高中英語-How Life Began on the Earth教學(xué)課件設(shè)計(jì)

英語、高一閱讀課、人教版主講教師：工作單位：HowLifeBeganontheEarth課前勵(lì)志誦讀Theseaisthevastestontheearth.Theskyisvasterthanthesea.Ahumanmindisthemostamongthethree.

——V.Hugo世界上最寬闊的是海洋，比海洋更寬闊的是天空，比天空更寬闊的是人的胸懷。

——V.雨果

InChineseculture…____________separates(分)thesky

fromtheearth.Pangu

盤古skyearth_____________madehumanbeings.Nuwa(女媧)Inwesterncountries:

______________createdtheworldandall

livingthings.God(上帝)Doyouknowwhatascientificideais?TheBigBangHowLifeBeganontheEarthHowLifeBeganontheEarthreligiontheorydirectionatomcombineuncertainglobeviolentexplodvapouratmosphereunlikedisappearobviousfundamentalharmfulchaindissolvereactionmultiplyoxygenshellfishamphibianreptilemammalexistmystery前置補(bǔ)償Para.1

Para.2Para.3Para.4Para.5AtheoryabouthowtheuniversewasformedTheformation(形成）oftheearthTheimportanceofwater

forlifeThedevelopmentofplantsandanimalsThearrivalofhumans

andtheireffectsontheearthPart1:Thedevelopmentofthe______Part2:Thedevelopmentof______.matchthemainideaofeveryparagraphearthlife(1)FastReadingPart1(para1~3)Thedevelopmentoftheearth(1)AftertheBigBang,whathappenedtotheearth?(2)Whathappenedtothesolidglobenext?(3)Whatdidthewatervapourandgasesweretomake?(4)Whatappearedaftertheearthcooleddown?(5)Whatdidthewaterdo?(2)DetailedReading(1)AftertheBigBang,whathappenedtotheearth?

Acloudofdust

aviolentsolidballSettledintoexplodedwithfireandrock

producedwater

vapourandgases(2)Whathappenedtothesolidglobe

next?Intime(3)Whatdidthewatervapourandgasesweretomake?theearth’satmosphereWaterappearedonitssurfacewhichisimportantforthebeginningoflifeontheearth.(4)Whatappearedaftertheearthcooleddown?Didwaterappearonotherplanets?(5)Whatdidthewaterdo?Itallowedtheearthtodissolveharmfulgasesandacidsintotheoceansandseas.Theearthwasjustacloudofdustwhosefutureis_________.Thenthedustsettledintoa______ballwhichisso________and________loudlywithfireandrock,intimetoproducemanygases,whichmadetheearth’s___________.Astheearthcooleddown,________begantoappearanditisimportantforthebeginningoflife.Itallowedtheearthtodissolve________gases.uncertainsolidviolentexplodedatmospherewater

harmful︶

︶︵

Ifeltlonelyandboring.Part2(para4~5)Howthelifedeveloped

1.Makeatimelineofthedevelopmentoflife2.Whydidtheplantsgrowbeforetheanimalscame?3.Whyisitwronginfilmsandstoriestoshowdinosaursandpeopletogether?1.2.3.4.5.

6.smallplantsonthesurfaceofwaterearlyshellfishandallsortsoffishgreenplantsonland

landanimals

insects(onland)amphibians(onlandandinthewater)Mammals---cleveranimalsforestsreptiles(hugeanimal--dinosaurs)Atimelineofthedevelopmentoflife

3.Whyisitwronginfilmsandstoriestoshowdinosaursandpeopletogether?2.Whydidtheplantsgrowbeforetheanimalscame?Becauseplantsprovide_______foranimals____________.Becausedinosaursdiedout__________humanbeingsdevelopedontheearth.oxygen

tobreathelongbefore︵︵︶

Smallplants___________andfilledtheoceansandseaswith__________,whichencouragedthe_____________ofearlyshellfishandfish.Next,greenplantswere__________bylandanimals.Whenplantsgrewintoforests,________appearedandthenhugeanimals.Dinosaursdisappeared,whichmadepossibletheriseof_____________ontheearth.Thensmallcleveranimals____________allovertheearth.multiplieddevelopmentspreadWithsomanyfriendsonme,Iwassohappy.followedmammalsoxygenreptilesRevisionAccordingtothepictures,haveatrytoretellthedevelopmentoflifeinyourownwords.BigBangAcloudofdust

AtmosphereTheearthAsolidballwaterwaterPlantsinthewaterShellfishandfishPlantsonlandInsectsandamphibiansReptilesDinosaursMammals

Humanscameintobeingandspreadallovertheworld.Whatproblemiscausedbyhumanbeing?Theycausedglobalwarming.Becausehumansarenot____________theearthverywell.Theyput_________carbondioxideintothe__________,which________heat______escapingfromtheearthintospace.Asaresult,manyscentistsbelievetheearthmaybecome_______________.Whetherlifewillcontinueontheearthformillionsofyearstocomewill___________whetherthisproblemcanbesolved.lookingafterfrompreventsNow,I’mangryandworriedaboutthefutureofmyselfandhumans…dependon︹toomuchatmospheretoohottoliveonTheearthisgettingwarmereachyear.Thepol