人教版高中英语必修三Unit4全单元课件

高中英语课件（madeofdingshangtuwen）Unit4Astronomy:thescienceofthestarsHowLifeBeganontheEarthPeriod1ScienceSubjectsPhysicsChemistryBiologyGeologyMathematicsMedicineBiochemistryGeophysicsAstronomyAstronomyisthescientificstudyoftheuniverseandtheheavenbodies(suchasthesun,themoon,andstars),gas,anddustwithinit.astronomerTheBigBangTheSolarsystem•eightplanets•manycomets•otherobjectsWaterAirLifeWateristheheadspringoflife.?AcloudofdustCombineintoasolidballExplode…withfire&rock(produceH2O,CO2,O2,N2,othergases)atmosphereCooldownwaterappeareddissolveharmfulgasesinto…LifebeganLifedevelopedThedevelopmentoflifeAcloudofdust→asolidball→presenceofwater→onthewater→shellfish&otherfish→plantsbegintogrowondryland→insectsandamphibiansappear→retilesappear→dinosaursappear→mammalsappearThedevelopmentoflifesmallplantsgrowonthewaterappearshellfish&otherfishplantsbegintogrowondrylandinsectsandamphibiansappearretilesappeardinosaursappearmammalsappearGoodmorning/afternoon,IamDr….I’mgreatlyhonoredtobeheretogiveyouaspeechaboutthedevelopmentoflife.…Whatproblemshavebeencausedbyhumanstotheearth?Howtoprotecttheearthandmakeitabetterplacetoliveon?DesignanactivityonEarthDayWhattheactivityisaboutWhytheactivityisdesignedWhenandwheretodotheactivityWhotakespartintheactivityWhattobedoneintheactivity…Homework1.SearchtheInternetfortheinformationofthedevelopmentoflife.2.Readandlearngoodwords,phrasesorstructuresfromReading.Period2UsingLanguage&ReadingTaskthenaturalforcethatcausesanobjecttomovetowardthecentreoftheearth.GravityIsaacNewtonAlbertEinsteinStephenHawkingGravity1.Iheardabouthowthreemenmademistakeswhentheytriedtodescribegravity.2.Iheardabouthowthreemenwantedtofindoutaboutthebeginningoftheuniverse.3.Iheardabouthowtheideaofgravityhasdevelopedoveralongperiodoftime.4.Iheardaboutthreescientistsandtheirwork.MainideaNewtonEinsteinHawkingDatesIdeaOtherinfo.1642-17271879-19551942-EverythingisaffectedbyaforcecalledgravityGravityisconnectedtotimeandspace“Blackholes”“eat”objectsbutalso“spit”themout.Itwasonlyabouttheearth.Itwasabouttheuniverse.Itwasaboutthingsfoundintheuniversecalled“blackholes”.AvisittothemoonOnthemoonThechangeofgravityInspaceVerystrongVeryheavyDisappearedFloatedweightlesslyVerylightThemasswillbelessLeavetheearthLastmonthIvisitedthemoonwithmyfriend.Beforeweleft,Iwastoldtheforceofg_____wouldchangethreetimesonourjourney.Thenwetookoff.Aswelefttheearth,Ibecameveryh_______.Graduallytheweightl_______.WhenIwasinspace,itd__________.Wef_______weightlesslyinthecabinandIc________.WhenIwasonthemoon,Iwassurprisedtofindoutevenwalkingneedslotsofpracticen______gravitychanged.Thereturningoftheearthwasveryf_________.Wewereamazedtowatchfireb________ontheoutsideoftheship.gravityheavylesseneddisappearedfloatedcheeredupnowthatfrighteningbreakoutAblackholeAboutusAbouttheblackholeAboutothersCircleoflightsLargestarsLikeamouthInshockandamazementLightwentoutComputersstoppedworkingFeelsickMymouthdryClosemyeyesSpaceshipnotmoveIwasbumpedandbangedabletolookSpitobjectsoutPullusintoitsmouthJumpedagain,increaseitsspeedasfastaslight,likeabirdJumpandwentfasterMywatchslowerexcitingComputerbegantoworkagainturnawayHomework1.Searchformoreabouttheblackhole.2.Readthesetwopassagesagaintofindouthowtoorganizeastory.Period3Listeningtask,talking,listeningandwritingC.TomaketheHubbletelescopeworkagain.WhydidLiYanpinghavehisfirstspacewalk?A.Tocollectdataforhisresearchongravity.B.Totestthefunctionofthenewspacesuit.C.TomaketheHubbletelescopeworkagain.HowtocoolyouHowtobreatheProblemsWhattoeatWhattodress1.Oxygencan2.Watersystem3.Gravityboots4.Leftengine5.Rightengine6.ToolkitPleaselookat/listento…Pleasecheckthat…Youneed…Pleasepayattentionto…Don’tforgetto…You’dbetter…Makesureyou…Watchoutfor…Youmust(n’t)………ThemannedspacecraftsShenzhou5&6Shenzhou5Shenzhou6WhenWhoHowlongOct.15,2003Oct.12,2005YangLiwei21hoursand23minutes5daysvideoFeiJunlongNeiHaishengInterviewMr.Renault1.YangLiweibecameanastronautbychance.2.Nobodyover170cmcanbeanastronaut.3.YangLiweitrainedfor10yearstobecomeapilot.4.IfYangLiweihadproblemsinspace,therewerewaystosavehim.5.ChinaisthethirdcountrytosendpeopleintospacejustlikeRussiaandtheUSA.6.YangLiweithinkshewasluckytobeChina’sfirstmaninspace.TTrueORFalseFFTTTInfo.onYangLiwei,theastronautTheexamshepassedExperiencePhysicalqualitiesPersonalqualitiesExcellentdegreeand10years’trainingPilotfortheairforceofthePLASmallerthan170cm;lessthan70kgCalm,mature,hard-workingWhathaveyoulearntfromthegreatscientist?Whatqualitiesshouldascientisthave?Whatshouldyoudonowinpreparationforbecominganastronautorscientist?BrainstormingforwritingWhatwillwemeetonthemoon?whenwherewhatwhoproblemsSolutionHowtowriteanoutline?Outline(mainidea)Thefirstparagraph(introduction)Body(yourownideasontheitem)Conclusion(summingup)headingHomework1.SearchmoreinformationonShenzhou5&6.2.Readandlearnimportantwordsorphraseslearntinclass.Grammar:Period4SubjectclauseCanyoufindthefollowingsentenceinthereadingpassage?Inthissentence,anounclauseisusedasthesubject.Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundth