Unit4Astronomy:thescienceofthestarsTeachinggoals教学目标1Targetlanguage目标语言a重点词汇和短语gravity,bychanceb重点句子Iheardabouthowtheideaofgravityhasdevelopedoveralongperiodoftime.Pickouttheinformationanddrawlinesfromthelisttowherethethingsareonthesuitoftheastronaut.2Abilitygoals能力目标EnabletheSstounderstandthedifferentideasaboutgravity.EnabletheSstohaveagoodunderstandingoftheforceofgravityinordertoenjoythestoriesfullyandtobecomemoreinvolvedandexcitedaboutstudyingspaceandthestars.3.Learningabilitygoals学能目标EnabletheSstoappreciatethatthesciencefictionstoriesareimaginarybutbasedonfact.Teachingimportantpoints教学重点Listentothematerialaboutthedetailedinformationaboutdifferentscientistsandtheirideas.Completetheform,makeTrueorFalsejudgementandanswerquestions.Teachingdifficultpoints教学难点Discusswithpartnersandhaveadebatetofindoutwaystosolvetheproblemsaboutwhataspacesuitshouldbelike.Teachingmethods教学方法a.Discussionb.ListeningcCooperativelearningd.DebatingTeachingaids教具准备ArecorderTeachingprocedures&ways教学过程与方式StepI.RevisionCheckhomeworkexercise.Part3(P29):ThefactisthatIdon’tknowwhoheis.用心爱心专心whetherhe’llcomeornot.thatmanypeopledon’tknowhowfarBeijingisfromReading,England.Yourdifficultyisthatyoudon’thaveenoughmoney.thatyoudon’tknowhowtogrowappletrees.MyproblemisthatIdon’tknowhisaddress.howlongthejourneywouldtakeus.Thequestionisthatthesnowistooheavy.whereyoucanfindarestaurant.Thetroubleishowtogetthereintime.Whetheryoucanfindataxiinsuchacoldday.Part3(P64):1.Withthedevelopmentofscienceandtechnology,peoplehavecometodependmoreandmoreonthecomputertodealwithallkindsofthings.2.Nowthatmanyproblemsexistwhichcannotbesolved,warswillprobablybreakout.3.Hegraduallygotthehangofthismethodofresearchaftermanyyears’practice.4.Thepresenceofthatfamousdirectorcheeredupallthepeopleatthemeeting.5.Weshouldfindsomewaystopreventtheharmfulgasfromspreading.6.Heisalreadyexhausted.Weshouldlessenhispaininsteadofdisappointinghim.StepII.Listening(Usinglanguage)1.TheSswillheardifferentideasaboutgravityofthreescientists,andthenfillintheblanks.T:HaveyouheardofIsaacNewton?Howmuchdoyouknowabouthim?S1:He’sEnglish.S2:Hesetupanideawhichiscalled“gravity”.T:What’shisideaabout?S3:Gravitymadeeverythingfallbacktotheearth.T:HaveyouheardofAlbertEinstein?S4:Yes.He’saJew.Andhe’sfamousforhisTheoryofRelativity.T:HowmuchdoyouknowStephenHawking?S5:Sorry,notverymuch.IknowhimjustfromthepassageonPage64,Workbook..T:Itdoesn’tmatterifyoudon’tknowthemmuch.Todaywe’llgetmoreinformationaboutthem.TurntoPage30.GothroughPart1quickly.2.Listentothetapethreeorfourtimesandpausewhereit’snecessary.Thenchecktheanswerswiththewholeclass.T:Areyouready?Let’slistenforthefirsttime.Pleasepayattentiontothedate.(Playthetape.)T:Haveyougottheanswers?用心爱心专心S1:Yes.IsaacNewtonlivedfrom1642to1727.AlbertEinsteinlivedfrom1879to1955.StephenHawkingwasbornin1942.T:Let’slistentothetapeagain.Pleasepayattentiontotheidea.(Playthetapeagain.)T:Haveyougottheanswers?S2:Yes.IsaacNewton:Everythingfallsbacktotheearthbecauseofapullcalledgravity.S3:AlbertEinstein:Gravityisdifferentinspace.S4:StephenHawking:Blackholeswouldeatstarsandtheymayalsopushstarsoutintospace.T:Excellentanswers!Haveyougototherinformation?Or,Whatwastheirgravityabout?S5:Newton’sgravityisaboutearth.S6:Einstein’sideaaboutgravitywasaboutuniverse.S7:Hawking’sideaw...
