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1、Unit4Astronomy:thescienceofthestarsI单元教学目标技能目标GoalsTalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityPractisegivinginstructionsPractisetalkingabutproblemsinstudyorlifeLearntouseNounClausesasthesubjectLearntowriteanessaytoshowyourprob
2、lemsandthewaytoovercomethem.II.目标语言功能句式Talkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityWheredowecomefrom?Howdidtheuniversebegin?Whyistheuniversethewayitwas?Howwillitend?Howmuchdoyouknowaboutuniverse?Doyouwanttohaveaspacetravel?Doyo
3、uknowsomethingaboutgravity?Doyouknowsomethingaboutblackholes?PractisegivinginstructionsPleaselookat/listento…Pleasecheckthat…Youneed…Pleasepayattentionto…Don’tforgetto…You’dbetter…Makesureyou…Watchoutfor…Youmustn’t…PracticetalkingaboutproblemsinstudyorlifeM
4、yproblemis…Thedifficultyis…Mytroubleis…Thequestionis…Myadviceis…WhatIthinkaboutitis…Thefactis…Mysuggestionis…词汇1四会词汇astronomy,atmosphere,system,violent,solid,explode,carbon,dioxide,oxygen,surface,planet,harmful,development,spread,method,depend,exist,presenc
5、e,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,StephenH
6、awking,lessen,weightlessly,cabin,exhaust,exclaim3词组solarsystem,intime,prevent…from,dependon,cheerup,nowthat,getthehangof,breakout语法NounClausesasthesubjectNounClausesasthesubjectisalsocalledtheSubjectClause.ThatmeansaNounClauseservesasSubjectinthesentence.Th
7、ewordswhichareusedinthisNounClauseare:that,whether,who,what,which,when,where,how,why,etc..Example1.Whatitwastobecomewasamystery.2.Itwasnotclearwhetherthesolidshapewastolastornot.重点句子1.Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovi
8、ngaroundthesun.P252.It’sexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,carbondioxide,oxygen,nitrogenandothergases,whichweretomaketheearth’satmosphere.P253.Itallowedtheearthtodisso
