Unit+3+Sea+Exploration+Reading+and+Thinking教學(xué)設(shè)計 高中英語人教版（2019）選擇性必修第四冊

Unit3ReadingandThinking課時內(nèi)容Learnaboutseaexploration主題語境：人與自然主題群：宇宙探索子主題：海洋探索語篇類型：說明文文本分析：【W(wǎng)hat】本文是一篇說明文，介紹了中國從古至今的海洋探索歷程。文章第一段開宗明義，指出貿(mào)易往來和對世界的好奇心驅(qū)使著人類探索未知的世界，通過列舉馬可·波羅、哥倫布等西方航海家，引出中國的海洋探索歷史；第二段介紹了古代絲綢之路，展現(xiàn)了早期東西方的交流；第三段講述了明朝鄭和下西洋的壯舉，呈現(xiàn)了中國悠久的和平外交傳統(tǒng)；第四段介紹了中國的“一帶一路”，尤其是“21世紀(jì)海上絲綢之路”對經(jīng)濟(jì)貿(mào)易和文化交流的作用；第五段以南極海洋科考為例，介紹了當(dāng)代中國在海洋探索領(lǐng)域與他國開展的國際合作；第六段總結(jié)全文，展望未來-伴隨著科技的進(jìn)步，中國將繼續(xù)開拓進(jìn)取、深化海外合作?！網(wǎng)hy】通過該語篇的學(xué)習(xí)，學(xué)生能夠結(jié)合說明文的結(jié)構(gòu)特點(diǎn)和說明方法，了解中國從古至今的海洋探索歷程，辯證看待海洋探索活動對世界文明的影響，思考海洋探索對國家乃至整個世界的意義，體會“一帶一路”，尤其是“21世紀(jì)海上絲綢之路”的深遠(yuǎn)意義，理解建設(shè)現(xiàn)代化強(qiáng)國、促進(jìn)世界和平與發(fā)展的責(zé)任，形成正確的海洋發(fā)展觀，樹立人類命運(yùn)共同體意識?！綡ow】本文是一篇典型的說明文，以時間為明線，脈絡(luò)清晰地介紹了中國從古至今的海洋探索歷程。從文章結(jié)構(gòu)看，每一個探索歷程均包含了具體的航海時間、地點(diǎn)、事件、目的或結(jié)果等維度；從語言層面看，作者使用了許多與航海相關(guān)的動詞短語如reachoutacrossthesea、setsail等，也使用了theaimof、inorderto、leadto等一系列與目的和影響有關(guān)的功能表達(dá)。文章還以中國和平友好的外交方式為暗線，展現(xiàn)了自古以來中國在貿(mào)易、科技、文化交流等領(lǐng)域開展地區(qū)合作，推動互利共贏、合作發(fā)展的責(zé)任與擔(dān)當(dāng)。文章細(xì)節(jié)信息比較多，需要學(xué)生將碎片化信息進(jìn)行整合，建構(gòu)結(jié)構(gòu)化知識。課時目標(biāo)學(xué)完本課后，學(xué)生能夠：1．運(yùn)用閱讀技巧，判斷說明文的文體特點(diǎn)，理解說明文的結(jié)構(gòu)特征和說明方法。2．結(jié)合圖表，梳理每個時期的探索的航海抵達(dá)區(qū)域、主要事件以及航海的目的或結(jié)果，深入了解中國從古至今的海洋探索歷程。3．通過對比、歸納與分享交流，思考海洋探索對國家乃至整個世界的影響，體會“一帶一路”，特別是“21世紀(jì)海上絲綢之路”的深遠(yuǎn)意義，增強(qiáng)民族使命感、培養(yǎng)人類命運(yùn)共同體意識。重點(diǎn)難點(diǎn)重點(diǎn)1．理解說明文的結(jié)構(gòu)特點(diǎn)和說明方法。2．梳理每個時期的探索的航海抵達(dá)區(qū)域、主要事件以及航海的目的或結(jié)果。難點(diǎn)結(jié)合時間線，利用圖表整合、歸納文章的碎片化信息。思考海洋探索對國家乃至整個世界的意義，體會“一帶一路”，尤其是“21世紀(jì)海上絲綢之路”的深遠(yuǎn)意義。教學(xué)準(zhǔn)備教師準(zhǔn)備1．了解有關(guān)海洋探索的重要?dú)v史人物、事件及其重要影響和意義。2．熟悉中國當(dāng)代在海洋探索和國際交流合作領(lǐng)域的重要活動、事件及其影響。3．深度了解說明文的語篇結(jié)構(gòu)特點(diǎn)和文體特征。學(xué)生準(zhǔn)備1．預(yù)習(xí)新詞匯和課文內(nèi)容。2．利用網(wǎng)絡(luò)資源熟悉課文內(nèi)容涉及的背景知識。精彩課堂StepI學(xué)習(xí)理解活動一：感知與注意1.Readanddiscuss.AskstudentstoreadthequoteontheOpeningPageanddiscusswhatthequoteisabout.Suggestedanswer:ThequoteisfromPresidentXiJinping.Xiofferedhiscongratulationsinalettertothe2019ChinaMarineEconomnyExpo.Hecalledforeffortstoacceleratemarinesci-techinnovation,improvemarinedevelopmentcapacity,andfosterandstrengthenemergingmarineindustriesofstrategicimportance.Heurgedeffortstopromotemarineconnectivityandcooperationinallareasanddevelopa“bluepartnership"amongallcountries.Healsostressedmarineecologicalconservation,marinepollutionpreventionandtreatment,protectionofmarinebiodiversity,orderlydevelopmentandutilisationofmarineresources,inabidtoleaveacleanandtidymarineenvironmenttofuturegenerations.2.Discussandshare.Askstudentstodiscussthefollowingquestionwiththeirpartners.·Doyouknowanystoriesaboutseavoyages?(Shareyourstorywithapartnerbasedonthegivenchart.)NavigatorNationalityAchievementTimeNavigatorNationalityAchievementTimeZhengHeChinesemadesevenvoyagestotheWesternSeas;hisvoyagesareoneoftheworldnavigationfeatsinhistory1405-1433ChristopherColumbusItaliandiscoveredanewworld1492FerdinandMagellanPortuguesemadethefirstvoyagearoundtheworld1519【設(shè)計意圖】單元引言出自國家主席習(xí)近平致“2019年中國海洋經(jīng)濟(jì)博覽會”開幕的賀信，引言內(nèi)容呈現(xiàn)整個單元主題。