Unit6EarthFirstDevelopingideas课件高一英语

Developingideas—ReadingcomprehensionWhat’sreallygreen?Unit6EarthfirstBytheendofthisperiod,youwillbeableto:getthemainideaandhaveageneralknowledgeofwhat’sreallygreeninourdailylife;learntheroleandfunctionofsub-titlesandthestructureofthepassage;distinguishsomerealgreenlivingtruthsfromfalseones;understandthelogicofcauses-effects-measuresinthecontextofagreenlifestyleandthewritingpurposeoftheauthor.CONTENTSIPre-readingIIWhile-readingIIIPost-readingIVSentencesanalysisPre-readingLookatthequestionsabout“greenliving”andtickyouranswers.1.Whichshoppingbagismoreenvironmentallyfriendly?□Aplasticbag.□Apaperbag.□Neitherofthese.2.Whatshouldyoudotosaveenergywhenleavingyourhome?□Turnoffadevice.□Unplugadevice.□Neitherofthese.n.设备，仪器，装置3.Whatfoodisbetterfortheenvironment?□Foodproducedneartowhereyoulive.□Foodproducedfarfromwhereyoulive.□Itdepends.4.Whichuseslesswater?□Takingabath.□Takingashower.□Itdepends.Nowworkingroupsandseeifotherpeopleshareyourideas.How

well

do

you

know

your

environmental

healthandgreentruths?Let’sreadthepassagetolearnmoreabout“what’sreallygreen?”While-readingActivity1

Fast-­readingforbasicinformationⅠ.

What’sthepassagemainlyabout?A．Weshouldraisetheawarenessofenvironmentalprotection.B．Wemusttakecareoftheenvironment.C．Notallthe“greentruths”arereallytrue.D．Thecommonideasarefalse.√Ⅱ.

Thepassagecanbedividedintothreeparts.Matchthemainideawitheachpart.1．Part1(Para.1)

A．Introductionaboutsome“greentruths”．2．Part2(Paras.2－7) B．Weshouldchecktoseewhat’sreallygreen.3．Part3(Para.8) C．Fourcommon“greentruths”showntous.Ⅲ.

Findthesubheadinginthepassage.Ⅳ.

Decideifthefoursubheadingsinthepassagearetrueorfalse.(1)Papershoppingbagsarebetterthanplasticones.(2)Whenyouturnoffadevice,itstopsusingpower.(3)Eatinglocalfoodisgoodfortheenvironment.(4)It’sbettertotakeashowerthanabath.FalseFalseItdepends.Itdepends.Readthepassagecarefullytofindouttherealtruth.Activity2

Careful-­readingfordetailsⅠ.ReadPara.1anddothefollowingexercise.Thepurposeofthefirstparagraphisto___________________.What’sreally“green”inthispassage?Color. B.Inexperienced.C.Environmentalfriendly. D.Young.introducethetopic√=eco-friendly nature-friendly

environment-friendlyenvironmentally

friendlyCausesEffectsMeasuresMakingapaperbagusesmore________________

thanmakingaplasticbag.Italso

produces

____________________________.Paperbagsarenotgoodfortheenvironment.Take____________withyouwhenyougoshopping.Ⅱ.ReadParas.2－4andchoosethebestanswer.1．Readtheeffectsandcompletethecausesandmeasuresoftheseaccordingtothispart.energyandwatermoregreenhousegasesareusablebag2．Whichofthefollowingisnotthedisadvantageofplasticbags?A．Causinglitter.B．Beingtreatedasfoodbywildanimals.C．Takingmuchmoretimetobreakdown.D．Usingmuchmoreenergytoproduce.√Ⅲ.ReadPara.5andchoosethebestanswer.1.Readtheeffectsandcompletethecausesandmeasuresoftheseaccordingtothispart.CausesEffectsMeasuresDevicesturnedoffgointo______________andstillusepower.Turningoffadevicewon’tstopitfromusingpower._______________fromitspowersupply.stand-bymodeRemovetheplug2.WhichoneisTRUEaccordingtothefifthparagraph?A．Leavingadeviceinstand-bymodeisenvironmentallyfriendly.B．Olderdevicesuselessenergythannewones.C．Removingtheplugfrompowersupplywillstopusingpower.D．Usingelectricdevicesaslittleaspossibleisthebestwaytosaveenergy.√3.Whyistheword“off”putintoaquotationmark(双引号)?Becausetheapplianceisnotreallyoff,anditgoesintostand-bymodeandstillusespower.Thishappensbecauseelectricitycontinuestoleakfromthedevice,evenwhenitisturned“off”．Ⅳ.ReadPara.6anddothefollowingexercise.1.Readtheeffectsandcompletethecausesandmeasuresoftheseaccordingtothispart.CausesEffectsMeasuresLocalproducesometimesmightuse____________

