【英語】Unit 5 Reading for writing寫作課件 2023-2024學年高中人教版2019選擇性必修第一冊

Unit5UsingLanguageReadingforwriting

ChemicalfarmingVSOrganicfarmingWhichtomatoesdoyouprefer?Why?ChemicaltomatoesOrganictomatoesWarming-up1.Whatisthefarmerdoinginthepicture?Sprayingchemicalpesticidesonthecrops.v.噴灑n.殺蟲劑Wearingamaskandhat.2.Whatisthefarmerwearing?Why?Itmayharmpeople’shealth.ChemicalVersusOrganicFarmingPrediction1.Whatisthetextabout?ChemicalfarmingOrganicfarming(definition,benefit,problem...)picturestitle2.Whattypeofwritingisit?A.NarrationB.ExpositionC.Argumentation

Whatarethebenefitsandproblemsofchemicalfarming?ParagraphMainIdeaDetail

BenefitsProblemsPesticidescankillhelpful__________________Somepesticideshavebeen__________becauseofthe___________________.Cropsgrownwithchemicalfertilizersusually___________tobefullof__________.chemicalfarming1-2Chemicalfarmingisfarmingwith_________,especially______________and__________________.Readfordetails______________________________________(化學農藥和人工肥料)havebeeninwidespreaduseinfarmingsincethemiddleofthe20thcentury.Whentheywerefirstintroduced,manyfarmerswelcomedthemasagreatwayto_________________________________________(抵御作物病害、增加產量).Overtime,however,whatsomescientistshavefoundisthat_______________________________________________________________(長期使用它們有時會危害土地和人類健康).Chemicalpesticidesandartificialfertilizersdiseaseandincreaseproductiontheirlong-termusecansometimesharmboththelandandpeople’shealthPara1CHEMICALVERSUSORGANICFARMINGfightcropReadforusefulexpressionsReadforwritingusefulexpressionsForexample,pesticidescandamagethelandby_____________________________________________________(殺死有害細菌和昆蟲的同時，也殺死有益的細菌和昆蟲).Inaddition,thesechemicalscanstayinthesoilandundergroundwatersourcesforalongtime.Thisaffectsthecropsgrownonthelandand,________________________________________(繼而影響消化這些作物的人畜).Manypeopleworrythatthesechemicalsmay_________________________________(致病，甚至引發(fā)癌癥).Infact,somepesticideslikeDDThavebeenprohibitedinmostcountriesbecauseofthedamagetheycausetopeopleandtheenvironment.Asforchemicalfertilizers,cropsgrownwiththemusually____________________________(生長過快而營養(yǎng)不足).Theymaylookbeautifulontheoutside,butinsidethereisusuallymorewaterthan______________(必需礦物質),andtheyoften____________(口感較差)aswell.killingnotonlyharmfulbacteriainturn,theanimalsandhumanswhodigestthemmakethemillandevencausegrowtoofasttoberichinnutritionessentialmineralshavelessflavorPara2andinsects,butalsohelpfulonescancerWhatarethebenefitsandproblemsofchemicalfarming?ParagraphMainIdeaDetail

BenefitsProblemsPesticidescankillhelpful__________________Somepesticideshavebeen__________becauseofthe___________________.Cropsgrownwithchemicalfertilizersusually___________tobefullof__________.chemicalfarmingfightcropdiseasesandincreaseproductionbacteriaandinsectsprohibiteddamagetheycausedgrowtoofastnutritionPart1:(Para1-2)

Thebenefitsandproblemsofchemicalfarming.1-2Chemicalfarmingisfarmingwith_________,especially______________and__________________.chemicalschemicalpesticidesartificialfertilizersReadfordetailsReadfordetailsPara3-4ParagraphMainIdeaDetail3Whatorganicfarmingis

Manyorganicfarmersuse_______________________asfertilizer.4Organicmethodsforproducingrichsoil

