Unit2LetstalkteensGrammarandUsage教案-高中英语牛津译林版2020

U2Let’stalkteensGrammarandUsage教案教材分析：本课时包含“Exploringtherule”和“Applyingtherule”两个板块。“Exploringtherule”板块通过呈现青少年网站的首页介绍词，让学生阅读语篇并识别出简单句、复合句和复杂句的例句，并将其进行分类；再对例句进行分析概括，归纳出简单句、复合句和复杂句的特征和规律。“Applyingtherule”板块通过句子转换练习、语法填空进一步巩固学生对简单句、复合句和复杂句结构和意义的掌握，最后让学生通过小组合作，相互咨询和提供建议，在真实的情境中运用所学规则，提高学生的语用能力。教学策略与设计说明：采用归纳法（Inductivemethod），呈现若干例句，让学生发现和归纳各类短语的形式与功能，不断练习，进一步强化后再产出。教学目标：在本课学习结束时，学生能够：语言能力上，识别出简单句、复合句和复杂句的结构特征，熟悉不同句子的使用规则并在真实情境中恰当运用；区分和正确运用句子中的并列连词和从属连词。思维品质上，通过识别和分析，归纳和概括出规则的特征；比较简单句和复合句的不同点，深化对规则的理解。文化品格上，了解简单句、复合句和复杂句的适用场景；了解青少年网站的功能作用并学会使用网络解决青少年问题。学习能力上，清晰，流畅地咨询和提供建议；在语境中归纳出语法规则并将其迁移到不同的情境中。教学重点：1.学生能够掌握简单句、复合句和复杂句的结构和意义。2.学生能够区分和正确运用并列连词和从属连词。教学难点：学生区分和正确运用并列连词和从属连词。学生运用复合句和复杂句相互咨询和提供建议。教学资源：教材、多媒体课件、黑板与粉笔。教学过程：步骤教学活动设计意图时间与模式Step1Leadin:Ssreadaparagraphandthinkabouttheeffectoftheparentsonthem.“Parentinganadolescentisdifferentthanparentingayoungerchild.Peersbeeincreasinglyimportantinthelivesofadolescentsandinfluencetheirappearance,certainbehaviors,andsociallife.But,parentsstillplayalargeandvitalrole;theyhelpshapeadolescents'educationalplans,theirmoralandsocialvalues,ortheirbroaderworldview.”Suggestedanswers:Theyinfluenceourpersonalities,psychologicaldevelopment,lifehabits,etc.2.Ssfindouttwoerrorsintheparagraph.(theunderlinedwords“But改成However,or改成and”)3.Texplainsthedefinitionandthetypeofsentence.Definition:asetofwordsthatispleteinitself,typicallycontainingasubjectandpredicate,conveyingastatement,question,exclamation,ormand,andconsistingofamainclauseandsometimesoneormoresubordinateclauses.Type:simple,pound,plex,poundplex.呈现主题相关的语言情境，引导学生在情境中关注语言知识；引入句子的类型，为接下来的任务作铺垫。3’CWStep2Matching:Ssreadanintroductiononthehomepageofawebsiteforteenagers.Matcheachsentencewiththecorrecttypeinthetable(simple,pound,plexsentences)TleadsSstorecognizethesubject,predicateandobjectofthefirstsentence,andSsdecidewhatkindofsentenceitis.识别简单句、复合句和复杂句的例句并分类，为接下来归纳出语法特征作准备。3’CWStep3Structure:1.Texplainssimple,poundandplexsentencesindetail(suchasprovidingexamples,mindmapping,concludingrules).(1)Simplesentence:asentencethatconsistsofjustoneindependentclause(onesubjectandonepredicate).e.g.Theprisonerescaped.e.g.Theprisonerandhisfriendescaped.(examplewithapoundsubject)e.g.Theprisonerandhisfriendescapedbutwerelatercaught.(examplewithapoundsubjectandpoundpredicate)(2)Apoundsentencehasatleasttwoindependentclauses(canstandaloneasasentence).Structure:independentclause+coordinatingconjunctions+independentclause=poundclauseCoordinatingconjunctions(FANBOYS):for,and,nor,but,or,yet,so.e.g.Hewashappy,forhejustpassedtheexam.e.g.Theroadwaslongandwecouldn’tseetheend.Whentouseamabeforeconjunctions:Simplesentence:nomapoundsentence:useamaDifferencesbetweensimpleandpoundsentences:Clause:onlyoneindependentclause/twoormore...Length:shorter/longerma:no/yesplexity:simple/plexSubject&predicate:onlyonesubjectandonepredicate/morethanonesubjectandpredicateAplexsentencehasanindependentclauseandatleastonedependentcause.Subordinatingconjunctions:usedtolinkanindependentcausetoadependentclause,suchasalthough,because,before,eventhough,if,since,until,when,etc.e.g.Whenthecakeisbrown,takeitoutoftheoven.e.g.Youwilldefinitelyloseifyoudon’ttry.2.Tconcludethetypesofsubordinatingconjunctions.Texplainswhentousesimple,poundandplexsentences.Simpleandpoundsentencesareusefultobebrief:Inemergencyinstructions;Toteachyoungchildren;ForsomeonewhocannotreadmuchEnglish.(becausetheyaresimpleandeasytounderstand)plexsentencesareusefultobedescriptive:Toexplainsomethingindetail;Tebepreciseaboutwhatyouaredescribing;Tokeepyourreaderinterested.(becauseitisspecific)引导学生归纳出不同句子类型的规则，再详细解释不同的句子类型，巩固学生对简单句、复合句和复杂句的掌握。11’CW/IWStep4Matching1.Tchecktheanswersofthematching.Suggestedanswers:Simplesentence:(2),(3),(4),(6)poundsentence:(5),(8),(13)plexsentence:(1),(7),(9),(10),(11),(12)TasksSstothinkaboutwhattheycangetfromthewebsiteforteenagers.SuggestedanswersAdviceonteenagers’problems在学生充分了解各类句子结构后核查答案，有助于学生自我纠错。1’CWStep5ConclusionTleadsSstoworkouttherulesofsimple,pound,andplexsentences.Asimplesentencecontainsasubjectandaverb.Apoundsentencecontainstwoormoremainclauses.Weuseconnectingwordssuchasand,or,but,soorfortolinktheclauses.Aplexsentencecontainsonemainclauseandatleastonesubordinateclause.Asubordinateclausecanbethesubject,predicative,object,attributiveoradverbialofthesentence.总结简单句、复合句和复杂句的结构特征。1’CWStep6Transformation:Ssbineeachpairofsentencestoformapoundorplexsentence.Suggestedanswers:1.Yourpasswordshouldbemorethaneightlettersornumbers,becausethismakesitdifficulttoguess.(“This”指代前面整个句子)2.Postsshouldnotgiveoutpersonalinformation,andtheyshouldnotincludeadvertisements.(“they”指代posts)3.Describeyourproblemsclearly,sootherpeoplecanunderstandthemeasily.(因果关系)4.Theforumexpertswillreplytoyou,assoonas/when/oncetheyseeyourposts.(结果与条件)5.Letusknow(that)whatyouthinkofourforumbyemail.(“whatdoyouthinkofourforum?”是know的宾语)句子转换练习，巩固复合句和复杂句的结构，并列连词和从属连词的用法。5’IW/CWStep7Fillintheblank:Sspletetheconversationwiththecorrectconnectingwords.在语篇中进一步巩固并列连词和从属连词的用法。4’IW/CWStep8Keywords:Tteachesthekeywordsbyprovidingpictures,collocationsandexamplesentences.design设计，安排~sthforsb/sthe.g.Theyaskedmetodesignaposterforthecampaign.bedesignedtodo“目的是...”expert专家，行家aputer/medicalexpert计算机/医学专家~at/in/on(doing)sthe.g.He'sanexpertatgettinghisownway.uniqueabsolutely/totally/almostuniquee.g.Thepreviewoffersauniqueopportunitytoseetheshow.4.flexible能适应新情况的，灵活的amoreflexibleapproach更灵活的方法flexibleworkinghour弹性工作时间n.Flexibilityperformance表演；表现giveaperformance表演e.g.Hecriticizedtherecentpoorperformanceofthepany.利用图片和例句教单词，增加单词学习的效率和趣味性。6’GWStep9Pairwork:1.Ssworkinpairs.RoleplayaconversationbetweenTeresaandherparent(s)usingsimple,poundandplexsentences.Thebeginninghasbeengiven.Teresa:Hi,Mom!Canwepleasetalk?Mother:Sure,dear.What'sthematter?...Tgivessomepossibleparentchildproblems:Myparentssupervisemeallthetime;Myparent