人教版英语九年级全一册教案Unit13 SectionA(3a-4c)

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Unit13（3a-4c）案教情分1.1教学目标goals语言目标KeyWordsandChunks1.1.1.1.1cruel,beattopof,industry,scientific,takein,afford,turnpayfor,takeaction1.1.1.1.2comprehending:fin,chain,1)Manyhaveofsharkfin2)Butdoyourealizethatyou’rekillingawholesharktimeyouaofsharkfinnotonlybuttheenvironment.4)Sharksattopofthefoodchaintheocean’secosystem.5)Iftheirdroptoolow,itwilltoallocean6)Withoutfin,acannoswimslowlyofsomekindsofsharksinthe20to30years.haveevenaskedgovernmentstodeveloplawstheoffar,noscientifichavethatgoodsowhythem?WecananylongertakeFocus1）doyourealizethatyou’rekillingawholesharktimeyouaofsharkfin引导时间状语从句，意为“每当”)2）onlycruel,butharmfulonly…butalso连接两个并列成分，意为“不仅…而且…”)3）far,scientifichavethatfinsgoodfor1页

sowhythem?(sofar为“到目前为止”，是现在完成时的标志4）Withoutaacannolongerswimslowly(no意为“不再，等于not…anylonger)Abilitygoals能力目标Tothepresentperfectthevoice.TotosomeofthewordsintheToSstoforspecificof情感目标ToSsof1.1.3.2ToraiseSs’awarenessprotectinganimals.1.2教学重难点tothetoknowthesharksareindanger.GuideSstosavesharks.2.0

Student学情分2.1Fundamental基本情况通过本单元第一课时的学习，学生基本上激活了已有的语言知识，对本单元的话（environmental已经有所感知于environmentaltosolvepollution,howtosolvepollution内容有了更深入的学习。本课时从环境污染过渡到动物保护，加深学生环境保护的意识。2.2Knowledge知储备第一课时的学习，围绕单元话题pollutionandenvironmentalprotection让学生的知识得到了扩展，丰富了环境保护话题下的语言输入内容，提出了具体的环保措施，为本课时保护动物话题积累了语言基础。2.3data班实际本班学生有比较明确的学习目的够在小组活动中互相帮助积极与他人合作，敢于用英语进行表达本课的阅读文段Savethe这个关于动物的话题是2页

学生比较感兴趣的内容，但是部分词汇，findustry和个别句型结构较为复杂，学生理解上应该有一定的难度。教师可结合课堂实际情况，指导鼓励学生小组学习，讨论认知新的复杂的语言结构，扫清阅读障碍。3.0

methods教建议3.1thematicmethod题教学法3.2Self-directedmethod主学习法3.3Discussionmethod讨论法4.0

教学辅blackboardprojector,5.0procedures教学进程5.1引入与激趣活Intointhemaintopic,canSstowatchavideo.Whydocatchsharks?Q2.Whatwillhappenifsharksdon’thavetheirfins?dothinkofGuideSstotalkinsharewith5.2阅读练Pre-reading读前导入sometheexpressions.sometomuchthesharks.1.youknowsharksare2.Whydotheyare3.do4.theyallverybig?5.do6.Istheofsharksdecreasing(减少)?7.Whydocatch3页

读中理解tothefindtheforPara1You’rekillingawholesharkwhenyouenjoybowlofsharkfinsoup.Para2Badthingshappenwhenpeoplecutoffsharks’fins.Para3Environmentalhavesharks.toscanandthesheet.Answers:1.insouthernChina2.around703.90percent4.WildAidandWWFGuideSstothethenfinishfillinwithinbox.Answers:1.when2.3.4.Although5.ifGetSstotherecordingandreadalongwithitatsametime.Whilereading,let’spayenoughattentiontothepauses,thepronunciationandtheintonationofthenative读后提升GuideSstothesecondandthirdparagraphsfillintheblanksordertohelpdetails.4页

Answers:1.off2.3.back4.swim5.6.drop7.8.areteaching9.todeveloplaws5.3interpretation新知感（贴标）chunks语块发GetSstothetextonceagain,time,andunderlineallusefulchunksin1)Manyheardoffin2)Butdoyourealizethatyou’rekillingawholesheachtimeabowlofsharkfinsoup?3)Whencatchtheycutofftheirfinsthesharkintotheocean.4)Thisisnotbuttheenvironment.5)areattopofthechaininocean’secosystem.6)Iftheirdroplow,itwilltoallocean7)cannolongerswimslowly8)Inaround70millionarecaughttradedinindustryevery9)ofsomekindsofhavefallenbyin20to30years.TheyevenaskedgovernmentstodeveloplawsstopsaleSofar,studiesshownareforwhythem?5页

语块析isnotbuttheenvironment.notonly…butalso…表示“不仅而且”,用于连接两个性质相同的词或短语。在使用notonly…butalso…时还应注意以下几点：1.该结构中的also时可以省略。2.当notonly…butalso连接两个主语时谓语动词的数原则上与其相近的主语保持一致。3.为了强调将notonly置于句首此时其后的句子通常要用部分倒装的形式。5.3.2.2.Withoutaacannolongerswimslowly辨析：no，1.nolonger的是副long的比较级long有acertainpointof在某一时刻以后)之意重表示时间的不再延续为“如今不再not...longer。2.no中的more是/much的比较级，有之意，着重表示数量或程度的减少，意为“再也没有更多(的数量程度)。no=not...anymore。语块运GuideSstoknowoffollowingsimilarnewofown.AndgetsomeSstotheiroriginalsentences.Sofar,noscientificstudieshaveshownthatsharkfinsgoodsowhythem?(P99)【原句翻译】_____________________________________________________________________【仿写造句】so__________________________________________________________________notonlybuttheenvironment.)【原句翻译】_____________________________________________________________________6页

【仿写造句】notonly…butalso…______________________________________________________________________aacannolongerswimslowly(P99)【原句翻译】_____________________________________________________________________【仿写造句】nolonger_________________________________________________________________5.4andConsolidation练习与巩固1.你听说过那个故事吗？you_________________thatstory?2.Jane不仅喜欢音乐，还喜欢电影。__________________music__________________movies.3.抽烟对健康有害。Smoking__________________4.asked___________(notfin5.–Excuseme,isthisMr.Green’soffice?—Sorry,he________worksA.nomoreB.anylongerC.no