Unit+5+Revealing+nature+Developing+ideas+课件-2023-2024学年高中英语外研版（2019）选择性必修第一册

演示文稿标题1选择性必修一

Unit5RevealingNature

Developingideas

演示文稿标题23Wehumanshaveevolvedfromthelowerformsoflifeandnowstandatthetopofthefoodchain.evolutionarytree演示文稿标题4Andothercreaturesandspeciesarealsostrugglingfortheirsurvivalonthesameplanetwithus. Whilehumansandanimalscouldtalkorevencreatedifferentsoundstomakeourlifefulloffun.演示文稿标题5演示文稿标题6Withthousandsofyears’evolution,thereareabout375,000speciesofplantsexistingonearth,withmorebeingdiscoveredeachyear. Whataboutplants?

Whatcanplantsdo?演示文稿标题7FlytrapMimosaPea

Itcancatchinsects.

Itcanshutitsleaveswhentouched.

Itcansowitsownseeds.Plantsareactiveinnature.演示文稿标题8Butmostofthemjuststayinoneplaceforalifetime,withoutmovingaround.raincolddroughtdisease演示文稿标题9

Wouldplantscommunicatewitheachother?Whatifplantscanspeak?TheSecretLanguage

ofPlants选择性必修一

Unit5RevealingNature

DevelopingideasNowreadthetextandtrytofigureoutthegenreofthetextandthestructureofthewholepassage.Fast-readingStructureandgenre演示文稿标题12Para.4Para.2Para.5Para.6Para.3ExpositionTogiveinformationortoexplainsomething.演示文稿标题13Detail-reading演示文稿标题14AlexandertheGreat(356-323BC)wasaMacedonianrulerandoneofhistory’sgreatestmilitaryleader.AskingofMacedonia,heestablishedthelargestempiretheancienthadeverseen.MarcoPolo(1254-1324)wasaVenetianmerchantandexplorebelievedtohavejourneyedfromEuropetoAsiafrom1271to1295andhaveremainedinChinafor17ofthoseyears.HewasknownforhisbookTheTravelsofMarcoPolo,whichdescribeshisvoyageandexperiencesinAsia.ascience-fictionmovie演示文稿标题15ExamplesoftalkingtreesDetail-reading演示文稿标题16ExamplesoftalkingtreesToarouseourinterestandintroducethetopic.Detail-readingTopicsentenceStructureandgenre演示文稿标题Para.4Para.2Para.5Para.6Para.3IntroducetheideaoftalkingplantsPlantscancommunicatePlantsmaycommunicatewitheachotherbyusingchemicals,soundsand“woodwideweb”.Whatisthemainideaofthispart?Fromthefirstoneortwosentencesofeachparagraph.演示文稿标题18演示文稿标题19chemicalsdifferentchemicalspersonificationWhatinspirationdoscientistgetfromthebehavioroftheseplants?演示文稿标题20makenoiseslistentonoiseshelpful?unfriendly?Droughtisarriving.Anotherinspirationforus演示文稿标题21woodwidewebWhatareitsfunctions?worldwideweb②①③AthirdinspirationforusStructureandgenre演示文稿标题Para.4Para.2Para.5Para.6Para.3IntroducetheideaoftalkingplantsPlantscancommunicateConclusionListingthreedifferentwaysinwhichplantscommunicateusingchemicalsusingsoundsusing“woodwideweb”Differentinspirations:togrowcropswithoutpesticides;toindicatedrought;topreventattackswithinplants.演示文稿标题23Further-thinkingHowcanwe“talk”withplants?Maybewecancreateawavelengthwhichisconsistentwiththenoisesmadebyplants,attachsensorstotheleavesthatcouldsendusimmediateinformationtous,orinventasystemthatcouldtranslatethe“words”ofplants.演示文稿标题24Wehavebeenmakingeffortsintalkingwithplantsbycombiningnaturallanguageresearch,biology,design,andengineering.Keeprevealingnature!演示文稿标题25Whatdoyouthinkarethebenefitsofstudyingplantscommunicationandwhydowetrytorevealnature?演示文稿标题26演示文稿标题27 It

will

help

us

know

more

about

the

world

of

plants

andthen

get

a

better

understandingof

the

secret

of

nature

and

encourage

us

to

explore

more

about

the

mysterious

nature.

What’smore,

it

will

teach

us

an

important

lesson,

that

is,wecan’tjusttakefulladvantageofresourcesnaturegivesus.Infact,

human

should

live

in

harmony

with

mothernature.

And

it

is

our

responsibility

to

fulfill

the

mission.Natureiskindofalovingmother,butalsoabutcherincoldblood.-VictorHugo

Onlytoobeynatureinordertoovercomenature.

-DarwinHomework

1.Giv