economicdevelopment inyour hometown.a Yourgoals—b Yourplan—c Yourmeasures andyour action—Step8Language appreciation

1.This wealthof waysof sharingis aresponse toour increasingdemand forquality goodsand servicesatcompetitive prices,all deliveredat theclick ofa button.［句式分析］是独立主格结构，在句子中作状语；其中动词与“all deliveredat theclick ofa button”deliver其逻辑主语构成语态关系，故使用分词（注独立主格结构由两部分组成，前一部分是名词或者代词，后一部分是非谓语动词或形容词、副词、名词或介词短语前后两部分具有逻辑主谓关系在英语中，谓语只能是动词，不是谓语的动词全部改成非谓语动词独立主格结构在句中作状语独立主格结构本身不是句子，在句子中作（成分），表时间、原因、条件、伴随、目的及状态等）［尝试翻译］.

2.Whats more,sharing encouragesus to reuse items,thereby cuttingdown onwaste.［句式分析］.”为现在分词短语作结果状语，其中是副词，意为“因“thereby cuttingdown onwaste thereby此所给动词短语与前面句子整体意义构成关系，故使用分词［尝试翻译］.cut down

3.Nonetheless,what isin nodoubt isthat the sharing economy is increasinglyrelevant toour dailylives aswell astothe globaleconomy.［句式分析］整个句子构成主系表结构其中“是引导的从句，引导词what isin nodoubt”what what充当主语从句的是引导的从句［尝试翻译］.;that the sharing economyis…thatStep9Assignments

1.Review newwords,phrases anduseful expressionslearned inthisperiod.

2.Think backaboutthewhat atwo-sided argumentativeessay is.

3.Polish yourwriting—an essayabout non-cash payments.【参考答案】Step1Before readingThefirsttravelThe secondtravel

1.Complete thetable accordingto Leostwo travelnotes onPage

44.Time8Aug200818Aug2018Travelling destinationsHougai Hotel,Birds NestHouhai Hotel,Chef CuisrestaurantMeans oftransportation taxi;bus sharedbicyleCost afortune;got loston theway Shareda rideto ashared flat;cheapActivities orexperiences Askthe policefor help;didnt knowexpense fortravelling;enjoyed awhereto havegood Chinesegood;beautiful view;shared adeliciousmeal;spotted sharedpower banks.【答案】:

2.What impressesyou mostin Leossecond travelLeoenjoyed theconvenience andhappiness the sharing economybrought him.Step2First readingActivity2Activity3【答案】

1.Match theparagraphs totheir functions.Tohighlightthekeybenefits of thesharing economy.Toexplainandelaborateon thesharing economy.Toleadthetopicfromsharinginchildhoodtosharingineconomicactivities.Toillustratevariousdrawbacksof thesharing economy.Topredictthe futureof thesharing economy.[答案

2.How manybenefits of thesharingeconomy arementioned inthe passageB]A.6B.5C.4D.3【答案

3.What isthe writersattitude tothesharingeconomy C]A.Doubtful B.Negative C.Positive D.Indifferent【答案】:

4.Talk aboutyour understandingof thethe titleof thepassage.In everydaylife,people oftenshare commonitems,joy orsorrows.With therapid developmentof economy,goods,service andtechnologies etc.can beshared at competitive prices,which bringspeoplemore benefits.Step3Second readingActivity4Benefits The sharingeconomyProblemsComplete thediagram withkey informationfrom thetext.◎◎It meetspeoples increasingdemand forThesharingeconomyisdeveloping fasterthan◎It allowspeople to make orsave money◎Thesharingeconomyissubject to7◎It helpspeople2and even3◎Personal informationabout8is◎It favorsthe environmentby4and9inthe

5.sharingeconomy.【答案】1quality goodsand servicesatcompetitiveprices6existing regulationsor ongoingsupervision2make connections7abuse oftrust3make newfriends8almost everypart ofour lieves4encouraging peopletoreuse items9not yetsecure5reducing pollutionActivity5Talk aboutthefutureofthesharingeconomyand shareyour ideaswith theclass.What willhappen inthe next20years asthe worldseconomy becomesever moreglobal anddigital.Consider thefollowing:◎What willpeople besharing next◎How willthey besharing thesethings◎What benefitswillpeopleget fromsharing thesethings【参考答案】As faras Iknow,with thethe worldseconomy becomingmoreglobalanddigital,sharingeconomywillexceed earlieritems from the sharedvehicles,to sharedhousing,parking spaces,household tools.Sharingclothing,and eventhesharingof landplanting areon theway.Due toknowledge,data,resources and othercontents,driven byInternet plus,the coverageofthesharingeconomyis becomingwider andricher,andcooperative contentshave beenformed,such asmassive datamanagement,mobile communication,andsocial mediaSharing economy indifferent fieldswill inevitablyimpact thetraditional developmentmodel inthese fields.Step4Post reading:|ThinkShare

1.What doyou thinkare otherbenefits andproblems ofthesharingeconomy Howcould weaddress thepotentialproblems

2.What areyou experiencesofthesharingeconomy【答案】

1.Sharingeconomywill ynew problemsand challengessuch asmaking thetraditional enterpriseface thehugecompetition pressure,the redistributionof socialwealth andbenefits andso on.

