高三英語一輪按話題復習之自然災害與環(huán)境保護公開課課件

高三一輪按話題復習

之

自然災害與環(huán)境保護

NaturalDisasters&EnvironmentalProtectionStep1:VocabularybrainstormNaturaldisastersCause?droughtfaminefloodearthquaketsunami…volcanoeruptionhurricanethunderstormtyphoonNaturaldisastersHumanactivitiesStep1:VocabularybrainstormCutdowntreesBurnfossilfuelKeepbadbehaviorsOverdevelopBuildfactoriesGiveoffpoisonousgasReleasepollutedwaterHuntanimalswithoutmercyNeglectpopulationexpansion…floodearthquakedroughtfaminetsunamihurricanetyphoonthunderstormvolcanoeruption…NaturaldisastersHumanactivitiesHarmfulresultsStep1:VocabularybrainstormFalldownLieInruinsFallintoruinscutoffthepowerCausegreatdamageCauseeconomiclossesGetinjuredBemissingLoseone’slifeSufferextremeweatherLeadanuncomfortablelifeLosehabitatBeendangered/indangerDieoutDestroythebalanceofnatureAppreciatetheimportanceofenvironmentalprotectionTaketheresponsibilitytoprotecttheenvironmentArouseawarenessofsustainabledevelopmentPreventpollutionsSaveresourcesBuyenvironment-friendlyproductsAdvocateusingrenewableenergyHoldannualmeetingstoremindpeopleof…CarryoutWildlifeprotectionprogramsconservenaturalhabitats

ProtectendangeredspeciesfrombeinghuntedSetupmorenaturalreservesNaturaldisastersHumanactivitiesHarmfulresultsEffectivemeasuresStep1:VocabularybrainstormNaturaldisastersHumanactivitiesHarmfulresultsEffectivemeasuresStep1:VocabularybrainstormTask1:Usingvocabulary

Theglobal___________________(平均氣溫)hasincreasedby0.8℃from17℃in1951to17.8℃in2001.Thus,wecancometoaconclusionthatourearthisgettingwarmerandwarmer.Asfarasweknow,themajorreasonforglobalwarmingisdueto__________________(人類活動).Firstly,theuseof___________(化石燃料)byindustryreleasesgreenhousegases.Moreover,_____________(砍伐)forestsmeansthatlesscarbondioxidecanbechangedbackintooxygen.Asaconsequenceof________________(全球變暖),thesealevelisrising.Andpeoplearesufferingmore_________________(極端氣候).Theincreaseintemperatureisalsocausingmuch_________(破壞)tothebalanceofnature.It’shightimethatweshould_______________(采取措施)toprotectourearth.Notonlycanwecontrolthe_________(釋放、排放)ofcarbondioxide,butalsowecanbeencouragedtousenewenergy,suchas_____________(太陽能).Inaword,onlyinthiswaycanwemakeourearthabetterplaceforourhumanbeings.averagetemperaturehumanactivitiesfossilfuelscuttingdownglobalwarmingextremeweatherdamagetakemeasuresreleasingsolarenergy2.課本佳句：Butonemillionpeopleofthecity,whothoughtlittleoftheseevents,wereasleepasusualthatnight.[句型要點]：非限制性定語從句[仿句]：每個人都在破壞地球，然而他們可能自己都沒有意識到這一點。

____________________________________________1.課本佳句：Thepigsweretoonervoustoeat.[句型要點]：too…to結構

[仿寫]：被污染的水太臟了不能喝。

___________________________________________Task2:makingsentencesStep2:SentenceimitationThepollutedwateristoodirtytodrink.Everybodyiscausingdamagetotheearth,which,however,theymaynotrealize.3.課本佳句：Allhopewasnotlost.[句型要點]：all…not…部分否定句

[仿句]：并不是所有措施都有效。

____________________________________________Task2:makingsentencesStep2:SentenceimitationAllthemeasuresarenoteffective.4.課本佳句：Iwasabouttogobacktosleepwhensuddenlymybedroombecameasbrightasday.[句型要點]：beaboutto…when…[仿句]：救援人員正要離開，就在這時另一場地震發(fā)生了。

