新视野大学英语(第三版)读写教程Book4-Unit7-Section-A-The-coming-energy-crisis课件

4Unit7EnergyandfoodcrisesFOREIGNLANGUAGETEACHINGANDRESEARCHPRESSHEBEIUNIVERSITY4Unit7Energyandfoodcrises12applythereadingskill–identifyingtheauthor’spurpose3writeanessayfollowingthestructureofcause-and-effect4practicethetranslationskill–passivevoice5developacriticalviewonenergycrisisusethekeylanguagetotalkaboutenergycrisis1

Objectives2applythereadingskill–ide2SectionAThecomingenergycrisisProjectoftheunitInspiringyourthoughtsEnhancingyourskillsPresentingyourprojectSectionAThecomingenergy3ProjectforecastingInspiringyourthoughtsEnhancingyourskillsPresentingyourprojectProjectoftheunitLead-inProjectforecastingInspiringy4Step1WatchthevideoclipandtrytodescribetheenergycrisisintheUnitedStates.TaskTalkingaboutenergycrisisProjectoftheunitLead-inStep1Watchthevideoclipand5ProjectoftheunitLead-inReferenceanswers：

TheproblemintheUnitedStatesisthatpeopledonotknowwheretheenergycomesfrom.Otherproblems:environment,securityissues.Weuseenergybutwedonotknowtheconsequences.Weseldomreallythinkaboutourenergysupplyunlesswehaveanenergyemergency.Theonlywayistomoveourselvesfromoil.Theworldisgettingwarmerandwarmer.Somegenerationmaypayforthatifnotourgeneration.ProjectoftheunitLead-inR6Step2Lookatthefollowingpicturesanddiscussthefollowingquestionsinpairs.ProjectoftheunitLead-in1. Whatkindsofenergyarethey?Aretheytraditionalornew?WindenergynewBiomassenergynewStep2Lookatthefollowingpi7NuclearenergynewCoaltraditionalProjectoftheunitLead-inNuclearenergynewCoalt8TidalenergynewGeothermalenergynew地热能ProjectoftheunitLead-inTidalenergynewGeothermal9SolarenergynewOsmoticenergynew盐差能ProjectoftheunitLead-inSolarenergynewOsmoticene10WaveenergynewGastraditionalProjectoftheunitLead-inWaveenergynewGastrad112. Afterknowingaboutvariouskindsofenergy,doyouthinknewenergywillreplacetraditionalenergy?Althoughrenewableenergiesarenotyeteconomicallycompetitivewithfossilfuels,theirpricebecomesmoreattractivewhencomparedwiththehealthandenvironmentalcostsassociatedwithburningcoalandoil.Perhapsthebestsolutiontoourgrowingenergychallengescomeslikethis:

“Oursociety’sfuturesuccesscannothingeononesinglesolution.Theanswerinsteadmustcomefromafamilyofdiverseenergytechnologiesthatshareaunifiedpurpose–theydonotdepleteournaturalresourcesordestroyourenvironment.”ProjectoftheunitLead-in2. Afterknowingaboutvarious12Lead-inInspiringyourthoughtsEnhancingyourskillsPresentingyourprojectProjectoftheunitProjectforecastingLead-inInspiringyourthoughts13Astheworld’spopulationrapidlygrows,responsiblemembersofsocietyareincreasinglyconcernedabouttwoprominentissues:theenergyandfoodcrisis.Althoughseeminglyseparate,thetwoissuesare,infact,closelyrelated.Highenergycostsdriveupthecostsofgrowing,producinganddeliveringfood.Whatarethemajorcausesofaglobalfoodshortage?Whatchallengesdowefaceinusingrenewableenergysuchassolarandwindenergy?Whatdoyouthinkarefeasiblesolutionstotheenergyandfoodcrisis?That’swhatyouareexpectedtolearnandtalkaboutinthisunit.Pleasegetpreparedbydoingthefollowingactivities.ProjectoftheunitAstheworld’spopulationrapi14EnhancingyourskillsPresentingyourprojectProjectoftheunitInspiringyourthoughtsGlobalunderstandingDetailedunderstandingEnhancingyourskillsPresentin15Readthroughthetextandanswerthefollowingquestions.1)Whyourworld’sthirstforenergytripled?2)Whatisourchoiceinthefuture?GlobalunderstandingofthetextInspiringyourthoughtsGlobalunderstandingTaskStep1Readthroughthetextandansw16InspiringyourthoughtsGlobalunderstandingReferenceanswers：

