Unit5+Revealing+nature+Developing+ideas高中英语外研版（2019）选择性必修1

Unit5RevealingnatureDevelopingideas—readingLearningObjectives(学习目标)Getabetterunderstandingofthewaysinwhichplantscommunicate.Developtheabilitytosortoutthemainideaofaparaandidentifythestructureofexpositoryessays.Developapositiveattitudetotreasurenatureandlivinginharmonywithnature.Lookatthepicturesandtalkaboutwhatplantscando.Itcancatchinsects.Itcancloseitsleaveswhentouched.Itcansow(播种)itsownseeds.Flytrap(捕蝇草)touch-me-not(含羞草)peaattackbreatheeatsleepmovespeakstealthink√√√√√Whatdoyouthinkplantscando?Ticktheboxes.Doyouthinkplantscan“communicate”witheachotherintheirownways?sunflowerpeashooterzombienutCanplantsreallycommunicate?Let’sfindoutwhetherplantscommunicatewitheachother.Iftheydo,how?Readthepassage(P56-57)toexplore!

ReadParas.1-2andfindthetopicsentenceofthepassage.ReadParas.3-5andfindouthowplantscommunicate.chemicalssoundwoodwidewebReadforthestructure(结构)ofthepassage.introductionandtopicBodyconclusion(Plantscancommunicate.)(Plantshavevariouswaystocommunicate.)(Scientistsarelearningmoreaboutthesecretwaysinwhichplantstalktoeachother.)Organiseinformationfromthepassageandcompletethediagram.P58Modernresearchisshowingthatplantscan1_________________________.UsingchemicalsTheplantreleaseschemicals2_____________thatarebeingeaten.Whenanotherplantdetectsthechemicals,itstartsto3______________________________.communicatewitheachotherfromtheleavesreleaseitsown,differentchemicalsChecktheanswersUsingsoundSomeplantsmakenoises4______________.Achilliplantcan5____________________________________________.Sometreesmake6_________________________________________________________________.

withtheirroots

tellifaneighbouringplantishelpful,orunfriendly

clickingnoiseswhenthereisnotenoughwater,indicatingdroughtisarrivingChecktheanswersUsingthe“woodwideweb”Thisfungalnetworklinks7____________________________________.Plantscan8_____________________________witheachother.Plantscan9________________________________________toattackotherplants.

therootsofdifferentplantstoeachother

shareinformationandevenfood

stealfoodfromeachother,orspreadpoisonsMaybeonedaywewillbeableto“talk”withplants.Checktheanswers

Scientistsarelearningthesecretwaysinwhichplants“talk”toeachother.Ithasbeenknownforsometimethatplantsusechemicals1______________(communicate)witheachother.When2________(attack)byinsects,theplantreleaseschemicalsfromtheleavesthat3______________(eat).Thisislike4___warning.Whenanotherplantdetectsthechemicals,itstartstorelease5___(it)own,differentchemicals.Somechemicalsdriveinsectsaway.

6____________(surprising),plantsalsousesoundtocommunicate.Someplantsmakenoiseswiththeirroots.Sometreesmakeclickingnoiseswhenthereisnotenoughwater,7__________(indicate)droughtisarriving.Mostsurprisinglyofall,plantshavean8________(amaze)systemofcommunicationthatcanlinknearlyeveryplantinaforest.Itiscalled“woodwideweb”,9______isinsomewayssimilartotheInternetweuse.Usingthewoodwideweb,plantscanshareinformationandevenfood10_____eachother.Surprisingly

indicating

amazingwhich

with

tocommunicateattackedarebeingeatenaitsSummary(总结)Readforfigureofspeech(修辞)Para.3.Thisislikeawarning,oracallforhelp:“I’mbeingattacked!”Whichfigureofspeech(修辞)isbeingused?拟人CanyoufindmorewordsorexpressionsinParas.3-5usingpersonification?•Para.3callforhelpdriveinsectsaway•Para.4otherplantslisten…Achilliplantcantell…•Para.5Plantscanshareinformationand…Plantscanstealfoodfromeachotherorspreadpoisonstoattackotherplants.Practice.Canyoutranslatethesentencesbyusingpersonification?1.花儿在风中欢快地跳起了舞。2.大火吞没了整个森林。（swallowv.吞没）3.岁月不等人。4.黄河在咆哮。（roarv.咆哮）Flowersaredancinghappilyinthewind.Thebigfireswallowedthewholeforest.Timeandtidewaitfornoman.TheYellowRiverisroaringangrily.Para.1Talkingplantshavelongbeenathingofmythsandlegends.Manycultureshavestoriesoftalkingtreesthatgiveadviceaswellaswarningstopeople.AlexandertheGreatandMarcoPoloweresaidtohavevisitedsuchatreeinIndia.Andinsomemodernstories,suchasthefilm