___________________________________________Therescueworkerswereabouttoleavewhenanotherearthquakehappened.5.課本佳句：Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedglobalwarming.[句型要點]：①Thereisnodoubtthat…句型

②Itis…that…強調句

[仿句]：毫無疑問保持生態(tài)平衡是很重要。(Thereisnodoubtthat…)___________________________________

正是隨著世界人口的增長，我們的環(huán)境變得越來越糟糕。(itis…that…,withtheincreaseof…)

______________________________________Task2:makingsentencesStep2:SentenceimitationThereisnodoubtthat

itisimportanttokeepthebalanceofnature.

Itiswiththeincreaseoftheworldpopulationthatourenvironmentisgettingworseandworse.1.時態(tài)準確2.要點齊全3.分段合理4.語句地道5.過渡自然Step3:Passageappreciation

Theglobalaveragetemperaturehasincreasedby0.8℃from17℃in1951to17.8℃in2001.Thus,wecancometoaconclusionthatourearthisgettingwarmerandwarmer.

Asfarasweknow,themajorreasonforglobalwarmingisduetohumanactivities.Firstly,theuseoffossilfuelsbyindustryreleasesgreenhousegases.Moreover,cuttingdownforestsmeansthatlesscarbondioxidecanbechangedbackintooxygen.Asaconsequenceofglobalwarming,thesealevelisrising.Andpeoplearesufferingmoreextremeweather.Theincreaseintemperatureisalsocausingmuchdamagetothebalanceofnature.It'shightimethatweshouldtakemeasurestoprotectourearth.Notonlycanwecontrolthereleasingofcarbondioxide,butalsowecanbeencouragedtousenewenergy,suchassolarenergy.Inaword,onlyinthiswaycanwemakeourearthabetterplaceforourhumanbeings.Phenomena擺現(xiàn)象Reasons列原因Measures說措施Linkingwords連接詞、過渡詞usefullinkingwords并列、遞進因果轉折羅列總結besides,inaddition,what’smore,furthermore…but,however,onthecontrary,otherwise…because,dueto,becauseof,thanksto,owingto,therefore,asaresult,consequently…inaword,allinall,ingeneral,inconclusionontheonehand/ontheotherhand,foronething/foranother;atfirst/then/finally/eventually…Step3:PassageappreciationTheglobalaveragetemperaturehasincreasedby0.8℃from17℃in1951to17.8℃in2001.Thus,wecancometoaconclusionthatourearthisgettingwarmerandwarmer.

Asfarasweknow,themajorreasonforglobalwarmingisduetohumanactivities.Firstly,theuseoffossilfuelsbyindustryreleasesgreenhousegases.Moreover,cuttingdownforestsmeansthatlesscarbondioxidecanbechangedbackintooxygen.Asaconsequenceofglobalwarming,thesealevelisrising.Andpeoplearesufferingmoreextremeweather.Theincreaseintemperatureisalsocausingmuchdamagetothebalanceofnature.It'shightimethatweshouldtakemeasurestoprotectourearth.Notonlycanwecontrolthereleasingofcarbondioxide,butalsowecanbeencouragedtousenewenergy,suchassolarenergy.Inaword,onlyinthiswaycanwemakeourearthabetterplaceforourhumanbeings.Task3:writingpassages書面表達

調查顯示,中國長江江豚(finlessporpoise)受人類活動影響而瀕臨滅絕，目前總數(shù)不足1000只。假設你是李華,現(xiàn)請用英文給WWF(世界自然保護基金組織)寫一封信，請他們關注這一狀況并提供幫助。內容應包括:·說明寫信目的

·簡述江豚現(xiàn)狀

·希望WWF如何幫助(比如:資助江豚保護項目等)·表示感謝并期待回復注意:(1)詞數(shù)不少于80;(2)書信格式及開頭均已給出(不計入總詞數(shù))。DearSirorMadam,I'mastudentfromChongqing,China._____________________________________