四年级英语下册Unit2WhattimeisitThethirdperiod第三课时教案人教PEPVIP

Page3Thethirdperiod(第三课时)PartALet'sspell▶教学内容与目标课时教学内容课时教学目标Let'sspell·通过听例词发音，视察例词中的共有特征，能够感知并归纳字母组合ir和ur在单词中的发音规则·通过读单词、听音圈词的活动强化记忆ir和ur的发音规则，能够读出符合ir和ur发音规则的单词·能够在图片的提示下，依据单词的读音拼法出符合ir和ur发音规则的单词，补全短语、句子，并在四线三格中工整规范地写出来▶教学重点通过听例词发音，视察例词中的共有特征，能够感知并归纳ir和ur在单词中的发音规则。▶教学难点通过发觉式的学习方法，能够视察、感知、体验并归纳ir和ur在单词中发长音/ɜː/的规则。▶教学打算1.预习《状元大课堂》《创优作业100分》《状元作业本》中本课时的相关内容。2.PPT课件、课文录音、视频等。Teachingpurpose观赏歌曲《Phonicssong》，创设英语语音教学氛围，复习26个字母的发音，为本课后面的学习做铺垫。师生间的自由对话为本课话题“Teachingpurpose观赏歌曲《Phonicssong》，创设英语语音教学氛围，复习26个字母的发音，为本课后面的学习做铺垫。师生间的自由对话为本课话题“family”创设情境。Step1:Warm-up&Lead-in1.Greetings.2.Enjoyasong—Phonicssong.(出示课件)3.Lead-in.ShowapictureonthePPT.（课件出示：一只鸟受伤的图片）T:What'sthis?Ss:It'sabird.T:Look!What'swrongwiththebird?Ss:It'shurt.T:Whocanhelpthebird?Nowlet'slisten.Writedownthewords“bird”and“hurt”ontheblackboard.Write“ir”and“ur”inredchalk.Step2:Presentation1.Listentothechant.（出示课件）Playtherecordingofthechant.Studentslistentothechantforthefirsttime.T:Whocanhelpthebird?Ss:Thelittlegirl.ShowthepictureonthePPT.（课件出示：小女孩救助鸟的图片）Writedowntheword“girl”ontheblackboard.Write“ir”inredchalk.Thentheteacherasksthenextquestion.T:Howcanthegirlhelpthebird?Ss:Takethebirdtothenurse.ShowthepictureonthePPT.（课件出示：护士图片）Writedowntheword“nurse”ontheblackboard.Write“ur”inredchalk.T:Look!Thebirdgivesahamburgertothenurseasagift.（出示课件）Teachingpurpose学生通过倾听发音、视察词形等方法在老师的引导下逐步归纳出字母组合ir和ur的发音规则。Teachingpurpose学生通过倾听发音、视察词形等方法在老师的引导下逐步归纳出字母组合ir和ur的发音规则。2.Readandfind.Playtherecordingagain.（出示课件）Studentsreadthewordsandperceivethepronunciationsofthewords.3.Summarizethepronunciationrules.Leadstudentstosummarizethepronunciationrules.T:Thelettercombinations“ir”and“ur”bothpronounce“/ɜː/”inthesewords.4.Readthechant.Teachingpurpose通过读例词、读符合ir和ur发音规则的其他单词等操练活动，强化记忆字母组合ir和ur的发音规则。Presentthetextcontentofthechant.Studentsreadthechantbythemselvesandpayattentiontothewordsthathave“ir”or“ur”.(课件出示：Read,listenandchant的听力材料Teachingpurpose通过读例词、读符合ir和ur发音规则的其他单词等操练活动，强化记忆字母组合ir和ur的发音规则。5.Readandpractice.Studentstrytoreadtheexamplewordsinthefirstpartof“Let'sspell”.Showsomenewwords(girl,bird,birth,first,thirty,hurt,nurse,hamburger,turn,burn)onthePPT.Studentstrytoreadthem.(出示课件).Teachingpurpose通过用单词编短语或句子，激发学生的学习爱好，进一步强化发音规则，为Teachingpurpose通过用单词编短语或句子，激发学生的学习爱好，进一步强化发音规则，为“Look,listenandwrite.”的补全短语做好打算。1.Read,listenandcircle.(1)Studentsreadthewordsbythemselves.(2)Playtherecording.（出示课件）Studentslistenandcirclethewordstheyheard.(3)Checktheanswers.（课件出示：答案及听力材料）.(4)Trytomakephrasesorsentencesbyusingthesewords.E.g.,thehurtbird,thebirthofthegirl…Thegirlishurt.Teachingpurpose引导学生对所听内容进行预料和推断，对学生进行有效的听力技巧指导，并且通过该活动帮助学生进一步巩固发音规则，达到听音能写词的目的。2.Teachingpurpose引导学生对所听内容进行预料和推断，对学生进行有效的听力技巧指导，并且通过该活动帮助学生进一步巩固发音规则，达到听音能写词的目的。(1)Studentslookatthepicturesinthebook.(2)Thenstudentslistenandwritedownthewords.（出示课件）(3)Checktheanswers.(课件出示:答案及听力材料)(4)Studentsreadthephraseloudlybythemselves.Step4:Consolidation&ExtensionReadthestory.1.ShowastoryonthePPT.2.Readthestoryandcirclethewords.Studentsreadthestory.Thentheycirclethewordswiththelettercombination“ir”or“ur”ingroupsoffour.3.Showtime.Letsomegroupsshowtheiranswersinclass.