通過以上兩組討論，學(xué)生走進(jìn)單元主題，形成對海洋探索的基本認(rèn)知，為理解海洋探索對國家乃至整個世界的意義作鋪墊，同時激發(fā)學(xué)生學(xué)習(xí)的熱情?；顒佣韩@取與梳理1.Makeaprediction.Askstudentstolookatthetitleandthepicture.Andthenhavethemanswerthequestion.·Whatwillbeintroducedinthetext?Suggestedanswer:·Fromthetitle,wecanlearnthatthetextisaboutseaexploration.Andfromthepictureofafamousnavigator,ZhengHe,wecanlearnthatitisaboutChina'shistoryofseaexploration.2.Readforthetexttype.(1)Askstudentstoreadthefollowingsentencesandhaveabriefunderstandingofessaytypes.Therearefourmajortypesofessay:narrative,descriptive,expository,andargumentative.Anarrativeessayisastorywithabeginning,middle,andend.Adescriptiveessaydescriesasubjectandlistsinterestingdetails.Anexpositoryessayisfactual,givinginformationonasubject.Finally,anargumentativeessayaimstoconvincethereader.(2)Askstudentstoskimthetext,decidewhattypeofessayitisandtellthereason.Suggestedanswer:ItisanexpositoryessaybecauseitdescribesChina'sseaexplorationandgivesfactualinformation.3.Readforthemainideaofeachparagraph.Askstudentstoreadthetextagain.Andthenhavethemmatchthemainideawitheachparagraph.Para.1A.Chinaisalsojoiningwithothercountriesonotherimportantprojects.Para.2B.Inancienttimes,traveleasttowestwasontheSilkRoad.Para.3C.The21stCenturyMaritimeSilkRoadhasencouragedcooperationandstrengthenedthebondsbetweenChinaandtherestoftheworld.(Today,theBeltandRoadInitiativeispickingupwhereZhengHeleftoff.)Para.4D.ZhengHe'sseavoyagesbuiltrelationswithothercountries.Para.5E.TravelfromeasttowestbeganlongbeforeColumbus.Para.6F.Chinawillcontinuetoexploretheseaandenhancerelationshipswithothercountries.Suggestedanswers:Para.1-E;Para.2-B;Para.3-D;;Para.4-CPara.5-A;Para.6-F【設(shè)計意圖】學(xué)生根據(jù)標(biāo)題和圖片預(yù)測文本內(nèi)容，形成閱讀期待；通過略讀策略，整體把握文本內(nèi)容，驗證預(yù)測和初步認(rèn)識說明文的語篇特征；通過匹配段落大意，掌握語篇主旨大意，提升對文章的概括能力?；顒尤焊爬ㄅc整合1.Readforthestructure.Askstudentstoanswerthequestions.Thenhavethemdrawastructuremapofthetext.·Howisthetextdeveloped?·Whatisintroducedineachexploration?·Howmanypartscanthetextbedividedinto?Whatisthemainideaofeachpart?Suggestedanswers:·Timesequence.·Time,region,eventandresult/purpose.·Thetextcanbedividedintotwoparts.ThefirstpartisParagraph1,whichintroducesthetopic:China'sseaexploration.ThesecondpartisfromParagraph2toParagraph6,whchintroducesfactualinformation,includingtime,region,eventandresult/purposeofeachexploration.Thesecondpartcanalsobedividedinto3parts:China'sseaexplorationinthepast,atpresentandinthefuture.2.Readforfactualinformation.(1)Askstudentstoscanthetextandfillinthetablewiththecorrectnames.(Activity4)Suggestedanswers:theSilkRoad;Africanroyalfamilies;theArctic;Rome;SriLanka;theMingDynasty;DuHuan;ZhengHe;MarcoPolo(2)AskstudentstoreadParagraph1andanswerthequestions.·Whatlitupthestrongpassionforthepeopleofearlycivilisationstoreachoutacrossthesea?