Unit5RevealingNatureDevelopingideas课件高二英语选择性

Unit5RevealingnatureTheSecretLanguageofPlantsTolearnhowplantscommunicate.Tolearnwaysofcommunicatingbetweenplants.Tolearnsomewordsandexpressions.Howdoyoucommunicatewitheachother?bodylanguagefacetofacesocialmediaHowdoanimalscommunicatewitheachother?Doyouknow?Howdobeescommunicate?Theycantellothersbydancing.Howdoantscommunicate?Ants

communicate

bychemicals.Canyoubelieveplants“talk”toeachotherbytheirownways?Lookatthepicturesandtickwhatplantscando.attackbreatheatsleepmovespeakstealthinkNowtalkaboutwhatelseyouthinkplantscandoandgiveexamples.Listenandreadthepassageandfindoutthewaysinwhichplantscommunicate.Wordsandexpressions:mythsandlegends2.fantasy3.reveal4.afterall5.chemical6.sayabeanplant7.insect

8.detect9.wasp10.pesticidePlantscancommunicatewitheachotherbyusingchemicals,soundand“woodwideweb”.Organiseinformationfromthepassageandcompletethediagram.Modernresearchisshowingthatplantscan__________________________communicatewitheachotherUsingchemicalsTheplantreleaseschemicals__________

______

thatarebeingeaten.Whenanotherplantdetectsthechemicals,itstartsto_________

__________________

_____________.fromtheleavesreleaseitsown,differentchemicalsUsingsoundSomeplantsmakenoises_______________.Achiliplantcan____________________________________________.Sometreesmake____________________________________________________________________________.withtheirrootstellifaneighbouringplantishelpful,orunfriendlyclickingnoiseswhenthereisnotenoughwater,indicatingdroughtisarrivingUsingthe“woodwideweb”Thisfungalnetworklinks____________________________________________.Plantscan____________________________________witheachother.Plantscan________________________________________________toattackotherplants.therootsofdifferentplantstoeachothershareinformationandevenfoodstealfoodfromeachother,orspreadpoisonsMaybeonedaywewillbeableto“talk”withplants.1.Whatfigureofspeechisbeingusedwhentheplantsaredescribedascallingforhelp?Whatisitsfunction?

Personification.Itcanmakedescriptionsmorevivid.Personificationmeansgivinghumancharacteristicstosomethingthatisnothuman.Byusinghumancharacteristicstodescribeanobject,animalorevenaplace,personificationcanmakedescriptionsmorevivid.Whatispersonification?Canyoutellfromtheappearanceoftheword?拟人personification：把无生命的物体、自然现象、抽象概念等拟作人，赋予事物以人的思想、情感或行为方式，使其人格化。拟人化的写作手法可使文章更生动、形象、具体，让读者感到所描写的事物更活泼、亲近，增强文章的感染力。首先SecretLanguage将植物赋予人类的语言和思想，Secret则生动地描绘出植物之间交流的方式，奠定了全文的情感基调。其次，talk、communicate、listen等词赋予植物以人的感官功能。shareinformationandevenfood、sendfoodtosmallerpinetrees、stealfoodfromeachother等生动地描绘出植物之间交流方式的多样化。修辞手法之“拟人”最后，...awarning,oracallforhelp:“I'mbeingattacked!

”

、helpful,orunfriendly、itsownversionof“cybercrime”等栩栩如生地向读者勾勒出一副画面——植物在受到危害、攻击时的反击。作者虽没有具体描写植物在形态上的应激反应，但这样的描述使读者更容易将植物的行为与人类的日常生活相联系，便于理解。由此可见，写作时用好拟人手法，常常能够达到生动形象、富有趣味的效果。2.Whatdoes“woodwideweb”mean?

“Woodwideweb”meansanamazingsystemofcommunicationthatcanlinknearlyeveryplantinaforest.Itislinkedundergroundbyfungiandthisfungalnetworklinkstherootsofdifferentplantstoeachother.Usingthewoodwideweb,plantscanshareinformationandevenfoodwitheachother.3.Whatdoyouthinkarethebenefitsofstudyingplantcommunication?4.Whatdiscoveriesaredescribedinthetworeadingpassagesinthisunitandwhatdotheirmeaningshaveincommon?Passage1revealsthediscoveryofevolutionandPassage2revealsthediscoveryofcommunicationbetweenplants.Theyallreflectthattherearenumeroussecretsinnaturethatremaintobeexplored.Giveatalkaboutcommunicationbetweenlivingthings.1.Readthepassageagainandtalkabouthowplantscommunicate.2.Thinkaboutanddiscussthefollowingwaysofcommunicationintheanimalworld.Bees“dance”tosignaltootherbeesthattheyhavefoundfood.Antscommunicatewitheachotherthroughtouch,chemicalsignals,movingtheirbodiesandevenusingtheirlegstomakesounds.Whatotherwayscanyouthinkof?3.Organiseyourideasfollowingthestepsbelow.Beginwithwhatlivingthingsyouhavechosentotalkabout.Explainhowtheycommunicateandgiveexamples.Concludebyexplainingwhatwehavelearntfromtheirbehaviour.4.Giveatalktotheclassaboutcommunicationbetweenlivingthings.Nowtalkabouthowwellyoucontributedtoyourgroupdiscussionandhelpeachothertomakeimprovements.ChecklistYouknowwaysofcommunicatingbetweenplants.Youcandescribethedifferentwaysofcommunicatingbetweenlivingthings.Youcanorganiseyourideas.Youhelpedyourgroupmemberstomakeimprovements.Youcontributedtoyourgrouptalk.1.Withuslongbelievingthattalkingplantsarefantasy,newresearchhasrevealedsomethingamazing:itappearsthatplantscancommunicateafterall.WecouldalsosayWhilewehavebelievedforalongtimethattalkingplantsareunreal,newresearchhasfoundoutsomethingamazing:itseemsthatplantscantalktoeachotherafterall.2.Whenanotherbeanplantdetectsthechemicalsfromitsinjuredneighbour,itstartstoreleaseitsown,differentchemicals.detectv.tonoticeordiscoversomething,especiallysomethingthatisnoteasytosee,hearetc.发现，察觉(尤指不易察觉到的事物)eg

Manyformsofcancercanbecuredifdetectedearly.【拓展】detectableadj.

可觉察的;可发现的;可查出detectorn.

探测器，检测器detective

n.

侦探，警探detectionn.察觉，发现;侦察3.Mostsurprisinglyofall,plantshaveanamazingsystemofcommunicationthatcanlinknearlyeveryplantinaforest.linkv.tomakeaconnectionbetweentwoormorethingsorpeople

把……联系起来tophysicallyjointwoormorethings,people,orplaces连接(两个或两个以上的物、人或地点)egThenewbridgewilllink