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1、Book3Unit4Astronomy:thescienceofthestarsi单元教学目标技能tl标GoalsTalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityPractisegivinginstructionsPractisetalkingabutproblemsinstudyorlifeLearntouseNounClausesasthesubjectLearntowriteanessaytoshowyourproblemsandthewayto
2、overcomethem・II.目标语言功能句式Talkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityWheredowecomefrom?Howdidtheuniversebegin?Whyistheuniversethewayitwas?Howwillitend?Howmuchdoyouknowaboutuniverse?Doyouwanttohaveaspacetravel?Doyouknowsomethingaboutgravity?Doyouknow
3、somethingaboutblackholes?PractisegivinginstructionsPleaselookat/listento...Pleasecheckthat...Youneed...Pleasepayattentionto...Don'tforgetto...You'dbetter.••Makesureyou...Watchoutfor...Youmustn9t...PracticetalkingaboutproblemsinstudyorlifeMyproblemis…Thedifficultyis...Mytroublei
4、s...Thequestionis...Myadviceis...WhatIthinkaboutitis•••Thefactis…Mysuggestionis...词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,汇disappointed,publish,publ
5、ishing,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
6、,prevent...from,dependon,cheerup,nowthat,getthehangof,breakout语法NounClausesasthesubjectNounClausesasthesubjectisalsocalledtheSubjectClause・ThatmeansaNounClauseservesasSubjectinthesentence・ThewordswhichareusedinthisNounClauseare:that,whether,who,what,which,when,where,how,why,etc
7、..Example1・Whatitwastobecomewasamystery.2.Itwasnotclearwhetherthesolidshapewastolastornot.重点句子1・Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun.P252.It'sexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,carbondioxide,ox
8、ygen,nitrogenandothergases,whichweretomaketheearth'sat
