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9AUnit6MaintaskAdetectivestory主讲教师：吕华兵(南京市第十三中学)一、年级：九年级二、教学内容：9AUnit6Detectivestories三、课型：Maintask四、教学目标1.知识目标学习如何根据所给图片提示写一篇侦探故事。2.能力目标能根据所提供的图片，展开合理的想象，写出语意清晰、结构合理的侦探故事。3.情感目标通过对侦探或警员办案过程的了解，让同学们养成积极思维、关注细节的好习惯。五、教学重难点1.重点能依据所提供的图片或文字，按事件发展的顺序编写出合乎逻辑的侦探故事。2.难点如何让学生用熟悉的语言来表述案件的一些细节问题，而且做到语句流畅、条理清晰。六、教学步骤Step1Warming-upTellthestudentsthattheyaregoingtohaveagoodtimeinthisperiodandtheyaregoingtobeturnedintodetectivesandsolvecasesontheirown.Say“First,letslearnfromafamousdetective.Doyouknowhim?”1PlayashortflashaboutthefamousdetectiveConan.(Conanisthemostpopulardetectivetheyknow.Itmaybeeasierforthemtotalkabouthim.)Askthestudentsthefollowingquestions:Doyouthinkheisagooddetective?Whyorwhynot?(Ithinkso.Becausehecarefulandbrave.)WouldyouliketobeadetectivelikeConan?(Iftheansweris“Yes.”,itisverynaturaltotakeasmalltestbeforebecomingadetective.)Crimescene!Donot!protectthecrimescenecheckthesceneforobjectsorcluescheckthescene/objectsforfingerprintslookforwitnessesandaskthemforinformationdecidewhothesuspectsareandtalktothemfindthemurdererUsequestionstohelpthestudentsfigureoutthegeneralwaysofsolvingacase.(Thiswillbeveryimportantinhelpingthestudentstoorganizetheirdetectivestories.)Step2ModelingthetaskEncouragethestudentsbysayingthattheyhavealreadyknowsalotabouthowtosolveacase.Andthen,askthemforhelp.Say“oneofmyfriends,Tom,wasarrestedyesterday.”Showthefollowingpicturesandintroducethenewwords:beunderarrest;adiamondnecklace;bechargedwithrobbery;ajewelleryshop;shocked.2TellthestudentsthatTomisnotguilty.Butitisalsohardtoproveit.Milliehaslearnedaboutthisandshehasdrawnsomepicturesaboutit.Getthestudentstolabelthepictureswithnumbersandputthepicturesinrightorder.Showthepicturesonebyoneandatthesametime,invitethestudentstoreadoutthesentencesmatchingthepicturetocheckifstudentshavedevelopedtherightstoryline.TellthestudentsthatMilliehasalsowrittenanarticleaboutit.Butshemissedafewwords.AskthestudentstohelphercompletethesentencesanddopartA2onpage113.Checktheanswers.DividethestudentsingroupsoffourandfindawaytohelpTom.Eachgroupwritesanendingtothestory.Encouragethestudentstosharetheirstorieswiththeirclassmates.Step3WritingaDetectiveStoryAskthestudentstoopentheirbooks.Lookatthepicturescarefullyandmatchthesentenceswiththem.DopartB1onpage114.Givethestudentssomeinstructionsabouthowtodevelopthestoryandhowtohavemoreideas!Makeitclearthatitisagoodwaytoaskoneselfmorequestions.Showthefirstpictureandencouragethestudentstoaskasmuchquestions3usingthewh-wordsgivenbeside.Showthesecondpictureandaskthestudents,“Whatthepolicemanwilldo?”Encouragethemtoguesswhatthepolicecanfindthere.Askthestudentswhatelsethepolicemancando.Andthenshowpicture3&4.TalktothewitnessesTalktoacookinanearbyrestaurant(Ifpossible,wecanalsoinvitethestudentstothinkaboutthequestionsandtheanswersthattheyaskandanswer.)Showpicturefiveandask“whathasthepolicemanfind.”“Whatdoyouthinkhewilldowiththem?”Showthelastpictureandask“Thepolicemanarreststhecook.”Howdoesthedetectiveknowthecookisthemurderer?Whydidthecookdothis?Showthestudentallthesixpicturesandhelpthemtocatchthestoryline.Remindthestudentstheelementsofwritingadetectivestorybysaying“Therearealsosomeelements(要素)youdbetterincludeinyour.”Encouragethestudentstofindthemintheirbooksandthenhelpthemtounderstanditbytranslatingthem.Remembertoincludetheseelementsinyourstory.Adescriptionofthecrime对案发现场的描述Anyobjectsorcluesfoundatthesceneofthecrime在案发现场找的物品或线索Adescriptionofthesuspect对嫌疑犯的描述Howthedetectiveknowsheorshehasfoundtherightperson侦探们是如何知道他们找对人了4Step4HomeworkWriteyourowndetectivestory!YoucanwriteabouteitherthestoryinPartB1oratotallycreativestory.Trytomakeyourstoryinteresting.七、说明本节课是第六单元的主要任务，要求学生编写一个侦探故事。教师需在平常的教学过程中多关注侦探办案的流程，从而潜移默化地教会学生如何去组织和表述自己的侦探故事。本节课上教师引导学生合理地运用设问来拓展自己的思维。这些问题本身就没有固定的答案，老师也不宜加以限制。在问题的引导下，学生可以自由地建构自己的侦探故事，充分地体现他们的主观能动性。5
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