1)Whyourworld’sthirstforenergytripled?Theworld’sthirstforenergytripledbecauseoftherapidincreaseofpopulation,theindustrializedage,etc.2)Whatisourchoiceinthefuture?Wehavetoprepareforanewageofenergysynthesis.InspiringyourthoughtsGlobal17InspiringyourthoughtsGlobalunderstandingWorkingroupsoffourandreadParas.5-8again.Eachgroupchoosesonetypeofnewenergyanddiscussitsadvantagesanddisadvantages.Step2Takebiomassenergyasanexample:Advantages:Biomassenergythatcomesintheformofdeadtrees,leaves,animalcorpsesandfoodprocessingwasteexistsinabundanceandcannotbedepletive.InspiringyourthoughtsGlobal18Disadvantages:

Thereisnowaytoventilatethedirectburningofbiomassasfuelwithoutdiffusingcarbondioxideandothergreenhousegasesintotheatmosphere.Thesegasescanposearisktotheozonelayer,increasingoverallexposureofhumanbeingstoharmfulUVraysfromthesun.Besides,ittakestimeandmoneytocollectandtransportbiomassinitsrawformtoacertainpointforpossessingintofuel,andtheautomationofsuchaprocessistoodifficult.InspiringyourthoughtsGlobalunderstandingDisadvantages:Inspiringyour19EnhancingyourskillsPresentingyourprojectProjectoftheunitInspiringyourthoughtsGlobalunderstandingDetailedunderstandingEnhancingyourskillsPresentin20Inspiringyourthoughts1)Whatenergysourceshastheworlddependedonforitsindustrialdevelopmentinthepast?2)Accordingtothetext,whataretheproblemsoffossilfuels?3)WhataretheproblemsofnuclearpoweraccordingtoParagraph2?4)Whatdoes“thehoneymoonmaysoonbeover”(Para.2)mean?5)Whataretheadvantagesanddisadvantagesofbiomassenergy?6)Accordingtotheauthor,whatisthebestsolutiontotheworld’senergyproblem?Readthetextagainandanswerthefollowingquestions.Task1DetailedunderstandingofthetextDetailedunderstandingInspiringyourthoughts1)What21InspiringyourthoughtsReferenceanswers：

Whatenergysourceshastheworlddependedonforitsindustrialdevelopmentinthepast?Theworldhasdependedmainlyonnon-renewablefossilfuelslikecoal,oilandnaturalgasforitsindustrialdevelopmentinthepast.Detailedunderstanding2)Accordingtothetext,whataretheproblemsoffossilfuels?Fossilfuelshavetwomajorproblems:Theirsupplyislimited,andtheycausehealthandenvironmentalproblems.tobecontinuedInspiringyourthoughtsReferen22Inspiringyourthoughts3)WhataretheproblemsofnuclearpoweraccordingtoParagraph2?1.Nuclearpowerisnotreallycheapwhenallcostsareconsidered;2.Disastrousnuclearaccidentscouldhappen;3.Nuclearwastecanbeusedimproperlytocausedamage.Detailedunderstanding4)Whatdoes“thehoneymoonmaysoonbeover”(Para.2)mean?Itmeansthatthetimewhenthereissufficientsupplyofcheapenergyfromfossilfuelswillsoonbeover.Here“honeymoon”isusedmetaphorically.tobecontinuedInspiringyourthoughts3)What23Inspiringyourthoughts5)Whataretheadvantagesanddisadvantagesofbiomassenergy?Biomassenergyisarenewableenergyoption,buttheproductionofitcancauseairpollutionandozonelayerdepletion.Theprocessofproducingitisalsocomplicatedandcostly.Detailedunderstanding6)Accordingtotheauthor,whatisthebestsolutiontotheworld’senergyproblem?Accordingtotheauthor,thebestsolutiontotheworld’senergyproblemmustcomefromvariousenergytechnologiesthatarenon-damagingtotheenvironment,ratherthanfromanysingletechnology.Inspiringyourthoughts5)What24InspiringyourthoughtsDoyouthinktheworldwillexperienceanenergycrisisinthenearfuture?Whyorwhynot?Workinpairsanddiscussthefollowingquestion.Task2CriticalthinkingDetailedunderstandingYes.Because:•Non-renewablefossilfuelsarebeingusedup.•Nuclearenergyisnotsafe.•Renewableenergyalternativesarestilltooexpensive,andcan’tbeusedonalargescale.•Populationisincreasingfast.•Developingcountriesdemandmoreenergythanbeforebecauseoftheireconomicdevelopment.InspiringyourthoughtsDoyou25InspiringyourthoughtsDetailedunderstandingNo.Because:•Thereisstillabundantoilandnaturalgasintheground.Therearemoreknownreservesnowthantherehaveeverbeen.•Conservationwillplayarole.•Energyefficientproductsandbuildingsarebecomingmoreandmorecommon.•Newenergytechnologiesarebeingdevelopedandperfected.InspiringyourthoughtsDetaile26PresentingyourprojectProjectoftheunitInspiringyourthoughts

