Unit1TheChangingWorldTopic3TheworldhaschangedforthebetterSectionBⅠ.Materialanalysis本课是九年级第一单元第三话题的第二课时，主活动是1a和3a。1a通过谈论加拿大的助人工程，进一步学习现在完成时。1b通过判断正误的形式，重点训练学生提取信息的能力。1c则培养学生整合对话信息，抓关键词汇的能力，用语篇的形式再现对话内容。2用选词填空的题型，训练学生在具体语境中，正确使用词汇的能力。3a让学生学习并掌握现在完成时中短暂性动词和延续性动词的转换。3b要求学生把3a的书面文字用口头的形式表达出来。这就是要求学生具备能写会说的能力。本课通过谈论帮助无家可归的人，引导学生关注社会问题和树立服务社会的观念。 Ⅱ.Teachingaims1.Knowledgeaims：掌握本课的重点词汇和短语，继续学习现在完成时（短暂性动词与延续性动词的转换）。2.Skillaims:能听懂有关社会问题和社会服务的对话，并能从中提取相关信息，做出正确判断。能正确运用现在完成时谈论有关社会服务的话题。能通过整合现有的语句，提升综合语言运用能力。3.Emotionalaims:(optional)
在学习过程中，结合小组竞赛、同伴互助等活动，培养互助进步的合作精神。引导学生关注社会问题，关注社会服务工程，培养他们乐于助人的良好品德。4.Cultureawareness：（optional）关注国内外的社会服务工程，培养学生的凝聚力和祖国意识。Ⅲ.Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:program,manage,training,secretary,helper,club,engineer,wound,homeless,treatment,immediately,helperhomelesspeople,liveanormallife,decideonsth.,medicaltreatment,providesth.forsb./providesb.withsth.,feelgoodaboutthemselvesSentences:(1)Oncetheyfindpeopleinneed,theydecideonsuitablewaystohelpthem.(2)Theprogramalsoprovidesthemwithhouses.Grammar:Goonlearningthepresentperfecttensewith“for”or“since”andfindoutthedifferencesbetweenthepresentperfecttenseandthesimplepasttense.2.Difficultpoints：能在具体语境中，将短暂性动词转换成延续性动词，正确使用一般过去时和现在完成时。能通过本课所学，正确运用现在完成时对日常活动进行描述。Ⅳ.Learningstrategies通过1a和1b的听力练习，提高听力。
通过2的巩固训练，教会学生在不同语境中正确运用词汇的学习方法。通过3b的提升训练，注意正确评价自己学习的不足，制定相应的复习计划。Ⅴ.Teachingaids关于家乡变化的图片；词汇卡片（如：program,homeless/home等）；幻灯片。Ⅵ.TeachingproceduresStage(timeperiod)InteractionpatternsTeacheractivityStudentactivityRemarks1Gettingstudentsreadyforlearning（3-5mins）IndividualworkGreetandgettheSstogiveareportonthechangesoftheirownhometown.T:Hello,boysandgirls.Howareyou?Ss…T:I’mverywell.Now,pleasetakeoutyourpictures,giveareportaboutthedifferencesofyourownhometown.Greeting.Ss:Hello…We’refine,thanks.Andyou?…S1…S2…课前展示可以很好的检测评价学生课外作业的完成情况，提高教师的执行力，同时也给学生一个展示的平台，激发学生自主探究的潜能。2Revision(2-3mins)GroupworkDividetheclassintotwogroupsfirst.Teachersayssomesentenceswith“havedone”.GroupGroupAaddstimeadverbialwith“for”totheteacher’s
Aaddstimeadverbialwith“for”andGroupBchangesthetimeadverbialwith“since”,andthenexchangetherole.T:Now,I’llsaysomesentenceslike“Ihavelivedhere.”GroupAneedstoaddthetimeadverbialwith“for”,GroupBchangesthetimeadverbialwith“since”.T:Forexample,Ihavelivedhere.GroupA.Ss:Ihavelivedhereforthreeyears.T:GroupB.Ss:Ihavelivedheresincethreeyearsago.T:Great,let’scontinue.examples,andGroupBchangesthetimeadverbialwith“since”,andthenexchange.Ss:Ihavelivedhereforthreeyears....Ss:Ihavelivedheresincethreeyearsago.该环节操作过程中，注意要使用延续性动词，并做好板书，为后面学习短暂性动词转换为延续性动词，提供语境，做好铺垫。3Pre-listening(5mins)ClassactivityShowsomepicturesofhomelesspeopleandchildlaborerstopresentthenewwords.LeadtheSstojointheHelpers’clubtohelppeopleinneed.Learnthenewwordsthroughsomepicturesofhomelesspeopleandchildlaborersincruelwars.
