人教版高一英語必修三unit4-reading課件

thescienceofthestarsUnit4Astronomy

thescienceofthestarsUnit1Astronomy?AreyouinterestedinStep1AquizonastronomyAstronomy?Areyouinterested23.Earthistheonlyplanetmovingaroundthesun.Part1:TrueorFalseTheearthmovesaroundthesun.TF2.Ittakestheearthonedaytomovearoundthesun.4.Thereisatmosphereonthemoon.5.Theearthistheonlyplanetinthesolarsystemwhichhaslivingcreatures.ayear8planetsnoFFT3.Earthistheonlyplanetmo3Mercury

水星Venus金星Earth地球Mars火星Jupiter木星Saturn土星Uranus天王星Neptune海王星MercuryVenusEarthMarsJupiterSa4人教版高一英語必修三unit4-reading精品ppt課件5ChineseLegends(傳說)Panguseparated

分離thesky

fromtheearth.Hiswholebodythenturnedintoallkindsofthingsintheuniverse.盤古開天辟地ChineseLegends(傳說)Pangusep62.Trytoputtherightorderofdevelopmentoflifeontheearth???①②③④⑥⑦⑤2.Trytoputtherightordero71234567Let’scheckwhetherweputtherightorderatfirst.Areyouright?①②③④⑤⑥⑦1234567Let’scheckwhetherwe8Lookattitleandthepictures.Canyougetsomeinformationaboutwhatwewilllearnfromthetext?Thetextmaytellusthe___________oftheearthandthe___________oflifeonit.

development

Pre-readingPre-readingformationLookattitleandthepictures9FastreadingMatchthemainideawitheachparagraphy.Fastreading10Para.1Theformation(形成)ofthe

earth.Para.2Theimportanceofwater

forlife.Para.3Awidelyacceptedtheory

abouttheformationoftheuniverse.Para.4Thearrivalofhumans

andtheirimpactontheearth.Para.5Thedevelopmentofplantsandanimals

ontheearth.

Para.1Theformation11CarefulreadingTaskone(para1)WhatisthewidelyacceptedtheoryinPara1?Theuniversebeganwitha"BigBang"thatthrowmatters...bodies.CarefulreadingTaskone(par12acloudof_____BigBangasolid_______slowlycombinetheearth______downitexplodedloudlywith_____and_____theearth’s___________dustball/globefirerockatmospherecooledHowdidtheearthcomeintobeing(產(chǎn)生）?Tasktwo

(para2)acloudof_____BigBangasol13

Whyiswatersoimportantforthebeginningoflife?

？paragraph3dissolveharmfulgasesandacidsintotheoceansandseas.Becausewaterallowedtheearthto—————————Whyiswatersoimportantfor14

Whatlifedevelopedafterwaterappeared?Paragraph4

smallplantsgreenplants

forestearlyshellfishandallsortsoffishinsectsandamphibiansreptilesdinosaursmammalsWhatlifedevelopedafterwat15NowHumansproducetoomuchcarbondioxide,makingtheearthtoohottolivein.Para5

Afterthecleveranimals(humans)becameimportantontheearth,whathappened?AnswerquestionNowHumansproducetoomuchcar16Letreviewtheevolutionoflifeontheearth.Letreviewtheevolutionofli17Afterthe“BigBang”,theearthwasfullofwater.Afterthe“BigBang”,theeart18Originalcellsappearedintheocean.Originalcellsappearedinthe19Thecellsinthewaterbegantoseparate.Smallplantscameintobeing.Thecellsinthewaterbegant20EarlyshellfishandallsortsoffishEarlyshellfishandallsorts21Someanimals(amphibian&insects)cametoland.Someanimals(amphibian&inse22Reptileappeared.

Reptileappeared.23dinosaursdinosaurs24mammalsmammals25Manhadevolvedfromapes.

Manhadevolvedfromapes.26Wearemakingtheworldbetter.Wearemakingtheworldworse.DiscussionWearemakingtheworldbetter27

Becausetheyareputtingtoomuchcarbondioxideintotheatmosphere.Theearthmaybecometoohottoliveon.Becausetheyareputtingtoo28Theearthisbecominghotterandhotter!Theearthisbecominghottera29

solarenergy

planttrees

recyclerubbish

preventdesertificationsavewater

purifyairWhatcanwedototakecareoftheearth?solarenergyplanttreesrecy30Whetherlifewillcontinueontheearthdependsonhumanbeings.Whetherlifewillcontinueon31（）1Insectsandamphibiansappeared.（）2Dinosaursappeared.（）3Theearthbecameasolidball.（）4Smallplantsgrewonthewater.（）5Reptilesappeared.（）6Plantsbegantogrowondryland.（）7Theearthwasacloudofdust.（）8Waterappearedontheearth.（9Shellfishandotherfishappeared.（）10Theuniversebeganwitha“BigBang”.（）11Cleveranimalswithhandsandfeetappeared.（）12Mammalsappeared.875）64110392

Puttheorderofdevelopmentoflife.

12

11

（）1Insectsandamphibiansa32SumupThetextmaytellusthe___________oftheearthandafter________appear,the___________oflifeoneafteranotheronit.

formation

water

developmentSumupThetextmaytellust33Inthelastparagraph,weknowhumansfaceseriouslyglobalwarmingproblem,whichisthreateningourexistence.Canyouwritesomethingtocallonustoprotectourenvironment?Discussion

Inthelastparagraph,weknow34Theearthweliveinisbecomingmoreandmoreterrible,sowemusttakemeasurestodealwithit

Firstly:Secondly:Thirdly:

Wehopetheenvironmentwillbecomemoreandmorebeautiful.Sample

Theearthweliveinisbe35Theearthweliveinisbecomingmoreandmoreterrible,sowemusttakemeasurestodealwithit

Firstly,thegovernmentshouldpasslawstopreventpeopleandfactoriesfrompollutingtheenvironment.Secondly,everyoneshouldrealizetheimportanceoftheproblemandtrytheirbesttoprotecttheenvironmentandfightagainstpollution.Besides,it’sagoodideastoplanttreestoimprovetheenvironment.

Wehopeourearthwillbecomemoreandmorebeautiful.例文

Theearthweliveinisbecom36Theearthwasjustacloudofdustwhosefutureis_________afterthe“BigBang”.Thenthedustbegantosettleintoa_______ballwhichisso________and_______loudlywithfireandrock,tobeintimetoproducemanythings,whichmaketheearth’s___________.Astheearthcooleddown,________begantoappearandpeoplethinkitisimportantforthebeginningoflife.Itallowedtheearthtodissolve________gases.Thenlifebegantodevelop.uncertainsolidviolentexplodedatmospherewater

harmful︶

︶︵

Ifeltlonelyandlifewasdullatthattime.Theearthwasjustacloudof37︵︵︶

Nobodyunderstoodplantswerethestartofchanges.They___________andfilledthefirstoceansandseaswithoxygen.Thisencouragedthe_____________ofearlyshellfishandfish.Landanimalssuchasinsects,amphibians,reptilesanddinosaursandsoon_________afterthefirstgreenplantsappeared.Dinosaursdisappeared,whichmadepossibletheriseof____