StructureanalysisEnhancingyourskills

Languagehighlighting

LanguagelearningLanguagefocusAnessayofcause-and-effectPresentingyourprojectProject27Workingroups.Addalisttoyourwordbankofspecialtermsforenergy.Step1Task1Learningwordsandexpressionstotalkaboutenergybiomassplantoranimalsubstancesusedforfuelhydroelectricityelectricityproducedbywaterpowerrenewablesourcessourcesthatcanberenewedsolarenergyenergyfromthesunthatisconvertedintoelectricitygeologyasciencethatdealswiththehistoryofearthdepletiontheactofdecreasingsth.markedlyStep2

Matchthewordswiththeirmeanings.LanguagefocusLanguagelearningEnhancingyourskillsWorkingroups.Addalistto28diffuseslashintricateindefiniteextinctfringeunifyventilatereducesth.byalargeamountnotexistinganymoremakeheat,light,liquid,etc.spreadthroughsth.verydetailedindesignorstructurevagueornotclearlydefinedorstatedtheouteredgeofsth.allowfreshairtoenteraroomorbuildingbringtogetherforacommonpurposeorinasharedsituationdiffusereducesth.byalarge291) Theworldhealthorganizationwasestablishedin1948,andoneofitsfirstresponsibilitiesthenwasto_____theseparateinternationalhealth-relatedtreatiesinasinglecode.Becauseofover-hunting,thenumberofcertaintypesofwhaleshasbeenreducedsogreatlythattheyareindangerofbecoming______.Onlineshoppingandotherelectronicservicescouldwell_____thenumberofentry-leveljobsinthetraditionalretailsector.extinctslashunifyextinctslashunifyFillintheblankswiththewordsinthebox.LanguagefocusLanguagelearningStep3Enhancingyourskills1) Theworldhealthorganizati304) Thetheaterisequippedwitha(n)_________systemofstagemachinerytomeetthedemandofeventhemostcomplexshow.5) Thesenator,whowasagainstthewar,claimedthatwithallthe_________andcomplexeconomicandpoliticalfactors,theoutcomeofthewarwasstilluncertain.6) Whileconservationstodayplayadominantroleinmainstreampolitics,therewasonceatimewhentheywereonthe_______ofAricatefringeindefiniteintricateindefinitefringeLanguagefocusLanguagelearningEnhancingyourskills4) Thetheaterisequippedwit317) Theworld’snationalparksarefacedwithgreatchallengesinbalancingeconomicactivityandenvironmental___________.8) Expertspointoutthatpeoplewillreadilyseetheneedto________theirhomesforfreshairtogetridofvirusesthatmaycausedisease.9) Ifproperlymanaged,thislarge_______willcreatebotharenewablesourceofenergyandmaximumrubberproduction.preservationventilateventilatepreservationclearingclearingLanguagefocusLanguagelearningEnhancingyourskills7) Theworld’snationalparks3210) Whiletheenergymarketshareforcoal______________declineinmanypartsoftheworld,coalisstillexpectedtobethemostcommonfuelinthenextfewdecades.11) Thespeedatwhichnewtechnologiesareadoptedand______canaffecttheabilityofinnovatorstoflourishinaparticulareconomy.12) Iwouldliketopurchasemyownhome.I________