T:Now,lookatthefirstpicture.Whatdoyouthinkofthepeopleinthispicture?Ss:Theyarehelpless.T:Right.Theyareeitherhomeless.Andlookatthischild,whatareyourfeelings?Ss:Heissoyoungbuthehastowork.T:Yes,theyarechildlaborers.Theyareallpeopleinneed./Theyneedourhelp.Therearesomanypeoplelikethemaroundtheworld.Wouldyouliketohelpthem?Ss:Yes,I‘dloveto.T:Wonderful!Hereisaprogram.Ithelpshomelesspeople.ItsnameistheHelpers’Club.Weneedsomevolunteers,suchasdoctors.Who’dliketobeadoctor?Ss:I’dliketo.Ss:Theyarehelpless.…Ss:Heissoyoungbuthehastowork……Ss:Yes,I‘dloveto.…Ss:I’dliketo.运用本课重点短语和句型创设新单词的语境，可以降低学生在听力活动中的难度，并为语言输入做好准备。通过挑战不同的任务，实现本课的知识目标和技能目标，有助于激发学生的学习动力，并通过引导学生“加入志愿者俱乐部”
T:Great!Youcandealwiththewoundandgivethemsomemedicaltreatment.Wealsoneedsomeengineerstodesignhousesforthem.Whowanttobeengineers?Ss:Me.T:Teachersareneeded,too.Youcanprovidethemwithjobtraining.Doyouwanttojoinus?Ss:Goodidea.T:Asvolunteers,weneedtocommunicatewithpeoplefromallovertheworld.Sowemustbeabletounderstandeachotherandtalkwiththem.Beforeyoubecomeamemberofourclub,Youhavetocompletethreetasks.Ifyoufinishonetaskbest,youwillgetastar.Thegroupthatgetsthemoststarscanjointheclub.Ready?…Me.Ss:Goodidea.…培养学生乐于助人的品德，克服困难，挑战自我的信心和勇气，以及为实现目标锲而不舍的精神。
Ss:Yes.…Ss:Yes.4While-listening(10mins)ClassactivityTask1:Passthelisteningandreadingtest.Round1:GettheSstoscanthestatementsin1bbeforelistening.ThenlistenandmarkTorF.Finish1b.T:Asweknow,thereareplentyofhomelesspeoplethroughouttheworld.ButdoyouwanttoknowthesituationinCanada?Ss:Ofcourse.T:OK.Let’slistentothetapeandfinish1b.Beforelistening,youhave1minutetoread1b.ThenmarkTorF.Youcanlistentwice.Ss…T:Nowlet’schecktheanswer.No.1,whocan?S1:It’sfalse.MariaandJanearetalkingReadthestatementsin1bbeforelistening.ThenlistenandmarkTorF.…Ss:Ofcourse.…Ss……S1:It’sfalse.MariaandJanearetalkingabouta听力训练之前，分析题目，预测对话内容，能降低听力难度，并做出准确的判断。学生基础较差的话可以重新设置两个简单的问题，将1b改为听中的第二个任务。
PairworkaboutaprograminCanada.S2…S3……Round2:Listento1aagain.Payattentiontothepronunciationandintonation,andthenact1aout.…T:Welldone.Congratulations!Now,youhavetofacethesecondone.programinCanada.S2…S3…Listenagainandpayattentiontothepronunciationandintonationandthenroleplay1a.结对展示环节采用组间PK的方式，提升学生的竞争意识，为实现目标而努力。5Post-listening(20mins)IndividualworkTask2:Understandthekeypoints.Round1:GettheSstofinish1caccordingto1a.T:OK,whenyoucommunicatewithothers,youhavetocatchthekeywordstounderstandthem.Nowlistento1acarefully,trytofindListento1aagainandfillintheblanksin1c.Ss…该环节是整个“测试”的第二个部分，是听后的第一个活动，通过“再听1a”，教会学生抓关键词和重点短语的方式，灵活运用知识点，提高学生
Groupworkouttheinformationyouneedandcompletethepassagein1c.…T:OK,couldyoushareyouranswerswithus?…Round2:Comprehensiveuseofthelanguagepoints.GuidetheSstogothroughthephrasesin2andfillintheblankswiththerightformsofthegivenwords.Finish2.T:Youhavegotsomespeakingskills.While,youalsohavetoknowhowtousetheexpressionscorrectlyduringthecommunication.Nowyouhave2minutestocompletethepassagein2byyourselves.Ss…Gothroughthephrasesin2andfillintheblankswiththerightformsofthegivenwords.Finish2.…重组语言的能力。建议：教师可根据实际情况设计1c为读后环节。2是通过创设新的语境，巩固学生所学知识点，为后面的语言输出打好基础。