·WhatinspiredEuropeanexplorerstosearchforsearoutesfromwesttoeast?·WhyareMarcoPoloandColumbusmentioned?·Whyis"however”usedinthelastsentence?Whatisthefunctionofthelastsentence?Suggestedanswers:·Tradeandcuriosity.·MarcoPolo'stales.·Theyarementionedasexamplestodemonstratethat“tradeandcuriosityhaveoftenformedthefoundationofmankind'sgreatestachievements”.·"However”isusedtointroducesomethingimportantthatcontrastswithwhathasbeensaidpreviously.ThelastsentenceisusedasatransitionalsentencedirectingthediscussionfromoceanexplorationingeneraltoexpeditionsmadebyChina,enteringthemaintopicofthetext.(3)AskstudentstoreadParagraphs2~6andfinishthefollowingtasks.1)Whatisintroducedineachexploration?Pleasefinishthecharttoanswerthequestion.InformationPara.2Para.3Para.4Para.5Para.6TimeRegionEventResult/PurposeSuggestedanswer:Para.2Time:inancienttimesRegion:India;theMiddleEast;Rome;thecoastsoftheIndianOcean;SriLankaEvent:merchantsfromChinaandmanyotherplacesmettonegotiatetradedeals;DuHuan'sRecordofMyTravelsResult/Purpose:negotiatetradedeals;culturalawarenessPara.3Time:intheMingDynastyRegion:theSouthChinaSea;theIndianOcean;themouthoftheRedSea;theeastcoastofAfricaEvent:sevenlargefleetsunderthecommandofZhengHesailedwestonvoyagesoftradeandexploration;Africanroyalfamiliessentgiftssuchasgiraffesasgesturesoffriendshipinreturnforgold,silkandspeciesResult/Purpose:developrelationsPara.4Time:todayRegion:theancientsearoutestravelledbyZhengHe;theSilkRoadareasEvent:ChinahasinvestedbillionsinsystemsandservicesalongtheseroutesResult/Purpose;encouragecooperationandtrade;strengthenthebonds;developthewholeareaforthebenefitoffuturetradeandculturalexchangePara.5Time:inrecentyearsRegion:theArcticEvent:ChinahasjoinedothernationsonseveralexpeditionstoexploretheArcticResult/Purpose:understandclimatechangeanditseffectsPara.6Time:farintothefutureRegion:unknownResult/Purpose:tradeandenhancerelationships2)MarkthesearoutesofChina'sseaexplorationindifferenttimesonthemaps.①M(fèi)arktheancientsearoutestravelledbyZhengHeintheMingDynasty.②Markthe21stCenturyMaritimeSilkRoadandtheSilkRoadEconomicBelt.Suggestedanswers:（見課件）3.Readandretell.AskstudentstoreadthetextandretellChina'sseaexploration.【設(shè)計意圖】文本按照時間順序展開，對每個時期的探索從航海抵達(dá)區(qū)域、主要事件、航海目的和結(jié)果等維度進(jìn)行說明。教師引導(dǎo)學(xué)生借用結(jié)構(gòu)圖、表格和地圖梳理文本信息，將碎片化的信息結(jié)構(gòu)化，加深對說明文結(jié)構(gòu)特征的認(rèn)知；同時，學(xué)生通過有邏輯、有條理的復(fù)述提高語言運(yùn)用能力和表達(dá)能力，并為后續(xù)進(jìn)一步探究主題意義、深度理解文本作鋪墊，為在新語境中遷移所學(xué)內(nèi)容、實現(xiàn)創(chuàng)新表達(dá)創(chuàng)造條件。StepII應(yīng)用實踐活動四：分析與判斷Readforfactsandopinions.(1)Askstudentstoreadthefollowingsentencesandgettoknowthedifferencesandconnectionsbetweenfactsandopinions.FactsandopinionsAfactisanythingthatisdoneorhappens;anythingactuallyexistent;anystatementstrictlytrue;truth;reality.Factsarestatementsthatcanbeproven.Factsmaybetrueorfalse.Anopinioncanbeageneraloranindividualview,belieforimpression.Opinionscanbeargued.Opinionsmaybesupportedwithfacts.Askstudentstodiscussthefollowingquestionswiththeirgroupmembers.Andthenhavethemfinishthechart.QuestionsFactsOpinions①Whichcountriesreachedoutacrosstheseainthepastandwhy?