________rates,mortgageandhouseinsuranceandit’sonlyabitmoreexpensivethanwhatIcurrentlypayinrent.isprojectedtodiffuseddiffusebeprojectedtofactorinhavefactoredinLanguagefocusLanguagelearningEnhancingyourskills10) Whiletheenergymarketsh3313)Beforegoingfurther,letme_________animportantpointabouttheorganizationsthatareinvolvedinthisresearchprogram.14) Accordingtothereport,therewasnoevidenceshowingthatthesebiotechproductswould____________humanlifeorhealth.15) Globalstabilitywill________theabilityofnationstosharethefruitsofashrinkingplanetinharmonyandwithgreaterequity.clearupposearisktoposearisktoclearuphingeonhingeonLanguagefocusLanguagelearningEnhancingyourskills13)Beforegoingfurther,let341.triple(Para.1)v.increasebythreetimesasmuch,ormakesth.dothis（使）成为三倍，增加两倍Translation:几年中，他将房子的面积扩大到了原来的三倍。Withinafewyears,hetripledthesizeofthehouse.EnhancingyourskillsTask2DetailedlearningofkeyvocabularyLanguagefocusLanguagehighlighting1.triple(Para.1)v.increase351.triple(Para.1)a. involvingthreethingsofthesamekind有三个同类事物的；三重的Translation:她的教练是三届奥运会冠军。HertrainerisatripleOlympicchampion.EnhancingyourskillsLanguagefocusLanguagehighlighting1.triple(Para.1)a. involvin362.extinct(Para.2)a. (ofanimal,plant,orlanguage,etc.)notexistinganymore（动、植物或语言等）灭绝的，绝种的，消失的Translation:按照目前的下降速度，许多雨林动物不到十年就会灭绝。Atthecurrentrateofdecline,manyoftherainforestanimalscouldbecomeextinctinlessthan10years.EnhancingyourskillsLanguagefocusLanguagehighlighting2.extinct(Para.2)a. (ofani37extinctdistinctextinguishDistinguishthefollowingthreewordswhichhaverelevantformsbutdifferentmeaningsandfillintheblanks.extinct:a.

灭绝的；绝种的；熄灭的distinct:

a.

明显的；独特的；清楚的；有区别的extinguish:vt.（火）熄灭；（希望等）破灭；灭绝EnhancingyourskillsLanguagefocusLanguagehighlightingextinctdistinct381)

这消息使她对理查德返回的希望破灭了。

Themessage___________herhopeofRichard’sreturn.2)科学家指出引起这种瘟疫的疾病很可能已经消亡了。Scientistsarguethatthediseasethatcausedtheplagueislikelytobe_______.3)工程学和工艺学是互不相同的学科，也不同于理科。

Engineeringandtechnologyaredisciplines_______fromoneanotherandfromscience.extinguishedextinctdistinctEnhancingyourskillsLanguagefocusLanguagehighlighting1)这消息使她对理查德返回的希望破灭了。extingu393.synthesis(Para.3)n.(pl.syntheses)1.[C,U]acombinationofdifferentthings,ortheprocessofcombiningthings综合物；综合体；综合

Translation:这本书在很多方面是他以前作品的集大成之作。Thisbookisinmanywaysagrandsynthesisofhispreciousworks.EnhancingyourskillsLanguagefocusLanguagehighlighting3.synthesis(Para.3)n.(pl.403.synthesis(Para.3)n.(pl.syntheses)2.[U]theactofmakingachemicalorbiologicalsubstance合成Translation:这种物质阻碍蛋白质的合成。Thissubstancepreventsthesynthesisofproteins.EnhancingyourskillsLanguagefocusLanguagehighlighting3.synthesis(Para.3)n.(pl.411)他的小说融合了大量巴尔干半岛的历史和神话故事。Hisnovelsarearich________ofBalkanhistoryandmythology.2)经过大量研究之后，艾伯特·霍夫曼于1938年首次成功合成了迷幻剂。