GroupworkT:Nowchecktheanswerwithyourgroupmembers.…Task3:Passthespeakingtest.Round1:LeadtheSstoreviewthedifferencesbetween“since”and“for”,finish3aasquicklyaspossible,andthendiscusstheverbsinthepresentperfecttenseandthesimplepasttense.T:Congratulations!Youhavelearnttounderstandotherswhilecommunicating.Now,youmustlearnsomespeakingskills.Whilespeakingwithothers,youneedtousetherightsentencestructures.So,pleasefinish3aasquicklyaspossibleaccordingtowhatwehavelearntlastclass,andchecktheanswerinyourgroup.Reviewthedifferencesbetween“since”and“for”,finish3aasquicklyaspossible,andthendiscusstheverbsinthepresentperfecttenseandthesimplepasttense.…学习语法知识，也是为正确的语言输出，提升口语表达能力和书面表达能力做好铺垫，让学生会用英语做事情。本课重点训练学生的听、说技能，实现了“doingforlearning”and“learningforusing”的教学理念。
Groupwork…S1:forS2:forS3:since…T:Right.Nowlookattheverbsinthepresentperfecttenseandthesimplepasttense.Discusswhentousethepastformsandwhentousethep.p.…Round2:Speakingtest.GuidetheSstoretellXiaoLin’sexperienceswiththeirpartnersaccordingto3a.T:Nowit’stimetotestyourspeakingability.NowtrytoretellXiaoLin’sexperienceswithyourpartnersaccordingto3a,andthenyoucanshowyourskillstootherstopassthelastS1:forS2:forS3:since……RetellXiaoLin’sexperienceswiththeirpartnersaccordingto3a,andthenshowthespeakingskillstopassTask3.…
task.…T:Nowit’stimefortest.Takeiteasy,andyou’lldoitbetter.Whocantry?S1:XiaoLinisnotonlythesecretaryoftheHelpers’Clubbutalsoanexcellentengineer.He…S2…T:Excellent!Youaresosmart.Congratulations!Allgroupscollectthesamestars.Soyouallhavepassedallthetests.Andyouallcanjoinourclubtohelpothers.Afterclass,you’dbetterworkwithyourgroupmemberstodiscusshowtohelpothers.Asweknow,tohelpothersmakesushappy.S1:XiaoLinisnotonlythesecretaryoftheHelpers’Clubbutalsoanexcellentengineer.He…S2…在参与测试（申请加入志愿者俱乐部）前，教师可以通过学生的课堂表现，采用不同的方法（如：积分制；小组排位赛等）对全体学生进行考核，可以有部分学生不能通过测试，教师应该鼓励这部分学生，不要气馁，为实现目标继续努力。6SummarizingandAssigningClassactivityStep1:Summarizethemaincontentofthisclassandrepeatthekeypoints.Telltheirpartnerswhattheyhavelearnedinthisclass.
homework(3-5ins)Step2:HMK1.Writeapassageof3b.2.Discusstheplanonhowtohelphomelesspeople.1.Writeapassageof3b.2.Discusstheplanonhowtohelphomelesspeople.Ⅶ.BlackboarddesignTheworldhaschangedforthebetter.SectionBUsefulexpressions:homelesspeopleliveanormallifedecideonsth.peopleinneedmedicaltreatmentprovidesb.withsth.providesth.forsb.Grammar:Ihavelivedherefor/since…HehasbeenamemberoftheHelpers’Clubfor/since...JanehasbeeninChinafor/since...Bobbylefttheparktwohoursago/at8:00.Bobbyhasbeenawayfromtheparksince8:00/fortwohours.die→bedead,come→beinjoin→beamemberofbuy→have,borrow→keep;leave→beaway(from)StarsGroup1Group2Group3Group4Group5Group6
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