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Unit4AtthefarmPartALet’slearnandlet’schantletssingLearningaims:1、能听说读写单词及词组tomatoes、greenbeans、potatoes、carrots。2、能听说读单词及词组solong、try、onions、makemetry.3、能完成let’slearn中的对话表演。4、能跟读let’schant.理解两个反义词big/smallandlong/short.Learningtip(一):1、认真看投影，根据老师出示的图片认真学习单词及句子。3、根据学会的单词及句子练习对话。2、熟记tomatoes、greenbeans、potatoes、carrots四会单词的复数形式及学习的英语句子。tomatoOne/(a)tomato[təmɑ:təʊ]tomatoesSometomatoes[tə’mɑ:təʊz]greenbeanOne/(a)greenbean[ɡri:nbi:n]greenbeansSomegreenbeans[ɡri:nbi:ns]Lookatthegreenbeans.They’reso.longlongshortThelongandshortistheoppositepotatoOne/(a)potato[pə'teɪtəʊ]potatoesSomepotatoes[pə'teɪtəʊz]Thepotatoesare.bigbigsmallThebigandsmallistheoppositecarrotOne/(a)carrot['kærət]carrotsSomecarrots[‘kærəts]Let’slearnagain.tomatoesgreenbeanspotatoescarrotsgreenbeanpotatotomatocarrotsessesLet’sholdthewordsBecomethepluralform.Let’splayagame.What’smissing?Lookatthegreenbeans.They'resolong!Yes,andthepotatoesarebig.tomatoespotatoesgreenbeanscarrotsLearningtip(二):1、看投影认读Let’schant。2、看视频练习Let’schant。Iliketomatoes.Ilikepotatoes.CarrotsIwilltry.Ilovetoeatgreenbeans,Butonionsmakemecry.Let’schant：Eatingmorevegetablesisgoodforourhealth.多吃蔬菜水果有益健康。1.Readthenewwordstoyourpartner。读新单词给你的同伴听。2.Read“Let’schant”。读“Let’schant”Homework