甘肃省永昌县第一中学高中英语必修三教案：Unit4Astronomy：thescienceofthestars2第一课时：第二课时：Pre-reading,Reading&Comprehension第三课时：LearningaboutLanguage第四课时：UsingLanguage第五课时：Readingtask&Speakingtask(Workbook)第六课时：Listeningtask&Writingtask(Workbook)Period1WarmingandTalkingTeachingGoals:1.ToarouseSs’interestintheknowledgeofastronomyandscience。.2.TodevelopSs’abilityinlisteningandspeaking.TeachingProcedures:Step1.Leading-inGiveSsafewminutestosaysomethingaboutsciencebyaskingthefollowingquestions.（1.）Whoisthefirstmaninspace，doyouknow？（2.）WhichspaceshipdidYangLiweitaketospace？（3.）Doyouwanttogotospaceifyouaregivenachance?Step2.WarmingUpPurpose:TointroducethetopicofthisunittoSsintheformofaskingquestionsanddiscussion.AsksomeSsthequestionsfirstandthengetSstodiscusswitheachother.Iftimepermits,haveoneortwogroupspresenttheiranswerstothewholeclass.(1)Howmanysubjectsarewestudyingnow?（2）Doyouhavesomescientificstudyingmethodstolearnthemwell?(3)Asyousee,alargenumberofstudentswanttobecomescientistsinthefuture.Butwhatkindofqualitiesandskillsdoweneedtoberealscientists?Step3.Talking(Workbook)1.DivideSsintosixgroups,andaskthemtotalkabouttherequestofTalkingonP62andanswerthefollowingquestions.Differentstudentswillgivedifferentanswers.Makenotesofsomevaluableinformationandmakeaconclusionatlast.(1)Whatnecessaryinstructionsshouldnewspacetravelersmake?(2)Canyoumakealistofthem?2.ShowSssomebeautifulpicturesoftheuniversityandsay,“Nowlookatthepictures.HowbeautifultheUniverseis!Itisalsofullofmysteries.HaveyoueverdreamedofflyingtothespacelikeYangLiweitounlockthemysteriesoftheuniverse?Ifyoucould,whatthingsshouldyoupayattentionto?”3.EncourageSstogiveasmuchinformationaspossible.Afterthediscussion,writedownsomekeywordsandimportantexpressionsontheblackboardtohelpSstohavethesenseoftravelinginspace.Conclusion:Beforemakingatripintospace,we’dbettermakefullpreparations,suchas:collectingasmuchinformationaboutthespaceaspossible;checkingwhetheryouhavegottheproperspacesuitsornot;makingsureofallthesafetyrules;notleavingthespaceshipaloneunlessthespaceguidetellsyouto;payingattentiontorecordingsomeimportanttimeduringthespacetravelingandsoon.TeachingGoals:1.ToenableSstobetterunderstandthetheoryabouttheoriginoftheuniverseandlifeontheearth—the“bigband”theory.2.ToenableSstoconcernaboutthefutureoflifeontheearth.Step1.Pre-readingPurpose:ToarouseSs’interestinlearningaboutsomerelativeinformationabouttheuniverse.1.ShowsomepicturestotheclassandencourageSstosaysomeinformationabouthowlifebeganontheearth.Theycansaysomerelativelegends,folktalesorscientifictheoriesaboutthetopic.Forreference:Someideasaboutthebeginningoftheuniverse:●PanGuturnsintoamyriadof(各种)things盘古化生万物●PanGuseparatestheskyfromtheearth盘古开天地Step2.FastreadingPurpose:Togetthegistofthepassage.Tocorrectlyunderstandsomeinformationgiveninthetext.1.AskSstoreadthetextquicklyandtrytogetthemainideaofthetext.Step3.IntensivereadingPurpose:togetthestudentstolearnthedetailsofthetext.(1)Answerthequestions:•Whendidthe“BigBang”happen?•Whatformwastheearththe“BigBang”?•Whatmadeuptheearth’satmosphereaftertheearthexploded?•Howdidwatercomeintobeingontheearth?•Whatwasimportanttothedevelopmentoffish?•Whatmadepossibletheriseofmammalsontheearth?•Whyaremammalsdifferentfromalllifeformsinthepast?（2）Fillinthechartabouttheorderof...