2.Students5own answers.Step5Before writingActivity6Read theposts froman onlineforum andmasterthestructure ofanessayaboutnon-cash payments.【答案】Definition ofnon-cash paymentsNo cashis involvedwhen peopleare makingtheir payments,mobile phonesandother electronic devices.Benefits Convenientand fast.Do notneed tocarry lotsof heavy coins ordutynotes.No moreworries aboutlosing wallets.Problems Notsafe enoughand maylead toover-consumption.Some formsofelectronic paymentsare restrictedtotheInternet.Potential inconvenienceexistsif thephone batterydies.Some formsare unfriendlyto thosewhodont knowhow touse electronicpayments,especially theelderly.Conclusion Non-cash payments,or electronicpayments bringsus lotsofadvantages.However,the disadvantagescant be ignored.Maybe wecouldtry touse moneyless.,rather thanreplacing itwith non-cashpayments forever.Meanwhile,we needto thinkof waystomakenon-cashpayments better,friendier andmore scientific.Step6WritingActivity7Write anessayaboutnon-cash paymentsusing informationlearned.【参考范文】Nowadays,non-cash paymentsare becomingmore andmore popularacross theworld,especially inChina.Itrefers tothe methodof makingpaymentswithcards,mobile phonesandotherelectronicdevices.New waysofsupporting non-cash paymentsare quicklyturning upone afteranother.Obviously,there arebenefits.First,they areso convenientand fastthat peoplecould makealmost allthepayments witha singleclick onthe phones.In someshopping centers,they canpay bysimply standingin frontof acameraadn letit recognizetheir faces.Second,non-cash paymentsare safeand hygienic.They freepeople fromcarryingheavycoinsand dirtynotes,or evena wallet.Therefore,the risk of losingmoney orthe walletis nota threatanymore.Whats more,non-cash paymentseliminate theriskofcounterfeit money.However,the problemsthat accompanynon-cash paymentsshould notbeignored.It is not assafe aspeopleassumed,as itisnothard forhackers toaccess peoplesbank accountsand stealthe money.Also,your personalinformationis easyto bestolen.Meanwhile,non-cash paymentsmay encourageover-consumption.They alsodependtoo muchontheInternet accessor batterycapacity—just imaginebeing ata placewith nowifi anda flatbattery.Last butnot least,non-cash paymentsare notquite friendlywith peoplenot knowinghow,especially theelderly.Its sucha pitytomakethem feelexcluded andleft out.Nonetheless,non-cash paymentsare increasinglypayt ofour fast-growing modernsociety.The currenttrend isformore non-cash paymentsin future.But embracinga newtrend doesntmeans toexclude the“old-fashionedways.Perhaps itis moreconvenient forpeople-to havevarious options,in bothcash andnon-cash forms,when itcomesto makingpayments,for thebetter good.Step7Presenting ideas

1.Read theheadlines andanswer thequestions onPage

48.1What iseach headlineabout2What dothe newsitems havein commonconcerning economicdevelopment【答案工31A cityis boomingas itshigh-tech sectordevelops fast,which winsthe citya nickname—a newSiliconValley”.2The localeconomy hasbeen givennew lifeby traditionalcrafts.3Eco-tourism isnow thelargest andmost valuablesector ofthe localeconomy.4Sellers offarm productswho arelocated inremote areasare usinge-commerce togrow theirbusinesses.4They areall aboutimproved localeconomic conditions.

2.Talk abouthow topromote economicdevelopment inyour hometown.a Yourgoals—b Yourplan—c Yourmeasures andyour action—Step8Language appreciation

1.This wealthof waysofsharingis aresponse toour increasingdemand forquality goodsand servicesatcompetitive prices,all deliveredat theclick ofa button.［句式分析］是独立主格结构，在句子中作状语；其中动词与“all deliveredat theclick ofa button”deliver其逻辑主语构成被动语态关系,故使用过去分词（注独立主格结构由两部分组成，前一部分是名词或者代词，后一部分是非谓语动词或形容词、副词、名词或介词短语前后两部分具有逻辑主谓关系在英语中，谓语只能是动词，不是谓语的动词全部改成非谓语动词独立主格结构在句中作状语独立主格结构本身不是句子，在句子中作状语（成分），表时间、原因、条件、伴随、目的及状态等）［尝试翻译］这种丰富的分享方式对我们日益增长的需要的一种回应，即以有竞争力的价格提供优质商品和服务

2.Whafs more,sharing encouragesus toreuseitems,thereby cuttingdown onwaste.［句式分析］”为现在分词短语作结果状语，其中是副词，意为“因“thereby cuttingdown onwaste.thereby此所给动词短语与前面句子整体意义构成上江关系，故使用现在分词cut down［尝试翻译］更重要的是，分享鼓励我们重复使用物品，从而减少浪费

3.Nonetheless,what isin nodoubt isthat thesharingeconomyis increasinglyrelevant toour dailylives aswell astothe globaleconomy.

2.How manybenefitsofthesharingeconomy arementioned inthe passageA.6B.5C.4D.

33.What isthe writersattitude tothesharingeconomyA.Doubtful B.Negative C.Positive D.Indifferent

4.Talk aboutyour understandingofthethe titleofthepassage.Step3Second readingActivity4Complete thediagram withkey informationfromthetext.。