and_________________________________.Eatinglocalfoodisn’talwaysbetterfortheenvironment.Nosuggestions.moreenergyproducemoregreenhousegases2.Whydopeoplechoosetoeatlocalfood?A．Becausetheythinkit’sconvenient.B．Becausetheythinkitdoesn’tneedtransportation.C．Becausetheythinkitusesmoreenergy.D．Becausetheythinkitisgoodforenvironment.√3.Whatfoodisbetterfortheenvironment?A.Foodproducedneartowhereyoulive.B.Foodproducedfarfromwhereyoulive.C.Foodneedingtobekeptcoldduringtransport.D.Foodusinglessenergyandproducinglessgreenhousegases.√Ⅴ.ReadPara.7anddothefollowingexercise.1.Readtheeffectsandcompletethecausesandmeasuresoftheseaccordingtothispart.CausesEffectsMeasuresIfyouspendmorethan______________inashower,you’lluseasmuchwaterasinabath.It’snotalwaysbettertotakeashowerthanabath.Keepyourshowertimeas______aspossible.eightminutesshort2.Whethertakingashowerortakingabathisgreener，whatdoesitdependon?A．Thetemperature.B．Theseason.C．Thetime.D．Theamountofwaterweuse.√Ⅴ.ReadPara.8anddothefollowingexercise.Environmentalawarenessisnowpartofdailylife.Butit’sworthcheckingcommonideasandopinionstoseewhat'sreallygreen.Howdoyouunderstandthissentenceabove?Nowwehavehadtheawarenessofbeing____________.However,westillhavealongwaytogo.Weshouldlearntocheckandjudge__________________inordertolivereallygreen.eco-friendlyWhat’sreallygreen?Ⅵ.Readthewholepassageagainanddothefollowingexercise.1.Howisthiseditorialmainlydeveloped?A.Byanalyzingcausesandeffects.B.Byfollowingtheorderoftime.C.Bymakingcomparisons.D.Bylistingnumbers.√2.WhichofthefollowingisNOTrightaboutthefunctionsofsubheadingsorsubtitles?A.Subheadingsexpandonthemainheadingortitle.B.Asubheadingcanbeslightlylongerthanthemainheadingortitle.C.Everyparagraphneedsasubheading.D.Subheadingscanbeskimmedtogivethereadersanoverallunderstandingofthecontentofatext.√3.Whatisthepurposeofthepassage?A．Tointroducesomenewwaystosaveenergy.B．Tocorrectthefalsegreentruthsandshowreallygreenones.C．Tocallonmorepeopletoprotecttheenvironment.D．Toexplaintheimportanceofenergysaving.√IntroductionBodyConclusionGreentruth1Greentruth2Greentruth3Greentruth44.What’sthestructureofthetext?Conclusion(5)________________________________Introduction(1)__________BodySubheading1greentruth1(2)___________________________greentruthsSubheading2checktoseegreentruth2(3)_____________________________(4)______________________________Subheading3greentruth3Subheading4greentruth4what’sreallygreenPost-readingActivity1

Discussion1．Whichofthe“greentruths”surprisesyoumost?Giveyourreasons.(Criticalthinking)Whenyouturnoffadevice,itstopsusingpower.UsuallyIjustturnoffmytelevisionbeforegoingout,thinkingitisasafeandgreenway.Idon’tknowit’sstillawasteofenergy.2．Howdoyoubecome“greener”？(Creativethinking)Useyourownbagsinsteadofaplasticbag.Savewaterandenergy.Unplugthedevicewhenyouarenotusingit.Usepublictransport.Joinintrashplogging(垃圾捡跑活动).Recycleyourtrash.Startgardening.Reusebottles.Usealternativeenergy,suchassolarenergy.Activity2

SummaryThemajorityofustakesteps1._______(save)energyandreducewasteandpollution.Butrecently，some“greentruths”havebeenshowntobeonlyhalftrue，oreven2.__________(complete)false.Herearesomefactsweshouldknow.Firstofall，papershoppingbagsarenot3.______(good)thanplasticones.Becausemakingapaperbagusesfourtimesasmuchenergyasmakingaplasticbaganduptothreetimestheamountofwater.Theprocessalsoproducesmoregreenhousegases.So，takea4.________(reuse)bagwithyouwhenyougoshopping.tosavecompletelybetterreusableSecondly，whenyouturnoffadevice，itdoesn’tstop5._____(use)power.Thishappens6._______electricitycontinuestoleakfromthedevice.Theproperwayistoremovetheplug7.____itspowersupply.Thirdly，eatinglocalfoodisn’tbetterfortheenvironmentbecausetheproductionusesmostoftheenergy.Lastly,8._______it’sbettertotakeashowerorabath9._______(depend)ontheamountofwaterweuse.Soit’sworthcheckingcommonideasand10.________(opinion)toseewhat’sreallygreen.usingbecausefrom

whetherdependsopinions1．Mostofusareawarethatwemusttakecareoftheenvironment，andthemajorityofustakestepstosaveenergyandreducewasteandpollution.[句式分析]本句是一个and连接的________句。第一个分句为____句；第二个分句为____句，

takestepstodosth意为“______________”，同义短语还有________________________。[自主翻译]

Sentencesanalysis并列复合复合简单采取措施做某事takeaction/