ThesecondperiodPartALet’slearn&Let’schant內容分析本單元學習的主題是參觀農場。教學內容主要是圍繞著教材主線人物參觀農場并與農場主人對話的情景來展開的。教學重點是能夠聽、說、認讀并熟練運用詞匯“tomato,potato,carrot,greenbean”及其復數形式。課時目標知識與能力能夠聽、說、認讀詞匯“tomato,potato,carrot,greenbean”及其復數形式。能夠熟練運用上述詞匯并運用句型“They’re…”描述蔬菜特征。能夠在活動中體會“多吃蔬菜有益于我們的身體健康”的道理。能夠在圖片、動作和音頻等的幫助下理解、跟讀歌謠，并嘗試創編新的歌謠來描述自己喜愛的水果或蔬菜。過程與方法歌曲熱身，激發學生的學習興趣。以談話方式導入，延續“農場”這個話題。利用PPT出示圖片，通過談論圖片復習上節課所學內容，并為接下來的學習做好鋪墊。利用PPT幫助學生對比兩種不同顏色的西紅柿，做示范性描述并引導學生用句型“Lookat…They’re…”來描述蔬菜特征。通過創設自然真實的情景，讓學生在情景中合理運用所學詞匯，培養學生的綜合語言運用能力，并在這個環節中讓學生體會“多吃蔬菜有益于我們的身體健康”的道理，適時進行情感態度價值觀的滲透。情感態度價值觀鍛煉學生運用語言的能力，提高學生參與英語學習的積極性。教學重難點教學重點能夠聽、說、認讀并熟練運用詞匯“tomato,potato,carrot,greenbean”及其復數形式。教學難點“tomato,potato”的讀音及其復數形式。教學準備教學課件、課文視頻、單詞卡片等。教學媒體選擇多媒體，錄音。教學活動角色扮演；游戲；觀看動畫。小組合作競爭教學過程Step1:Warm-up&Lead-in1.Greetings.2.Singthesong—OldMacDonaldhadafarm.（出示課件）3.Lead-in.（課件出示：教材P39Let’slearn圖片）T:Look!Mike,JohnandSaraharevisitingthefarm.Thistimetheyhelpthefarmerpickvegetables.They’resohappy.Whatvegetablesdotheysee?Let’sgotosee.Writedownthetopic“Atthefarm”ontheblackboard.Theteacherandstudentstalkaboutthepicture.T:Whatarethese?Ss:Theyare...T:Arethese…?Ss:Yes,theyare./No,theyaren’t.Step2:Presentation1.Teachtheword“carrots”.（課件出示:胡蘿卜圖片）T:Mike,JohnandSarahseesomevegetablesatthefarm.Look!Whatarethey?Ss:They’recarrots.T:Howmanycarrots?Let’scount!1carrot,2carrots,3carrots…Writedowntheword“carrots”ontheblackboard.Write“s”inredchalk.2.Teachtheword“tomatoes”.T:Mike,JohnandSarahseecarrots.Whatelse?Ss:Andtomatoes.(課件出示:黃色西紅柿圖片)T:Great!Whatcolourarethey?Ss:They’reyellow.T:Look!Whatarethey?Whatcolour?(課件出示:紅色西紅柿圖片)Ss:They’retomatoes.They’rered.T:Yes.Lookatthesetomatoes.They’rered.Writedownandteachthesentencestructures“Lookat…They’re…”.Letstudentstrytodescribevegetablesbyusingthesentences.3.Teachtheword“potatoes”.T:Nowlet’splayagame.Listentothewordsandfillintheletterstocompletetheword.Let’sgo!T:Whatarethese?Ss:They’repotatoes.T:Aretheybig?Ss:No,theyaren’t.（課件出示:教材P39Let’slearn土豆圖片）T:Lookatthesepotatoes.Aretheybig?Ss:Yes,theyare.Thepotatoesarebig.4.Teachthephrase“greenbeans”.Studentslookatthepicturein“Let’slearn”onpage39.T:Look!Howmanykindsofvegetables?Ss:Four.T:Whatarethey?They’re…Writedownthephrase“greenbeans”ontheblackboard.T:Inthetwowords,thelettercombinations“ee”and“ea”bothpronounce“/i:/”.Canyoureadthesecondword?Studentstrytoread“bean”correctly.Theteachercanofferhelpifstudentsneed.Studentslookatthepictureandtrytodescribethem.Step3:Practice1.What’smissing?(1)Lookandsay.UsePPTtoshowthepicturesofthesefourkindsofvegetablesonebyone.Studentssaythemoutandtrytodescribethem.(2)Let’splay.2.Let’schant.(1)Understandthechant.Showthepicturein“Let’schant”onpage39andaskstudentsquestions.Q:Whatvegetablesarethey?Whatvegetablesdoyouliketoeat?ShowthepictureonthePPTtohelpstudentsunderstand“Butonionsmakemecry.”（出示課件）(2)Let’schant.Playtherecording.（出示課件）Studentsreadafteritandthenchanttogether.(3)Writeyourownchant.TheteachershowsamodelonthePPT.(出示課件)Studentstrytowritetheirownchantsaboutvegetables,fruitandsoon.Step4:Consolidation&Extension“Inthefarmrestaurant”1.CreateasituationbyusingthePPT.PresentthepictureonthePPT.(課件出示：未來農場餐廳圖）T:Nowwe’reinthefarmrestaurant.Therearesomevegetables.Whatcanyousee?Whatdoyouwanttoeat?2.Makeademonstration.T:Lookatthesegreenbeans.They’resolong.S1:Yes!Andthey’resogreen!T:Ilovetoeatgreenbeans.They’rehealthyforus.S1:OK!Let’strysome.3.Studentsworkingroupstomaketheirowndialogues.4.Showtime.板書設計