Afterextensiveresearch,AlbertHoffmanfirstsucceededin__________theLSD(Lysergids)in1938.3)系统仿真是一门包含多学科的综合技术。System

simulationtechnology

is

a

_________

technologycombiningmultipledisciplines.Fillintheblankswithdifferentformsofthewordsynthesis.synthesissynthesizingsyntheticalEnhancingyourskillsLanguagefocusLanguagehighlighting1)他的小说融合了大量巴尔干半岛的历史和神话故事。Fill424.confederation(Para.4)n.[C]agroupofpeopleororganizationsthatareunited同盟；联盟Translation:这两个国家很可能在将来组成一个联盟。Thetwocountriesmaywellformaconfederationinthefuture.EnhancingyourskillsLanguagefocusLanguagehighlighting4.confederation(Para.4)n.[431)Whilerenewableenergysourcesarepromising,aninternational___________ofscientistsandengineersisworkingfeverishlytoovercomethevariousobstaclesassociatedwithnewenergy.尽管可再生能源前景乐观，一个由科学家和工程师组成的国际联盟却正在积极工作，努力克服与新能源相关的各种障碍。2)Our______purposeistofightagainstenergydepletion.我们的共同目标是对抗能源匮乏。confederationunificationFillintheblankswiththecorrectformofthefollowingwords.confederationunifiedEnhancingyourskillsLanguagefocusLanguagehighlighting1)Wricate(Para.5)a.verydetailedindesignorstructure复杂精细的；盘根错节的Translation:他仔细查看了所有剪纸，寻找最复杂精细的图案。Heexaminedallthepapercuts,lookingforthemostintricatedesigns.EnhancingyourskillsLanguagefocusLricate(Para.5)a.very45intricatesophisticatedcomplexcomplex:a.复杂的，侧重内在关系的复杂，需通过仔细研究与了解才能掌握和运用intricate:

a.复杂的；错综的，着重指错综复杂，令人迷惑sophisticated:a.复杂的；精致的，多指人世故的，圆滑的EnhancingyourskillsLanguagefocusLanguagehighlightingDricatesophisticated461)第一个是个复杂缠结的网状结构，好像由巨大的金属线条组成。

Thefirst

one

isan

________

network

of

whatappearstobehugemetallicstripes.

2)这些人是外交领域干练的观察员。

Thesepeoplearevery___________observersoftheforeignpolicyscene.3)这个方案牵涉许多复杂的技术问题。

This

project

involves

a

lot

of________

technical

problems.

intricatesophisticatedcomplexEnhancingyourskillsLanguagefocusLanguagehighlighting1)第一个是个复杂缠结的网状结构，好像由巨大的金属线条组成476.excavation(Para.7)n.[U]theprocessofmakingaholeinthegroundbydiggingupsoiletc.挖掘；开凿Translation:他们的注意力集中在花园旁边的挖掘机上。Theirattentionwasfocusedontheexcavationmachinenexttothegardens.EnhancingyourskillsLanguagefocusLanguagehighlighting6.excavation(Para.7)n.[U]487.clearup(Para.7)1. makeaplacetidybyremovingthingsyounolongerwant清理；收拾Translation:妈妈回来之前我必须收拾好房间。Imustclearupmyroombeforemymotherreturns.EnhancingyourskillsLanguagefocusLanguagehighlighting7.clearup(Para.7)1. makea497.clearup(Para.7)2. (ofweather)getsbetter（天气）好转，转晴Translation:天气预报说夜间天气会转好，结果却下了一整夜大雨。Theweatherforecasthadsaidthatitwouldclearuplateintheevening,butitrainedfuriouslyallnightlong.EnhancingyourskillsLanguagefocusLanguagehighlighting7.clearup(Para.7)2. (ofwe501)早餐后，他们玩的时候我在收拾。

AfterbreakfasttheyplayedwhileIclearedup.Translatethefollowingsentencesbyusingthephraseclearup.2)这一切都取决于天气放晴。

