Unit+6+Developing+ideas+課件【備課精研+知識精講】 高中英語外研版（2019）必修第二冊

DevelopingideasWhat’sreallygreen?Book2Unit6Earthfirstmajorityfalseamountdevicestand-bymodeelectricityleakappliancen.

多數(shù)，大多數(shù)(人或物)adj.

不正確的，錯誤的n.

數(shù)量，數(shù)額n.

設備，儀器，裝置adj.備用的n.(機器、設備的)運行方式，狀態(tài)，模式n.

電v.(使)漏，(使)滲漏n.家用電器，家用器具remove

oaccountlitrecampaignurgecanteenconcernedv.移走，搬走，去掉n.(電)插頭把……考慮進去n.升，公升n.(宣傳)活動v.竭力主張,強烈要求，敦促n.(工廠、學校等的)食堂，餐廳adj.焦急的，擔憂的BeforereadingLookatthequestionsabout“green

living”andtickyouranswers.1Whichshoppingbagismore

environmentallyfriendly? Aplasticbag. Apaperbag. Neitherofthese.2

Whatshouldyoudotosaveenergywhenleavingyourhome? Turnoffadevice. Unplugadevice. Neitherofthese.3Whatfoodisbetterfortheenvironment?

Foodproducedneartowhere

youlive.

Foodproducedfarfromwhere

youlive.

Itdepends.4Whichuseslesswater? Takingabath. Takingashower. Itdepends.Nowworkingroupsandseeifotherpeopleshareyourideas.1.Papershoppingbagsarebetterthanplasticones.2.Whenyouturnoffadevice,itstopsusingpower.3.Eatinglocalfoodisgoodfortheenvironment.4.It'sbettertotakeashowerthanabath.Doyouthinkthefollowingstatementsaretrueorfalse?Nowlet'sreadapassagetocheckyouranswers.What’sreallygreen?WhilereadingReadandfinishthetasksasquicklyaspossible.Lookthroughthepassageandcheckyouranswers.Task11.Papershoppingbagsarebetterthanplasticones.2.Whenyouturnoffadevice,itstopsusingpower.3.Eatinglocalfoodisgoodfortheenvironment.4.It'sbettertotakeashowerthanabath.Paperbagsarenotgoodfortheenvironment.Turningoffadevicewon'tstopitfromusingpower.Eatinglocalfoodisn'talwaysbetterfortheenvironment.It’snotalwaysbettertotakeashowerthanabath.P6821.Makingapaperbagusesmoreenergy

andwaterthanmakingaplasticbag.

Italsoproducesmoregreenhousegases.Paperbagsarenotgoodforthe

environment.Turningoffadevicewon’tstop

it

fromusingpower.Eatinglocalfoodisn’talwaysbetter

fortheenvironment.It’snotalwaysbettertotakeashowerthanabath.2.Devicesturnedoffgointostand-bymodeandstillusepower.3.Localproducesometimesmightusemoreenergyandproducemoregreenhousegasesthanproducegrownalongwayaway-eventakingintoaccountitstransport.4.Ifyouspendmorethaneightminutesinashower,you'lluseasmuchwaterasinabath-about50litresofwater.Readtheeffectsandcompletethecausesoftheseaccordingtothepassage.Task2ThinkShareTask3Paperbagsarenotgoodforthe

environment.Turningoffadevicewon’tstop

it

fromusingpower.Eatinglocalfoodisn’talwaysbetter

fortheenvironment.It’snotalwaysbettertotakea

showerthanabath.P70Whichofthe“greentruth”surprisesyoumost?Giveyourreasons.Q1Areyouawareofanyother“greentruths”thatarenottrue?Sharethemwiththeclass.Q2How“green”areyou?Shareyour“greenactions”withtheclass.Q3Carpoolingisnotasgreenasitisclaimedtobe.Inmostcases,thisisworsethantakingprivatecarsbecausetheyhavetorushbackandforthbetweencarpoolers,whichactuallyincreasethemileage.Afterreadinganalyzing,retellingandsummaryIntroductionBodyConclusionGreentruth1Greentruth2Greentruth3Greentruth4Retellthepassagebasedonfoursubheadingsandsomekeywords.Greentruth1timetobreakdown;usagesofenergyandwater;

producegreenhousegasesPapershoppingbagsarebetterthanplasticones.Greentruth2stand-bymode;electricitycontinuestoleak;removetheplugWhenyouturnoffadevice,itstopsusingpower.Greentruth3transportedlongdistances;keptcold;productionofthefood;energyandgreenhousegasesEatinglocalfoodisgoodfortheenvironment.Greentruth4showertime;bathsize;eightminutes;50litresIt'sbettertotakeashowerthanabath.Insomecases,localproducemighthaveusedmoreenergyandproducedmoregreenhousegasesthanproducegrownalongwayaway-eventakingintoaccountitstransport.V-ed作后置定語=thatisgrownalongwayaway

非謂語作讓步狀語將……考慮在內(nèi)ParaphraseSometimes,evenwhenweconsiderfoodtransport,localfoodmighthaveusedmoreenergyandproducedmoregreenhousegasesthanfoodthatisgrownalongwayaway.在有些情況下，即使將運輸?shù)囊蛩乜紤]在內(nèi)，本地的農(nóng)產(chǎn)品也可能比距離遙遠的外地種植的農(nóng)產(chǎn)品耗能更多，產(chǎn)生的溫室氣體也更多。Workingroups.Giveatalkaboutoneofthe“greentruths”inthepassage.Usethesequestionstohelpplanyourtalk.●Which“greentruth”areyougoingtotalkabout?●Whydopeoplebelieveitis“green”?●Whyisitnotcompletelytrue?●Whatcanyoudotobecome“greener”?2Organiseyourtalkfollowingthestepsbelow.●Startyourtalkbystatingthetopic.●Describeyourchosen“greentruth”inmoredetail.●Explainwhyitisnotcompletely“green”.●Endyourtalkbyencouragingyouraudiencetobecome“greener”.Whatcanyoudotobecome“greener”?＊SaveElectricity.

Unplugdevicesthatareinstandbymode!＊Bringyourownlunch.Reusablecontainersmakeiteasytoreducetrashoutput.＊Recycle/Reuse

Your

Books.You’llbegivingsomeoneelsethechancetolearnwithoutusingmoreresources,orsavingresources.It’sawin-win.＊…

ChangingYourPersonalHabitsCarryareusablewaterbottlesoyouwillnotneedbottledwater.Usereusablebagswhileyou’reshopping.Reuseitemstosavethemfromthelandfill.Reducetheamountoftimeyouspendusingelectronics(電子產(chǎn)品).Buysecond-handproductsorborrowitemsinsteadofbuyingthemnew.turnlightsoffwhentheyaren’tin