英语人教版四年级下册Unit4 At the farm PartA lets .doc

Unit4 At the farm A Lets learnLets chant教学设计 一、教材分析：本单元围绕“At the farm”这一题材展开，学习农场里的蔬菜和动物，以及单、复数的使用习惯。本课时是本单元的第一课时词汇教学课。重点学习的单词是carrot,tomato,potato和green bean,还有它们的复数形式变化carrotcarrots,tomatotomatoes,potatopotatoes和green beangreen beans,并能简单地描述蔬菜的特征，如：Look at the green beans. Theyre so long.学生能够理解名词的单复数变化，并能正确地运用。尤其要注意tomatotomatoes,potatopotatoes这两个单词的复数形式比较特别，本课时不打算深入探讨名词的单复数变化规律，只要求学生记住就行了。因此，在授课的过程中，运用以旧带新的方法自然引出新课内容，让学生新旧结合、不断积累，将所学的语言用于生活。二、学情分析：学生从三年级开始学习PEP英语，已经具备了一定的口语表达能力。学生在观察能力、思维能力、语言表达能力方面都有了较好的提高，有着强烈的好奇心与动手操作的能力。他们喜欢在自己的探索中获取知识，喜欢在玩中学，喜欢在做中学，喜欢在想中学，喜欢在用中学。三、教学内容Unit 4 At the farm A Lets learn及Lets chant。四、教学目标1知识目标（1）能够听、说、认读单词tomato，potato，carrot，green bean。（2）能理解句子Look at the green beans. Theyre so long. Yes, and the potatoes are big.（3）会说唱歌谣。2能力目标培养学生的口头表达能力和表演能力。3情感目标教育学生要有合理的饮食习惯。三、教学重难点教学重点：掌握三会单词tomato，potato，carrot，green beans。教学难点：掌握单词potato和tomato的复数形式。四、教学过程教学环节教学活动设计意图Step 1Warming up1、Sing a song：I like vegetables.2、创设情境，导入新课。T:This is Uncle Wang. He has a farm. Do you want to go there？If you get more apples，you can go there. If you get good answers，you can get apples. So come on.本课的导入自然有趣，创设一个真实农场的情景，把四种学习的蔬菜整体呈现给学生，使学生初步感知认识本节课学习的内容。通过PK的形式激发学生的学习兴趣，使他们的注意力高度集中，有效参与到课堂学习活动中。Step 2Presentation3. Show an apple: Whats this? Its an apple. Show many apples:What are these? Theyre apples.4.Teach “tomato(es)-red”1) Show the farm.T:Look! What are these!当学生得出答案时，教师出示实物及单词，逐步引出one tomato，two tomatoes，从而引出tomato的复数形式。2）Play a short game “High and low”.巩固操练tomato的读音3) Play the finger exercises. 请学生看老师的手指数量来判断应该使用tomato还是tomatoes。4) Show tomatoes.T: Look at the tomatoes. What color are they？Ss: They are red.T: Yes. Theyre red .教师展示词卡。Then ask the boys and girls to repeat it.4) Game：Hide and Seek 趣味拍手操练:I like tomatoes, I like tomatoes, red, red, red.应用finger游戏让学生掌握tomato的单复数关系，避免了讲语法的枯燥，符合小学生的心理特征。在自编的chant中不知不觉地学习如何描述tamatoes。5. Teach “potato(es)-big”1) Show the farm:What are they?-potato Show a bag:T: Look at the bag. Can you touch and guess “Which one is the potato?”Ss touch it and try to find out the potato.通过这个“摸一摸”游戏，引出新单词potato，然后出示单词卡，让学生认读。接着引导学生数一数共有多少个potato。2) Play a short game “High and low”.巩固操练potato的读音。3) Show the true potatoes.T: 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。5) T shows two kinds of potatoes and compare them.T: Look! Theyre so_.Theyre so _.趣味拍手操练：I like potatoes, I like potatoes,big, big, big.在这个环节里，教师让学生通过摸一摸、猜一猜的方式引出potato。并把potato 和tomato进行了比较教学，以一个chant 加深学生对这两个音、形近单词的印象，最后一个环节教师又把单词教学落实到句型中，使单词教学更具意义。6. Teach “carrot(s)-orange”1)T: Lets guess. Theyre orange. Rabbits like them very much.猜谜的游戏，引出新单词carrot，然后出示单词卡，让学生认读。2) Play a short game “High and low”.巩固操练carrot的读音。3) T shows two carrots and compare them.T: Look! This carrot is so_.This carrot is so _.趣味拍手操练：I like carrots, I like carrots,orange,orange,orange.以猜谜语的形式激发学生的兴趣。7. Teach “green bean(s)-long”1)T: Look, I have a bag. Who wants to come here to guess what they are. 出示单词卡，让学生认读。2) Play a short game “High and low”.巩固操练green beans的读音。3) T shows two kinds of green beans and compare them.T: Look! They are so_. They are so _.趣味拍手操练：I like green beans, I like green beans,long,long,long.在这个环节里，教师让学生通过摸一摸、猜一猜的方式引出green beans.Step 3Engagement1.Lets learn视频2.Boys and girls,do you want to visit Uncle Wangs farm? if you want to visit his farm,you must pass 3 challenges.（同学们，想来农场游玩，先闯三关吧。）1)What are these？2)Look at my mouth.3)Whats missing？回归文本，通过听读、演一演的活动，持续保持学生高涨的学习情绪；通过学生喜欢的闯关活动，最后掀起课堂小高潮2. Lets chant1) 出示四季豆炒肉，引出:I love to eat green beans.2) 学习Onions make me cry.3）小组PKchant.Step 4ExtentionDraw a picture about your farm，and talk about it。通过学生喜欢的绘画活动，小结，扩展本课的主要内容这节课我们学习了tomato，potato，carrot，green beans四种蔬菜的名称，它们是农民伯伯通过辛勤的劳作才得以收成的。我们知道蔬菜含有丰富的维生素C，应该多吃蔬菜，因为它们有益于我们的健康。在总结本节课的同时渗透思想教育：教育学生热爱劳动，懂得不劳无获的道理，希望他们养成良好的饮食习惯。Step 5Homework1.Re