PEP四年级上册Unit 1 第四课时

ThefourthperiodPartBLet’stalk&Let’splay内容分析本课是PEP小学英语四年级上册Unit1第四课时。本单元学习的主题是新学期开始打扫新教室。教学内容主要是通过学生们谈论、打扫教室的情景来呈现的。教学重点是能够听、说、认读核心句型“Letme...”并能够作出相应的回答，能够听、说、认读短语cleantheclassroom,cleanthewindows,cleanthedoor,cleantheteacher’sdesk。课时目标知识与能力能够按照正确的语音、语调朗读对话，并能够在小组中进行角色扮演。能够在情景中恰当运用句型“Let’s…”“Letme…”提出行动建议并做出正确反应。能够在语境中理解新词“teacher’sdesk,clean,help”的意思，并能够正确发音。过程与方法通过角色扮演、情景模拟、游戏等方式，引导学生能够听、说、认读核心句型“Letme...”并能够作出相应的回答，能够听、说、认读短语cleantheclassroom,cleanthewindows,cleanthedoor,cleantheteacher’sdesk。情感态度价值观培养学生热爱劳动的意识，培养学生爱护公物的良好习惯。教学重难点教学重点能够按照正确的语音、语调朗读对话，并能够在小组中进行角色扮演。能够在情景中恰当运用句型“Let’s…”“Letme…”提出行动建议并做出正确反应。教学难点能够在情景中熟练运用句型“Let’s…”“Letme…”提出行动建议并做出正确反应。教学准备教学课件、课文视频、单词卡片、骰子等。教学媒体选择多媒体，录音。教学活动角色扮演；游戏；观看动画。教学过程Step1:Warm-up&Revision&Lead-in1.GreetingsandsinganEnglishsong—Wehaveanewclassroom.（课件出示:教材P10Let’ssing板块的歌曲音频）2.DotheTPRaction.T:First,let’sdosomeactionstogether.Isay,youdoandthenrepeat.Let’sstandup!T:Wonderful!Areyouhappynow?Good.Sitdown,please!3.Revisionandlead-in.Showthesecondpictureof“Let’stalk”inPartAonthePPT.（出示课件）Pointtodifferentobjects.LeadstudentstoreviewthewordsinPartA:classroom,blackboard,light,picture,door.Thenleadinthenewphrase:teacher’sdesk.Step2:Presentation1.Teachthephrase“teacher’sdesk”andtheword“clean”.T:(Pointtoastudent’sdesk.)That’syourdesk.T:(Pointtotheteacher’sdesk.)I’mateacher.Andthisismydesk.Thisistheteacher’sdesk.Readitlikethis:teacher—teacher’s—teacher’sdesk.Letstudentsreadthephraseingroups,readbyboysandgirls,readonebyoneandsoon.Showapictureofadirtyteacher’sdeskonthePPT.(课件出示:一张脏的讲台图片)T:What’sthis?Ss:It’sateacher’sdesk.T:Yes,butitisdirty.Let’scleantheteacher’sdesk.Takeouttheraganddotheactionofwipingtheteacher’sdesktohelpstudentsunderstandthemeaningoftheword“clean”.Studentspracticethephrases:cleantheteacher’sdesk/window/blackboard/door.(Practicethroughtheseways:sayinunison,rushtoanswer,sayingroups,sayonebyoneandsoon.）2.Teachthesentencestructures“Let’s…”“Letme…”Lookaroundtheclassroomandsay,“Ourclassroomismessy.Let’scleantheclassroomandgiveotherteachersasurprise.OK?”Writedownthesentencestructure“Let’s…”ontheblackboardandteachit.PointtoS1andS2andsay,“Let’scleanthedesksandchairs,S1,S2.”T:Fortwo,threeormanypeople,wecanuse“Let’s…”toteach“let’s=letus”.Askstudentstoreadthesentence“Let’scleantheclassroom.”Askarowofstudentstoreadthesentenceonebyoneandcheckiftheycanreaditcorrectly.T:Theblackboardisdirty.Icancleanitbymyself.Letmecleantheblackboard.Writedownthesentencestructure“Letme…”ontheblackboardandteachit.T:Foronlyoneperson,wecansay“Letme…”“Lethim…”or“Lether…”Askstudentstoreadthesentence“Letmecleantheblackboard.”twice.T:Whowantstocleantheteacher’sdesk/windows/blackboard/door…?Letsomestudentspracticethesentences“Letmecleantheteacher’sdesk/windows/blackboard/door…”3.Teachtheword“help”.TakeoutanotherragandsaytoS2,“Letmehelpyou.”Cleanthewindowsandsaytostudents,“Somanywindows,whocanhelpus?”Repeattheword“help”andteachit.Ss:Letmehelpyou.Severalstudentsjoinin.Theteachersays“Thankyou.”tothestudents.T:Thankyou,goodboysandgirls.Thewindowsarecleannow.Ourclassroomisclean,too.Gobacktoyourseat!Ithinkotherteacherswillbeveryhappy!4.Teachthedialogueof“Let’stalk”.(1)Letstudentshaveapreliminaryunderstandingofthedialogue.Showthepicturesof“Let’stalk”.(课件出示:教材P7Let’stalk板块的图片)T:Look!Whocanyouseeinthepictures?S1:WuYifanandhisclassmates./WuYifan,Mike,JohnandZhangPeng.T:Right.Wherearethey?S2:Theyareintheclassroom.T:Good!Whataretheydoingintheclassroom?Ss:Theyarecleaningtheclassroom.(2)Showsomequestionsandmakestudentsunderstandthedialogue.Playtherecording.（课件出示:教材P7Let’stalk板块的音频）(3)Listentotherecordingagainandanswerthequestions.(4)Checktheanswers.Step3:Practice1.Listenagainandrepeat.Playtherecordingagain.(出示课件)Andaskstudentstorepeatafterit.2.Practicethedialogueinpairsoringroups.Letstudentsreadthedialogueinpairsoringroups.3.Readthedialogueindifferentroles.T:Let’sreadthedialogueinroles.Group1isWuYifan.Group2isJohn.Group3isMike.Group4isZhangPeng.T:Nowreadthedialogueingroupsoffour.Thenactitout.Iwillrewardthebestgroup.4.Playagame.Showthepictures.(课件出示:快速显示打扫教室、擦窗户、擦桌椅、擦黑板、擦讲台、擦门等图片)Askstudentstosayasentencewiththesentencestructures“Let’s…”or“Letme…”asquicklyastheycan.5.Let’splay.Takeoutthedicepreparedbeforeclassandplaywithstudents.(游戏说明:教师在课前按照教材中的示意图制作一个大的六面体骰子，出示骰子并投掷一次，按照投掷结果说句子“Letme…”“Let’s…”，然后请学生掷骰子说句子。再进行小组活动，最后小组展示。)T:Let’scleantheclassroom.Throwthedicelikethis.OK.Letme…S1:(Throwthedice.)Letme…T:Boysandgirls,areyouclear?Playwithyourpartnersnow.Letsomegroupsshowinclass.Step4:Consolidation&Extension1.Createanewdialogue.Showapictureofamessyhouse.(课件出示:一张凌乱的房屋图片)T:GrandmaWangisill.Herhouseismessy.Canwehelpher?Ss:Yes,wecan.Wecanhelphercleanthehouse.T:OK.Pleaseworkingroupsoffourandmakeadialogue.Letstudentsmaketheirdialoguesingroups.2.Showtime.Preparesomerags.Letseveralgroupsshowinclass.3.Givesomepresentstotheperformers.4.Sumup.T:GrandmaWangishappy