人教版高二英语选修8-Unit-3-Inventors-and-inventions--全单元教案

Unit3InventorsandinventionsTheFirstPeriodWarmingup一．Aims:1.Teachingaims教学目标：Helpthestudentslearnhowtotalkaboutinventionsanddiscoveries.重点词汇和短语discovery,application,evaluate,presentation,alternative,messenger,gettogether,makeacasefor,addup2.Abilityaims能力目标Enablethestudentstotalkaboutinformationanddifferent.二．ContentsStepIAskthestudentstotalkaboutthepictureswiththeteacher’shelp,andthendiscussthefirsttwoquestions.whatisadiscovery?What’sthedifferencebetweenadiscoveryandaninvention?StepIIWorkinpairsandtalkaboutthethreedifferentthings,tellingthemapartandgivingreasons.1.Whichthesepicturesshowinventions?Doesanyofthemshowdiscoveries?2.Workouttworulesthatwillhelpyoudecidewhatisadiscoveryandwhatisaninvention?StepIIIGoonwithsomeotherquestionsofthispart.Whatmoderninventionsdoyouknow?Describethemtoyourpartnerandhowusefultheyareinlifetoday.StepIVWorkingroupsoffourtodiscussthequestion:Supposeyouareworkingforamobilecompany.Itisyourjobtosuggestnewwaysofdevelopingamobile.Inpairsdiscusssomenewapplicationsofamobile.Makealistoftheonesyoulikeandthatseemthemostuseful.Chooseoneyoubothlikeandthinkwillbepopularwithotherpeople.TheSecondPeriodReading一．Aims:1.Teachingaims教学目标Howstodescribetheproblemofthesnakesandwhathasbeendonebythewritertosolvetheproblem.重点词汇和短语Patent,distinguish,product,power,perfume,cube,abrupt,abruptly,convenient,expectation,monitor,passive,criterion,valid,application,file,rod,callup,nowandthen,setabout,incase2.Abilityaims能力目标Enablethestudentstodescribetheproblemofthesnakesandwhathasbeendonebythewritertosolvetheproblem.Makethemrealizeittakesstepstocatchthesnakesandit’snoteasytogetapatent.二．Contents:StepIAsktheSstoguessaboutthecontentofthepassagefromthetitle.ThenasktheSstojudgetherightorderofstagesofinventions.StepIIGettheSstocomprehendthepassagecarefullyandaccurately,andthendividethetextintoseveralpartsandworkoutthemainideaforeachparagraph.PartⅠ(Para.1)thediscoveryoftheproblemofsnakesPartⅡ(Para.2-3)theresearchontheapproachestosolvetheproblemPartⅢ(Para.4-6)theattemptstocatchthesnakesPartⅣ(Para.7-8)therequirementsofgettingapatent.StepIIIAskSstogooverthewholetextagainandanalyzethetextindetails.Discussthefollowingquestions:1.Whatarethewritingtechniquesofthistext?2.What’sthemainideaofthetext?3.Whatshouldwelearnfromthistext?4.What’thewritingpurposeofthewriter?StepIVComprehending:Finishtheexercise1,2,3.TheThirdPeriodLanguagePoints一．Aims:TalkaboutinventorsandinventionsLearnaboutthestagesusedinscientificresearch二．Contents:StepIwordsandphrase1.Doyouknowthestageseveryinventormustgothroughbeforetheycanhavetheirinventionapproved?gothrough(1)经历(2)通过,成功,成交(3)审阅,检查(4)翻找,查看(5)穿过,通过Mostfamilieswentthroughalotinthewar.2.IwasresearchingintothehabitsofsnakessoIcouldtrapthemintheeasiestway.doresearchon/into/in...从事,进行,做研究Theyarecarryingoutaresearchintothecausesofcancer.Theyaredoingresearchintoelectricity.3.whenIcalledupmymotherinthecountrysideonthephone.callup打电话，使......回忆起I’llcallyouuptonight(callsb./ringsb.up)Theoldphotocallsupmemoriesofmychildhood.(recallsth.)4.Snakescomenearthehousenowandthen.nowandthen有时,偶尔Iseethemnowandthen,butnotoften.5.Herewasachanceformetodistinguishmyselfbyinventingsomethingthatwouldcatchsnakesbutnotharmthem.distinguishoneself显扬自己,使自己扬名6.Butthereonlyseemedtobepowdersdesignedtokillsnakes.powder:n.粉，粉末；药粉；火药grainsth.intopowder把磨成粉7.IsetaboutresearchingthehabitsofsnakessoIcouldtapthemintheeasiestway.setabout开始,着手Thesoonerwesetaboutit,thesoonerwe’llfinish.8.Thiswasintheexpectationthatthesnakeswouldbiteagain.expectation:n.预料，期待Againstallexpectation,shewonfirstprize.9.abruptlyadv.Amanwithanabruptmannerisnotwelcomehere.10.convenientComeandseemewheneveritisconvenienttoyou.Ifitisquiteconvenienttoyou,I’llvisityounextTuesday.11.Ifitpassesthattest,yourapplicationforapatentwillbepublished18monthsfromthedateyouapply.application:n.应用，运用；申请，请求；努力，专注Theinventionhadnopracticalapplication.12.bear(bore,borne)忍受;带有,具有Icouldn’tbeartolistenanylonger,soIlefttheroom.beardoing表示习惯性动作beartodosth.表示一次具体动作Thisletterbearsfrenchstamp.13.mess:n.杂乱,脏东西v.无所事事,混日子,胡闹Thereisalotofmesstoclearup.14.butmonitoredcarefully,thesnakesprovedtobenotroubleandallwentaccordingtoplan.monitor:vt.监听，收听：监视15.Icollectedthepassivesnakesandthenextdaywereleasedthemallbackintothewild.passive:adj.被动的，消极的；不抵抗的；不活跃的Heplayedapassiveroleinthemarriage.StepIIsentences1.ThefirstthingItriedtodowastoseeiftherewereproductsthatmighthelpme,butthereonlyseemedtobepowdersdesignedtokillsnakes.P202.Betweentheoutsideandinsidewallsofthebowlthereissomejelly,whichfreezeshardwhencooled.P203.Thecriteriaaresostrictthatitisdifficultfornewideastobeacceptedunlesstheyaretrulynovel.P21TheForthperiodLearningaboutlanguageandUsinglanguage一．Aims1.Teachingaims教学目标HelptheSslearnhowthefamousinventorAlexanderGrahamBellinventedtelephones重点词汇和短语forehead,dot,tap,wire,straw,current,importance,helicopter,triangle,stable,practical,beatentrack,diveinto,setout(todo),intruth重点句子Hefoundthatbypressinghislipsagainst…Hedesignedamachinethat…Althoughhewillalwaysbeknownfor…,hewas…Herealizedthatbyunderstandinghow…2.Abili