Italldependsontheweatherclearingup.3)应该有你可以征求意见或为你解决问题的人。

Thereshouldbesomeonetowhomyoucanturnforadviceortoclearupproblems.EnhancingyourskillsLanguagefocusLanguagehighlighting1)早餐后，他们玩的时候我在收拾。Translat51MeaningExamples-enceasuffixthatisusedwithsomeadjectivestoformanoun,whichreferstothestateorqualitydescribedbytheoriginaladjective.

confident–confidenceintelligent–intelligencepresent–presenceexcellent–excellenceEnhancingyourskillsLanguagefocusLanguagehighlightingTask3WordformationMeaningExamples-enceasuffix52MeaningExamples-ionasuffixthatisusedwithsomeverbstoformnounswhichdescribesthestateoftheverbs.depress–depressiondistribute–distributionregister–registrationconserve–conservationclassify–classificationEnhancingyourskillsLanguagefocusLanguagehighlightingMeaningExamples-ionasuffixt531.Thesegasescanposearisktotheozonelayer,increasingoverallexposureofhumanbeingstoharmfulUVraysfromthesun.(Para.8)posearisktosth.:createadifficultordangeroussituationforsth.对…造成危险Translation:这些气体会对臭氧层造成威胁，增加人们受到来自太阳的有害紫外线照射的危险。

EnhancingyourskillsLanguagefocusLanguagehighlightingTask4Sentenceanalysis1.Thesegasescanposearisk542.Oursociety’sfuturesuccesscannothingeononesinglesolution.(Para.8)hingeon/uponsth.:dependcompletelyonsth.依…而定；

取决于…Translation:未来我们社会的成功不能依赖于某一单一的解决方案。EnhancingyourskillsLanguagefocusLanguagehighlighting2.Oursociety’sfuturesucces55factorsth.in/factorinsth.:把…计入oncehailedas“toocheaptometer”作插入语使行文更加流畅简洁，清晰易懂。Meaning:Nuclearenergy,whichwasonceapplaudedas“toocheaptomeasure”,hasneverbeensuccessfulinsavingmoneywhenallcostsaretakenintoaccount.EnhancingyourskillsLanguagefocusLanguagehighlightingTask5LanguageappreciationNuclearenergy,oncehailedas“toocheaptometer”,hasneverbeeneconomicallysuccessfulwhenallcostsarefactoredin.(Para.2)factorsth.in/factorinsth56LanguagehighlightingLanguagelearningLanguagefocusStructureanalysisAnessayofcause-and-effectEnhancingyourskillsLanguagehighlightingLan57Readthetextagainandfindoutwhetheritfocusesoncausesoreffects.

Step1Itfocusesoncauses.Thewholeessayisaboutthecausesofenergycrisis.EnhancingyourskillsStructureanalysisAnessayofcause-and-effectTask1Identifyingthewayofdevelopinganessayofcause-and-effectReadthetextagainandfindo58Byreasons.Paragraphs2,5,6,7and8,eachtellingusonereasonofenergycrisis.EnhancingyourskillsStructureanalysisHowisthisidea(topicsentence)supported?Step2Anessayofcause-and-effectByreasons.Enhancingyourskil59Discussingroupswhichthetopicsentenceisandhowitissupported.

ConcludethestructureofParagraph8inTextA.