Avatar,treescancommunicatewithanimalsandpeople.—athingofmythsandlegendsTalkingtreesgive_____________________topeople,eg.,AlexandertheGreatandMarcoPoloweresaidtohavevisitedsuchatreeinIndia.Talkingplants——————EvidencefromstoriesofmanyculturesEvidencefrom_________________somemodernstoriesTreesinthefilmAvatarcancommunicatewith___________________.animalsandpeopleadviceandwarningsReadfordetails(细节)Para.2Withuslongbelievingthattalkingplantsarefantasy,newresearchhasrevealedsomethingamazing:itappearsthatplantscancommunicateafterall.1.Whatrelationisimplied(暗含)betweenthispartandtherestofPara.2?2.What’stherole(作用)ofPara.2indevelopingthewholepassage?Para2isusedtoclearlyillustrate(阐明)thethesisstatement.It’salsoatransitional(过渡)paragraph.Anadversativerelation(转折关系).(Forlongwehavebelievedthattalkingplantsarejustfantasy,however,plantsdocommunicateasrevealedbyresearch,whichisamazing.)Readfordetails(细节)Para.3beanplantA________

releases______________________asawarningorcallforhelp:“I’mbeingattacked!”tinyamountsofchemicalsbeanplantBdetectsthechemicals

releasesitsown,______________differentchemicalssomeofthesechemicals__________________driveinsectsawayothersattract__________thewaspsPlantsusechemicalstocommunicatewitheachotherattackkillInspirationforscientificresearchScientistshopetolearnmoreaboutthis___________________,sothatwecanuseittogrowcropswithout_________.plantwarningsystempesticidesReadfordetails(细节)Para.4Moresurprisingly,plantsalsousesoundtocommunicate.Peoplecan’thearthesesounds,butplantsaremakingthem.Someplantsmakenoiseswiththeirroots.Cornandchilliplantsdothis.Theyalso“listen”tothenoisesfromotherplants.Achilliplantcantellifaneighbouringplantishelpful,orunfriendly.Sometreesmakeclickingnoiseswhenthereisnotenoughwater,indicatingdroughtisarriving.PlantsHowtheycommunicateusingsoundExamplecornandchilliplants

____________withtheirrootslistentothenoisesfrom___________sometreesmakenoisesotherplantsmakeclickingnoiseswhenthereisnot___________,indicatingdroughtisarriving.enoughwaterAchilliplantcantellifa_____________________ishelpful,orunfriendly.neighbouringplantReadfordetails(细节)

Worldwideweb

Woodwidewebsystemforcommunicationamong________onearth.communicationamong________intheforest.linkedbyaworldwidenetworkofcomputerslinkedby____________________thewoodwidewebislinkedundergroundby______,whichlinkstherootsof__________________toeachother.useittodocommunicate,entertainandshopbynetwork.share________________________witheachother.cybercrime1.cheatsomeoneoutofhismoneyorinformation.2.spreadcomputervirustoattackothers’computer.1.steal_______fromeachother2.spread_________toattack___________humansplantscablesandsatellitesfungidifferentplantsinformationandevenfoodfoodpoisonotherplantsPara.5Readfordetails(细节)Whatisthewriter’sattitudetowardsthescientificresearchonthesecretlanguageofplants?A.Positive B.NegativeC.Neutral(中立的) D.Indifferent(不感兴趣的)Para.6Readfordetails(细节)

1.Whatdoyouthinkarethebenefitsofstudyingplantcommunication?ThinkShareItwillhelpusknowmoreabouttheworldofplantsandthengetabetterunderstandingofthesecretofnatureandencourageustoexploremoreaboutthemysteriousnature.What’smore,itwillteachusanimportantlesson,thatis,humanshouldliveinharmonywithmothernature.Anditisourresponsibilitytofulfillthemission.2.Whatdiscoveriesaredescribedinthetworeadingpassagesinthisunitandwhatdotheirmeaningshaveincommon?ThinkSharePassage1revealsthediscoveryofevolution.Theyallreflectthattherearenumeroussecretsinnaturethatremaintobeexplored.Passage2reveal