必修3Unit4Astronomy新导学案

1Unit4Astronomy:thescienceofthestars主备人：董亚玲备课成员：高一年级组英语教师备课时间：2012年月日单元教学目标技能目标SkillGoalsTalkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravity.Practisegivinginstructions.Practisetalkingaboutproblemsinstudyorlife.LearntouseNounClausesasthesubject.Learntowriteanessaytoshowyourproblemsandthewaytoovercomethem.II．目标语言功能句式Talkaboutthescienceofthestars,thedevelopmentoflifeandspacetravelandgravityWheredowecomefrom?Howdidtheuniversebegin?Whyistheuniversethewayitwas?Howwillitend?Howmuchdoyouknowaboutuniverse?Doyouwanttohaveaspacetravel?Doyouknowsomethingaboutgravity?Doyouknowsomethingaboutblackholes?PractisegivinginstructionsPleaselookat/listento...Pleasecheckthat...Youneed...Pleasepayattentionto...Don’tforgetto...You’dbetter...Makesureyou...Watchoutfor...Youmustn’t...PracticetalkingaboutproblemsinstudyorlifeMyproblemis...Thedifficultyis...Mytroubleis...Thequestionis...Myadviceis...WhatIthinkaboutitis...Thefactis...Mysuggestionis...1四会词汇astronomy,system,religiontheoryatombillionglobeviolentcarbonatmosphereunlikefundamentalharmfulacidchainmultiplyoxygenexistthusdioxidepuzzlebiologybiologistgravitysatellitegentlephysicistclimatecrashspaceshippullfloatmass2词汇2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,layeggs,givebirthto,inone’sturn,carbondioxide,prevent…from,blockout,cheerup,nowthat,breakout,watchout语法NounClausesasthesubjectNounClausesasthesubjectisalsocalledtheSubjectClause.ThatmeansaNounClauseservesasSubjectinthesentence.ThewordswhichareusedinthisNounClauseare:that,whether,who,what,which,when,where,how,why,etc.Example1.Whatitwastobecomewasamystery.2.Itwasnotclearwhetherthesolidshapewastolastornot.课时安排：课时安排：本单元教学可分为10课时第一课时：Newwordslearning第二课时：Warming—up;Pre-readingreading;comprehending;第三课及第四课时：languagepoints.LearningaboutLanguage(usefulwordsandexpressions)第五课时：Learningaboutlanguage(discoveringusefulstructures);Grammar第六课时：ExercisesofGrammar---TheNounClauses第七课时：UsingLanguage第八课时：SpeakingandWriting第九课时：Test3Unit4Astronomy:thescienceofthestarsThefirstperiodNewwordsandExpressions主备人：董亚玲备课时间：上课时间：组长签字：学习目标：1.知识和技能：掌握本单元的重点单词和词组,注意单词的发音和重读。2.情感态度和价值观：为本单元其他课时的学习做好铺垫，扩大词汇量。3.过程与方法：1）.音节拼读，准确读词。2）.多词连读，朗朗上口。3）.手指中文，看中读英。4）手指英文，看英想中.课前自主学习：写出下列单词的同源词⑴astronomyn.__________(意义)：__________(n)____________(意义)⑵religionn.宗教；宗教信仰____________(adj)____________(意义)⑶violentadj猛烈的：_______________(n)_____________(意义)⑷globaladj全球性的：_________________(n.)__________________(意义)⑸unlikeprep.不同；不像：________（prep.)相像___________(v)不喜欢⑹harmfuladj有害的：____________(n)___________(意义)⑺fundamentaladj.基础的：________(n)_______(意义)________(v)_______(意义)⑻biologyn.生物学家：__________________(n)_________________(意义)⑼extinctadj.灭绝的：__________________(n)_________________(意义)⑽exhaustvt.用尽，耗尽________________(adj)_______________(意义)学习过程：一、Checking.Checktheirhomework.二、Reading(A级)1.Readthewordsandexpressionsbyyourself.(Payattentiontothepronunciation)2.Readthewordsandexpressionstoyourpartners.Checkingthepronunciationeachother.3.Readthewordsandexpressionsaftertheteacher.三、.Wordsandexpressions(B级)1.识记词汇⑴___________学说；理论⑵___________拉，拖⑶___________谜；难题⑷___________猛烈的；激烈的⑸___________系统；体系⑹__________存在；生存2.识记词组⑴______________当心，提防⑵_____________感到高兴⑶_____________下蛋⑷______________阻止；制止⑸_____________及时，终于⑹____________既然⑺_____________轮到某人（8）_____________产生；分娩（9）__________爆发四.Usingwordsandexpressions(C级)1.根据句子的结构和意义，在空格处填入一个恰当的单词，或者用括号中所给的适当形式填空。1.Wehaveestablishedsocialist____________(制度).2.Hedoesn’tbelievein________________(宗教).3.Itissoin__________(理论)，butnotinpractice.44.Thestrugglebecamemoreandmore_______________(激烈的).5.Freshairis______________(基础的，基本的)togoodhealth.6.Fruitjuicescanbe__________(有害的)tochildren’steeth.7.Waterconsistsofhydrogenand_________(氧气).8.Salt__________(存在)mostlyinseawater.9.What_____________(使迷惑)meiswhyhelookssoold.10.Childrenwilllearnto__________(乘)inthesecondgrade.教师二次备课及教学后记：5Unit4Astronomy:thescienceofthestarsThesecondperiodWarmingup,Pre-reading,Reading主备人：董亚玲备课时间：上课时间组长签字：知识与技能：1.Enablestudentstoimprovetheirlisteningskillsandreadingability.2.Enablestudentstounderstandthedevelopmentofgravityandhowgravityaffectsusindifferenttimesandplaces.情感态度与价值观：Arousestudents’interesttosearchforthemysteryofspace.过程与方法：Teachingmethods:skimming,scanning,discussing.Teachingprocedures:课前自主学习：1.重点词汇和短语Astronomy_________,atmosphere________,system________,violent_______,solid________,Explode__________,carbon_________,dioxide_________,oxygen_______,surface________,Planet_________harmful__________,development_________,spread_______,method_____,solarsystem________,intime________,prevent…from_________,dependon____________2.重点句子（在文章中找到这些句子，并翻译下面这些句子。）1.Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun.P25_______________________________________________________________________________2.It’sexplodedloudlywithfireandrock,whichwereintimetopro