英语人教版四年级下册Unit 4 A Let’s learn .doc

教学设计西吉第一小学 余雪琴教学内容：PEPVI Unit 4 A Lets learn Lets chant本课时的内容是PEP小学英语第四册的第四单元A部分Lets learn和Lets chant部分。本单元的教学内容围绕“农场”这一话题，通过询问他人有关农场上农作物和动物的描述，引出一些与此有关的蔬菜和动物的词汇和句型。本课时是这一单元的第一课时，主要是词汇教学，要求学生能听懂认读Lets learn的4个新单词及其复数形式，能用所给句型在实际情景中描述某物。设计理念：运用情景法、演示法、听说法、讲解法、小组合作等教学手段，以语言功能为主线，由单词（词组）到句型，由句型到语篇，由易而难，循序渐进，突出语言的交际性，引导学生积极运用英语进行交流，让学生在听、说、读、写的各项活动中习得语言，提高学生的综合语言运用能力。教学目标：1 能够听、说、认读tomato, potato, carrot, green bean及其复数形式。2 能够熟练运用Look at the _. Theyre _.描述蔬菜特征。 3 能理解并吟唱歌谣。教学重点：1 能够听、说、认读tomato, potato, carrot, green bean及其复数形式。2 能够熟练运用Look at the _. Theyre _.描述蔬菜特征。 教学难点：1单词tomato和potato的复数形式。2 歌谣中句型Carrots I will try.和I love to _. But onions make me cry!的认读和理解。课前准备：教师：多媒体课件，单词卡片，实物蔬菜。教学步骤：I 热身/复习（Warm-up/Review）Greeting each other.T:Whats the weather like today?Ss:Its warm/cool today.II 呈现/操练（Presentation/Practice）1. T:Today Mike, John and Sarah are at a vegetables farm.Lets go and have a look.2 Carrots T: What do they see first? Can you guess? 出示谜语（小兔子说）：It is long and orange.I like to eat it . What is it? 学生猜到后展示实物胡萝卜并板书教读carrot.出示胡萝卜图片。a. A: What s this ? B: Its a carrot . b. A: What are these? B:They are carrots.T: Now lets count the carrots in the picture. (e.g., One carrot, two carrots many carrots.) (板书carrots,贴图并领读) 抽查2小组读。T: Do you like carrot？S1: I like carrot. S2: I dont like carrot. 3 TomatoesT: I like carrot,too. I also like this. ? What s this?出示西红柿.Ss: Its a tomato. T:(出示单个图片) : What s this ? Ss: Its a tomato.板书领读教师手拿两三个西红柿T：What are these? Ss:They are tomatoes.Play a finger game. 叫一名学生，请学生他的手指数量来判断应该使用tomato还是tomatoes。T: Look at the tomatoes. What colour are they? Ss: They are red.T: Look at the tomatoes. Theyre red. 学生描述（yellow,green,big,small） 4 Potatoes 出示单个土豆图片T:Is it a pear? Ss: No, it isnt. S1:Its a potato.I have a potato.(The students say in order.)Play a short game “High and low”.巩固操练potato的读音。小组轮流。出示土豆农民说I have many _.引出复数形式。5 “抓土豆（Catch the potatoes）: 课件或卡片反复闪现一些蔬菜图片，一个土豆或多数土豆图片出现时，教师根据图片说出相应单词，等学生熟悉游戏规则后，由学生快速大声说出单词。T: 出示实物：Look at the tomatoes. Theyre red. Look at the potatoes. Theyre brown.编一个chant巩固知识：Tomatoes, tomatoes, “t” is for tomatoes.Potatoes, potatoes, “p” is for potatoes.带领学生分小组一起吟唱。6 Green beansT:出示图片What are these? Ss: They are green beans.（教师启发）出示实物豆角，引导学生认识豆角只有复数形式green beens.T: Look at the green beans. They are_( so long!)引导学生说出。出示课本图T：Look at the picture in your books.You can see Mike, John and Sarah. What are they talking?学生读课本内容。Lets read together!7 onions 出示洋葱以及小动物哭的图片Do you like onions? Teach: onionsS1: I dont like onions. Onions make me cry!S2: I dont like onions. Onions make me cry!8 操练单词。a.整体领读，出示图片反应读. b.小组内运用句型来描述，然后个别同学展示。c.在练习本上书写所学单词。III 拓展/巩固(Extension/ Consolidation)1. Lets chant:跟随音乐一起进行歌谣说唱。2.Summary:这节课我们学习了tomato，potato，carrot，green beans四种蔬菜的名称我们知道蔬菜含有丰富的维生素C，应该多吃蔬菜，因为它们有益于我的健康。出示： Vegetables are healthy for us! 蔬菜对我们健康有益！IV 作业布置（ Assignment