▶板书设计▶作业设计1.Readthechantorthestorytoyourfamily.2.Trytofindmorewordsthathave“ir”or“ur”andpronounce“/ɜː/”.Sharetheminyourgroup.3.Dotheexercises.(见“状元成才路”系列丛书《创优作业100分》或《状元作业本》对应课时作业)▶教学反思1.突出学生的学习自主性。激励学生主动参加、亲身实践、独立思索、发觉并大胆总结归纳发音规则，提高学生进行自主探究、归纳的实力。2.教学环节设计合理，顺当实现教学目标。各个教学环节流畅自然，一环扣一环。3.自己创编的故事独特新奇，包含大量符合发音规则的单词，增加了学生的实践机会，能更好地帮助学生强化发音规则。▶TeachingContents&TeachingAimsLet'sspell·Perceiveandconcludethepronunciationrulesofthelettercombinations“ir”and“ur”inwords.·Strengthenthememoryofthepronunciationrulesbyreadingandcirclingthewords.Feelthejoyofhelpingothersandestablishasenseofhelpfulness.·Readandwritedownthewordsthathavethelettercombination“ir”or“ur”accordingtothepronunciationrules.·Masterthepronunciationofwordswhichhavethelettercombination“ir”or“ur”.▶TeachingPriorities·Perceiveandconcludethepronunciationrulesofthelettercombinations“ir”and“ur”inwords.▶TeachingDifficulties·Observe,perceiveandconcludethelettercombinations“ir”and“ur”pronounce/ɜː/bydiscoverylearningmethod.▶TeachingProceduresTeachingStagesTeacher’sActivitiesStudents’ActivitiesTeachingPurposesWarm-up&Lead-in1.Greetings.2.Enjoyasong—Phonicssong.3.Lead-in.ShowapictureonthePPT.Talkaboutthepicture.Teachthewords“bird”and“hurt”.1.Greetings.2.Listentothesongandsingalongwithit.3.Learnthewords.Talkaboutthepicture.Cultivatestudents'learninginterest.Reviewthepronunciationoftheletters.Leadinthenewlesson.（续表）TeachingStagesTeacher’sActivitiesStudents’ActivitiesTeachingPurposesPresentation1.Listentothechant.Playtherecordingofthechant.ShowthepicturesonthePPTonebyone.Teachthewords“girl,nurse,hamburger”.2.Readandfind.Playtherecordingagain.3.Summarizethepronunciationrules.Leadstudentstosummarizethepronunciationrulesoflettercombinations“ir”and“ur”.1.Listentothechant.Answerthequestions.Lookatthepicturesandlearnthewordsonebyone.2.Readandfind.Readthewordsandperceivethepronunciationsofthewords.3.Readthechant.Summarizethepronunciationrulesthatlettercombinations“ir”and“ur”bothsound“/ɜː/”inthesewords.Leadstudentstoperceiveandconcludethepronunciationrulesofthelettercombinations“ir”and“ur”inwords.Developstudents'autonomouslearningability.4.Readandchant.Presentthetextcontentofthechant.5.Readandpractice.ShowsomenewwordsonthePPT.4.Readthechantandpayattentiontothewordsthathave“ir”or“ur”.5.Trytoreadtheexamplewordsinthefirstpartof“Let'sspell”andthenewwordsonthePPT.Strengthenthememoryofthepronunciationrulesofthelettercombinations“ir”and“ur”.Practice1.Read,listenandcircle.(1)Playtherecording.(2)Checktheanswers.(3)Presentsomeexamplesofphrasesandsentences.(1)Readthewords.Listenandcirclethewords.(2)Checktheanswers.(3)Trytomakephrasesorsentencesbyusingthesewords.Strengthenthememoryofthepronunciationrulesofthelettercombinations“ir”and“ur”.2.Look,listenandwrite.(1)Letstudentslookatthepictures.(2)Playtherecording.(3)Checktheanswers.(4)Letstudentsreadthephrases.(1)Lookatthepicturesinthebook.(2)Listenandwritedownthewords.(3)Checktheanswers.(4)Readthephrasesloudly.Masterthepronunciationofwordswhichhavetheletter