②Whatbenefitsandproblemsdidthosecountriesgetfromdoingthis?③Whateffectsdidreachingoutacrosstheseainthepasthaveontheworld?④WhatdoyouthinkisthesignificanceoftheBeltandRoadInitiative?Suggestedanswers:QuestionsFactsOpinions①Europeanexplorers,China,India,Ceylon,Africanroyalfamilies.Fortrade.②Theygotnewproductsfrommanydifferentcountriesandbecamemoreawareofothercultures.Insomecases,thisledtoinvasionandconquest.③Thelandandsearoutesremainedactivechannelsbetweendifferentculturesforcenturies.Generallyspeaking,theresultwaspositive,asitadvancedthespreadofknowledge,technology,andgoods,andmadetheworldasmallerplace.④TheaimofthisinitiativeistoencouragecooperationandtradeacrossthehistoricSilkRoadareas,andstrengthenthebondsbetweenChinaandtherestoftheworld.ItwillleadtogreaterintegrationwithChinaandothercountries.【設(shè)計意圖】教師引導(dǎo)學(xué)生整合、分析有關(guān)海洋探索的信息，并基于事實信息表達(dá)自己的觀點(diǎn)、培養(yǎng)學(xué)生的邏輯思維能力和批判性思維能力，實現(xiàn)深度學(xué)習(xí)。StepII遷移創(chuàng)新活動五：批判與評價1.Makecomparisonsandvoiceopinions.(1)Makecomparisons.①Askstudentstocomparethechangesofregions,eventsandresults/purposesovertime.Andthenhavethemdiscussthequestionwiththeirgroupmembers:Whatconclusionscanyoudrawfromthem?②AskstudentstocomparethepurposesofChina'sseaexplorationandothercountries'andthinkabouttheirsimilaritiesanddifferences.Suggestedanswers:①Today,tradeandcuriositystillremainmotivationsofseaexploration.Chinaispursuingcooperation,bonds,developmentofthewholeareaandbenefitsformankind.Chinatodayismuchstrongerthaneverbeforeandwearemoreinvolvedininternationalaffairsandshouldergreaterresponsibilityformankind.②Similarities:Promoteculturalexchange,encouragecooperationandtrade,strengthenthebonds,andenhancerelationships.Differences:Thereexistinvasionandconquestinsomeothercountries'seaexploration.ButChinaisnotlikethis.(2)Voiceopinions.①Askstudentstodiscussthedifficultiespeoplemeet(metorwillmeet)ineachperiodofseaexploration.Suggestedanswer:Inthepast:badtransportation,badclimate,simpletools,unexpecteddanger,languagebarriers,cultureconflict,lackingknowledgeofnavigation,...Todayorinthefuture:extremeweatherconditions,severepressureinthedeepsea,thelimitinadvancedtechnology,...②Askstudentstodiscussthefollowingthreequestions.·WhydoyouthinkChinacontinuestoexploretheseadespiteallthedifficulties?·WhatbenefitswillChina'sseaexplorationbringtotheworld?·Asstudents,areyouinfavourofthefurtherseaexploration?Whatcanwedoforseaexploration?Suggestedanswers:·Despiteallthedifficulties,Chinacontinuestoexploretheseaforthebenefitofallhumans.·Helppromotetheeconomicprosperityandeconomiccooperation,strengthenexchangesandmutuallearningbetweendfferentcivilisations,andimproveworldpeaceanddevelopment.【設(shè)計意圖】教師引導(dǎo)學(xué)生對比、分析中外海洋探索在目的上的異同之處，了解中國自古秉承的和平、友好、互助的外交傳統(tǒng)，思考中國海洋探索的困難與意義，理解我國發(fā)展海洋事業(yè)的責(zé)任與使命，并由國家推及個人，認(rèn)知個人與國家戰(zhàn)略的緊密關(guān)系，增強(qiáng)民族使命感，同時升華文章的主題意義。2.Assignment.(1)AskstudentstosurftheInternettogetmoreinfor