Theyoften_________________grownineachfield.Theyalsoplantcropsthatuse____________ofthesoiltohelpkeepitrich.Organicfarmingissimplyfarming_________________.Readforwritingusefulexpressions_________________(作為一種替代方法),somefarmershaveswitchedto_____________(有機耕作),andmanycustomershaveturnedto__________(有機食品)whentheyshopatthelocalgrocery.Organicfarmingissimplyfarming___________________________(不使用任何化學品).Organicfarmersfocuson_____________________________________________________(通過天然的方法保持土壤肥沃，沒有病害).Forexample,manyorganicfarmersusenaturalwastefromanimalsasfertilizer.This_____________________________________(使農田土壤富含礦物質).Italsokeepstheair,soil,water,andcropsfreeofchemicals.AsanalternativeorganicfarmingorganicfoodwithoutusinganykeepingtheirsoilrichandfreeofdiseasethroughnaturalmeansmakesthesoilintheirfieldsricherinmineralsPara3chemicalsReadforwriting1(usefulexpressions)Organicfarmersalsousemanyothermethodstoproducerichsoil.Theyoften_____________________________________________(每年更換每塊農田種植的作物種類).Forinstance,theymaygrowcornorwheatinafieldoneyear,andthengrowbeanstherethenext.Whydifferentcropsaregrownisbecausetheyputimportantmineralsbackintotheground,makingitreadyforthenextbatchofcrops.Organicfarmersalso______________________________________________(種植土壤深度要求不同的多樣化作物)tohelpkeepitrich.Forexample,peanutsgrowontheground’ssurface,butmanyothervegetablesputdowndeeproots.Thegoalofusingdifferentorganicfarmingmethodsisto_______________________________________________________________(生產優(yōu)質食物，同時避免損害環(huán)境和人類健康).changethekindofcropgrownineachfieldeveryyearplantdiversecropsthatusedifferentgrowgoodfoodwhileavoidingdamagetotheenvironmentortopeople’shealth.Para4depthsofsoilReadfordetailsPara3-4ParagraphMainIdeaDetail3Whatorganicfarmingis

Manyorganicfarmersuse_______________________asfertilizer.4Organicmethodsforproducingrichsoil

Theyoften_________________grownineachfield.Theyalsoplantcropsthatuse____________ofthesoiltohelpkeepitrich.changethekindofcropdifferentdepthsnaturalwastefromanimalsOrganicfarmingissimplyfarming_________________.withoutchemicalsReadforwritingusefulexpressionsSomepeoplewouldprefertostoptheuseofman-madechemicalsinagricultureentirely.

Whatkeepsthemfromdoingsoisthefactthatchemicalfarming____________________________________________(滿足了全世界對事物的高要求).

Organicfarmingisnowherenearabletomeetthatneed.Therefore,___________________________________________________________________________________________________________________________________________________(想要找到一個合適的解決方案，使人類和環(huán)境盡可能保持健康，又讓人們有足夠的食物可吃，還有很長的路要走).servesthehighdemandforfoodaroundtheworldsuitablesolutionthatputssufficientfoodonthedinnertablewhilekeepingpeopleandtheenvironmentashealthyaspossible.Para5thereisstillalongwaytofindaWhyman-madechemicalsarestillusedinfarmingPara5Part1:(Para1-2)Part2:(Para3-4)Part3:Thebenefitsandproblemsofchemicalfarming.Whatorganicfarmingisand

organicmethodsforproducingrichsoil.

Thereisstillalongwaytogobeforebalancingsufficientfoodandthehealthofpeopleandenvironment.ReadforthemainideasandstructuresReadfor

discoursemarkersReadfordiscoursemarkersChemicalpesticidesandartificialfertilisershavebeeninwidespreaduseinfarmingsincethemiddleofthe20thcentury.Whentheywerefirstintroduced,manyfarmerswelcomedthemasagreatwaytofightcropdiseaseandincreaseproduction.Overtime,①_________,whatsomescientistshavefoundisthattheirlong-termusecansometimesharm③________theland______people’shealth.②____________,pesticidescandamagethelandbykilling③________harmfulbacteriaandinsects,___________helpfulones.③___________,thesechemicalscanstayinthesoilandundergroundwatersourcesforalongtime.Thisaffectsthecropsgrownonthelandand,inturn,theanimalsandhumanswhodigestthem.CHEMICALVERSUSORGANICFARMINGhoweverbothandForexamplenotonlybutalsoInadditionManypeopleworrythatthesechemicalsmaymakethemillandevencausecancer.②___________,somepesticideslikeDDThavebeenprohibitedinmostcountriesbecauseofthedamagetheycausetopeopleandtheenvironment.⑤_______chemicalfertilisers,cropsgrownwiththemusuallygrowtoofasttoberichinnutrition.Theymaylookbeautifulontheoutside,①_______insidethereisusuallymorewaterthanessentialminerals,③_______theyoftenhavelessflavour_______.⑤________________,somefarmershaveswitchedtoorganicfarming,andmanycustomershaveturnedtoorganicfoodwhentheyshopatthelocalgrocery.Organicfarmingissimplyfarmingwithoutusinganychemicals.InfactAsforbutandaswellAsanalternativeOrganicfarmersfocusonkeepingtheirsoilrichandfreeofdiseasethroughnaturalmeans.②____________,manyorganicfarmersusenaturalwastefromanimalsasfertiliser.Thismakesthesoilintheirfieldsricherinminerals.It③_________keepstheair,soil,water,andcropsfreeofchemicals.Organicfarmers③_________usemanyothermethodstoproducerichsoil.Theyoftenchangethekindofcropgrownineachfieldeveryyear.②___________,theymaygrowcornorwheatinafieldoneyear,andthengrowbeanstherethenext.④___________________________________________theyputimportantmineralsbackintotheground,makingitreadyforthenextbatchofcrops.ForexamplealsoForinstancealsoWhydifferentcropsaregrownisbecauseOrganicfarmers③________plantdiversecropsthatusedifferentdepthsofsoiltohelpkeepitrich.②____________,peanutsgrowontheground’ssurface,①_________manyothervegetablesputdowndeeproots.Thegoalofusingdifferentorganicfarmingmethodsistogrowgoodfoodwhileavoidingdamagetotheenvironmentortopeople’shealth.Somepeoplewouldprefertostoptheuseofman-madechemicalsinagricultureentirely.Whatkeepsthemfromdoingsoisthefactthatchemicalfarmingservesthehighdemandforfoodaroundtheworld.Organicfarmingisnowherenearabletomeetthatneed.④___________,thereisstillalongwaytofindasuitablesolutionthatputssufficientfoodonthedinnertablewhilekeepingpeopleandtheenvironmentashealthyaspossible.ForexamplealsobutTherefore

however,but,onthecontrary,instead,ononehand…ontheotherhandforexample,forinstance,infact,suchas,take…forexampleboth…and…,notonly…butalso,inaddition,and,also,aswell,what’smore,besides,furthermore,moreover,what’sworsewhy…isbecause…,therefore,forthisreason,thus,consequently,asaressultasfor,asanalternativediscoursemarkers

contrast對比

illustrate解釋add補充causeandeffect因果introduceanew

topicWritingTask

近年來，媒體對“農業(yè)可持續(xù)發(fā)展”“食品安全”等問題作了一些報道，引發(fā)了許多討論，到底哪種農業(yè)種植方式有利于農業(yè)可持續(xù)發(fā)展并解決食品安全問題呢？如某英語報記者對你進行采訪，征求對此現象的看法，請用英語寫一篇議論文，表達自己的觀點，并說明理由。DebatingGameOrganicfarmingChemicalfarming觀點陳述類議論文Para.1Para.2YouropinionSupportingpoint2Para.3Supportingpoint3Supportingpoint1IntroductionBodyConclusionSummaryTitleDetailsDetailsDetailsexpressyouropinions:Inmyopinion,....AsfarasI’mconcerned,....Frommypointofview,…I’minfavourof....I’magainst/opposedto…Ifirmlybelievethat…makeaconclusion:Inshort,....Inaword,…Allinall,…Inconclusion,....Tosumup,…signpostwordsfunctionforexample,forinstance...舉例說明however,but,nevertheless,yet...轉折，對比inaddition,additionally,notonly..butalso,aswell,plus,moreover,what'smore...并列，遞進asfor,intermsof,whenitcomesto...轉換新話題inturn,infact,thus,then,next...邏輯順序Finishthedraft____________________________Inmyeyes,organicfarmingispreferrabletochemicalfarming,becauseit’sfavorable

to

sustainable

development

of

agriculture,beneficialtobothpeople’shealthandtheenvironmentandprovidemorenutritiousfood.___________,chemicalfarming_______________________.Chemicalpesticideskillbothharmfulandhelpfulones,damagingthefoodchain,ecologicalbalanceandthustheenvironment.____________,theytendtobehardtogetridofandaccumulateinthesoilandgroundwater,whichpoisonandpollutethesoil,water,organismandmicroorganism.Tostartwi