Step3EnhancingyourskillsStructureanalysisAnessayofcause-and-effectDiscussingroupswhichtheto60Biomassenergyderivedfromplantandanimalmatterisstillanotherrenewablesourcebeingconsideredasastandbyreplacementforfossilfuels.Organicwasteintheformofdeadtrees,leaves,animalcorpsesandfoodprocessingwasteexistsinabundanceandcanbeusedtoproduceenergy.However,thereisnowaytoventilatethedirectburningofbiomassasfuelwithoutdiffusingcarbondioxideandothergreenhousegasesintotheatmosphere.Thesegasescanposearisktotheozonelayer,increasingoverallexposureofhumanbeingstoharmfulUVraysfromthesun.Besides,ittakestimeandmoneytocollectandtransportbiomassinitsrawformtoacentralpointforprocessingintofuel,andtheautomationofsuchaprocessistoodifficult.So,forthetimebeing,biomasshastoomanycostlydrawbackstobeaworkablealternativetofossilfuels.Cause2EnhancingyourskillsStructureanalysisCause1Anessayofcause-and-effectBiomassenergyderivedfrompl61Topicsentence:So,forthetimebeing,biomasshastoomanycostlydrawbackstobeaworkablealternativetofossilfuels.(thelastsentence)Howisitsupported?Bytellingreasons:1)Itdiffusesgreenhousegases.2)Ittakesmuchtimeandmoney.EnhancingyourskillsStructureanalysisAnessayofcause-and-effectTopicsentence:Enhancingyour62DevelopingyourideasPresentingyourideasPresentingyourprojectOrganizingyourideasDevelopingyourideasPresentin6364Writeasurveyreportaboutthefollowingtopic:Howtoconservefood?Projectofthisunit64WriteasurveyreportaboutRequirementsandproceduresEachofyouinterviewafewstudentsandaskthemiftheysometimeswastefoodandwhytheywastefood.Takenoteswhenconductingtheinterview.Groupmembersgathertogethertoreportabouttheinterviews,focusingonthereasonswhystudentssometimeswastefood.Groupmembersworktogethertowriteasurveyreport,usingthedatayouhavegathered.Makeapresentationinclass,usingnecessaryvisualaids.Reporttoyourclassmateswhatyourgrouphasfound,especiallythereasonswhystudentssometimeswastefood.Persuadethemnottowastefood,andtellthemhowtoavoidwastingfood.ProjectofthisunitRequirementsandproceduresEa65PresentingyourprojectDevelopingyourideasWorkingroupsofthreeorfour.Eachgroupdesignsyourquestionsabout“foodconservation”.Eachgroupmembergetspreparedtointerview3-4studentsoncampus.Thefollowingquestionscanbeusedasyourreference.Step1Dotheinterviewandtakenotes.1.Doyousometimeswastefood?Whydoyousometimeswastefood?2.Ifyoueatinarestaurant,willyoupacktheleftovers?3.Ifyoutreatothersinarestaurant,willyouorderfoodmorethanyouneed?PresentingyourprojectDevelop66IdeasforyouressayYourtopicsentenceWhyyousaythat?Words&expressionsWorkingroupsandorganizeyourthoughtstowardyouressay.PresentingyourprojectOrganizingyourideasStep2IdeasforyouressayYourtopic67Reality:Yourreportshouldreflectreality.Persuasive:Alwaysbearyouraiminmind–persuadethemnottowastefood.Informative:Tellthemhowtoavoidwastingfood.Polishyourreportwiththefollowingskills.PresentingyourideasStep3PresentingyourprojectReality:Yourreportshouldre68CriteriaCommentsclearthemesupportiveevidencelogicalstructuregoodwordsandsentencesmeritsworthlearningthingstobeimprovedPresentingyourprojectCriteriaforself-evaluationandpeer-evaluationCriteriaCommentsclearthemesup694Unit7EnergyandfoodcrisesFOREIGNLANGUAGETEACHINGANDRESEARCHPRESSHEBEIUNIVERSITY4Unit7Energyandfoodcrises702applythereadingskill–identifyingtheauthor’spurpose3writeanessayfollowingthestructureofcause-and-effect4practicethetranslationskill–passivevoice5developacriticalviewonenergycrisisusethekeylanguagetotalkaboutenergycrisis1

Objectives2applythereadingskill–ide71SectionAThecomingenergycrisisProjectoftheunitInspiringyourthoughtsEnhancingyourskillsPresentingyourprojectSectionAThecomingenergy72ProjectforecastingInspiringyourthoughtsEnhancingyourskillsPresentingyourprojectProjectoftheunitLead-inProjectforecastingInspiringy73Step1WatchthevideoclipandtrytodescribetheenergycrisisintheUnitedStates.TaskTalkingaboutenergycrisisProjectoftheunitLead-inStep1Watchthevideoclipand74ProjectoftheunitLead-inReferenceanswers：

TheproblemintheUnitedStatesisthatpeopledonotknowwheretheenergycomesfrom.Otherproblems:environment,securityissues.Weuseenergybutwedonotknowtheconsequences.Weseldomreallythinkabouto