小木虫搜集的资料

第1页共8页Unit4Astronomy:thescienceofthestarsI单元教学目标技能目标GoalsTalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityPractisegivinginstructionsPractisetalkingabutproblemsinstudyorlifeLearntouseNounClausesasthesubjectLearntowriteanessaytoshowyourproblemsandthewaytoovercomethem.II.目标语言词汇1四会词汇astronomy,atmosphere,system,violent,solid,explode,carbon,dioxide,oxygen,surface,planet,harmful,development,spread,method,depend,exist,presence,telescope,disappoint,disappointed,publish,publishing,gravity,force,gradually,cheer,float,mass2认读词汇astronomer,biochemistry,geophysics,solar,BigBang,vapour,nitrogen,dissolve,amphibian,reptile,generally,mammal,global,comet,IssacNewton,AlbertEinstein,StephenHawking,lessen,weightlessly,cabin,exhaust,exclaim3词组solarsystem,intime,prevent…from,dependon,cheerup,nowthat,getthehangof,breakout语法NounClausesasthesubjectNounClausesasthesubjectisalsocalledtheSubjectClause.ThatmeansaNounClauseservesasSubjectinthesentence.ThewordswhichareusedinthisNounClauseare:that,whether,who,what,which,when,where,how,why,etc..Example1.Whatitwastobecomewasamystery.2.Itwasnotclearwhetherthesolidshapewastolastornot.重点句子1.Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun.P252.It’sexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,carbondioxide,oxygen,nitrogenandothergases,whichweretomaketheearth’satmosphere.P253.Itallowedtheearthtodissolveharmfulgases,whichhadbecomepartoftheearth’satmosphere,intotheoceansandseas.P254.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.P265.Whenwegetclosertothemoon,weshallfeelitsgravitypullingusbutitwillnotbeasstrongapullastheearth’s.P306.Walkingdoesneedabitofpracticenowthatgravityhaschanged.P317.Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshiptheearth’sgravityincreased.P31第2页共8页8.Seenfromspace,theearthappearstobeawaterball.9.Buttheanswershavealwaysseemedwellbeyondourreach,untilnow.10.Hugequestionsremaintobeanswered,beforewecanhopetohaveacompletepictureoftheuniversewelivein.IV.分课时教案TheFirstPeriodIntensiveReadingTeachinggoals教学目标1.Targetlanguage目标语言a重点词汇和短语astronomy,atmosphere,system,violent,solid,explode,carbon,dioxide,oxygen,surface,planet,harmful,development,spread,method,depend,solarsystem,intime,prevent…from,dependonb重点句子1.Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun.P252.It’sexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,carbondioxide,oxygen,nitrogenandothergases,whichweretomaketheearth’satmosphere.2.Abilitygoalsa.EnableSstotalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandb.Understandthetextandanswerthefollowingquestions:c.EnabletheSstounderstandthedetailsaboutthepassage,choosingthecorrectanswerd.Retellthepassageusingkeysentences.3.LearningabilitygoalsEnableSslearnhowtotalkaboutthebeginningoflifeontheearth.Teachingimportantpointsa.Talkaboutthebeginningoflifeontheearth.Teachingdifficultpoints教学难点a.Understandthebeginningoflifeontheearth.b.Discussthequestions:Whatwillourfuturebeiftheearthmaybecometoohotforthelivesonit?Whyarehumansthecleverestanimalsontheearth?Teachingmethods教学方法a.Skimmingandscanningb。Asking-and-answeringactivitytochecktheSs’understandingofthetext.Teachingaids教具准备Arecorder,acomputer,aprojectorTeachingprocedures&ways教学过程与方式StepIPresentationStepIVReading.ScanningGettheSstoreadthepassagequicklyandaccuratelyandmeanwhilehelptheSstoformagoodhabitofreading.StepVListeningintime(forsth./todosth.):notlateShewillbebackintimetopreparedinner.in/outoftime:in/notinthecorrecttimeTheaudienceclappedintimetothemusic.2.Nobodyknewthatitwasgoingtobedifferentfromotherplanetsgoingaroundthesun.bedifferentfrom:notlikesomeoneorsomethingelseinoneormorewaysgoingaroundthesunis–ingformthatservesasattributive.Menbreakingthelawwillbepunished.Canyouseethegirldancingwithyourboyfriend?第3页共8页3.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.4.Walkingdoesneedabitofpracticenowthatgravityhaschanged.PassageAnalyzingITextChart.HowlifebeganontheearthIITextRetellingRetellthetextusingabout100words.Notes:Usethetwoquestionsandthecharttoretellthepassage;IIIMoralEducationTeachercanguidetheSstounderstandthetextdeep,makingtheSstohaveascientificattitudetowardsscience:thebeginningofuniverse。IVWritingTechniques1.WritingCharacteristic1)Leadinthetopicofhowlifebeganontheearthbybeginningwithtwoquestionssoastoarousethereaders’strongcuriosityandinterest.2)Thepassagetellsthereadersthescientificideainorderoftime.2.WritingStyleThetextiscommonsciencewriting,whichtellsthereadershowtheuniversedevelopedandhowlifebeganontheearth.3.MainIdeaThroughthewriter’scleardescription,weknowthathowlifebeganontheearth.It’salongandslowprocess.Fromthepassage,weknowthatearthisthebestplaceforhumantoliveon.StepVIHomeworkRetellthepassageaccordingtotheform..Rememberimportantlanguagepoints.TheSecondPeriodLanguagestudyTeachinggoals教学目标1Targetlanguage目标语言a重点词汇和短语suffer,settle,realize,worryabout,havegot