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1、Unit4Astronomy:thescienceofthestarsＩ．单元教学目标技能目标SkillGoalsTalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravity.Practisegivinginstructions.Practisetalkingabutproblemsinstudyorlife.LearntouseNounClausesasthesubject.Learntowriteanessaytoshow
2、yourproblemsandthewaytoovercomethem.II．目标语言功能句式Talkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityWheredowecomefrom?Howdidtheuniversebegin?Whyistheuniversethewayitwas?Howwillitend?Howmuchdoyouknowaboutuniverse?Doyouwanttohaveaspacetrave
3、l?Doyouknowsomethingaboutgravity?Doyouknowsomethingaboutblackholes?PractisegivinginstructionsPleaselookat/listento...Pleasecheckthat...Youneed...Pleasepayattentionto...Don’tforgetto...You’dbetter...Makesureyou...Watchoutfor...Youmustn’t...Practicetalkingabout
4、problemsinstudyorlifeMyproblemis...Thedifficultyis...Mytroubleis...Thequestionis...Myadviceis...WhatIthinkaboutitis...Thefactis...Mysuggestionis...词汇1四会词汇astronomy,system,religiontheoryatombillionglobeviolentcarbonatmosphereunlikefundamentalharmfulacidchainmu
5、ltiplyoxygenexistthusdioxidepuzzlebiologybiologistgravitysatellitegentlephysicistclimatecrashspaceshippullfloatmass2认读词汇astronomer,biochemistry,geophysics,solar,BigBang,vapour,nitrogen,dissolve,amphibian,reptile,generally,mammal,global,comet,IssacNewton,Alber
6、tEinstein,StephenHawking,lessen,weightlessly,cabin,exhaust,exclaim3词组solarsystem,intime,layeggs,givebirthto,inone’sturn,carbondioxide,prevent…from,blockout,cheerup,nowthat,breakout,watchout语法NounClausesasthesubjectNounClausesasthesubjectisalsocalledtheSubject
7、Clause.ThatmeansaNounClauseservesasSubjectinthesentence.ThewordswhichareusedinthisNounClauseare:that,whether,who,what,which,when,where,how,why,etc.Example1.Whatitwastobecomewasamystery.2.Itwasnotclearwhetherthesolidshapewastolastornot.III．教材分析与教材重组1.教材分析本单元以a
8、stronomy:thescienceofthestars,thedevelopmentoflife,spacetravelandgravity为话题，通过本单元的几篇阅读材料使学生对以上问题有所了解，并通过文章中的一些探讨性的问题，比如，Theearthmaybecometoohotforthelivesonit.Thenwhatwillourfuturebe?使学生更
