英语人教版四年级下册At the farm A lets laern.doc

PEP Book4Unit4 At the farmPart(A) Lets learn教学目标与要求1.能听、说、认、读单词：tomatoes，carrots，potatoes，green beans.2.能用形容词描述蔬菜的特点，并对蔬菜作出评价，如：Look at the green beans. Theyre so long! The potatoes are 重点本课时需要重点掌握农场上常见的蔬菜的名称及其复数形式的变化。难点 tomato, potato复数形式的变化。教具 单词卡片，蔬菜实物（条件允许时），PPT，etc教学环节师生活动Preparation准备活动1.复习三下Unit3 B Lets do.Big,big.Make your eys big.Long,long.Make your arms long.2.口语交际，由讨论天气过渡到本单元口语话题。E.g.Whats the weather like today? Is it warm?T：What a lovely day! Lets go to the farm.21教育网T：I love vegetables very much.Do you love vegetables？21世纪教育网版权所有What vegetables do you know?引导学生说出自己所了解的有关蔬菜的单词，如果学生说出本课涉及单词，教师随即拿出卡片，请这位同学来教大家读。21世纪教育网版权所有教学环节师生活动Presentation新知呈现出示幻灯片水果图片，询问Are they fruits? Yes, they are.出示蔬菜图片问：Are they fruits? No, they arent. They are vegetables. 出示Jone, Zhang peng 和Mike去农场的图片，教师问：Do you want to have a look?引出farm农场。Lets 1. Teach “carrot（s)-yummy”1) T: Lets play a guessing game: Its a kind of vegetables. Its orange. The rabbits like it very much. Whats it?【来源：21世纪教育网】Ss can answer it both in Chinese and English. Then T will show the word card and the picture and drill it. T will lead activity and pick some S group to read.T: Then lets count the carrots in the picture. (e.g., One carrot, two carrots many carrots.)21*cnjy*com教师出示word card “carrots” 并张贴，教师带读，抽查2小组读。2) I like carrots. They are yummy.（出示单词卡，背面注上中文，抽读个别学生，教师带读新单词。)21教育名师原创作品趣味拍手操练chant:I like carrots. I like carrots. Yummy, yummy, yummy.（师生示范chant，学生之间pair work。）www-2-1-cnjy-com2. Teach “Green beans-long”1) T: Show a picture of “green beans” and ask “what are these? Are they carrots?Ss: No, they arent. They are green beans.（教师启发）Ss show the word card and drill it.趣味拍手操练:3.Look at the green beans. Theyre long. (Show two green beans and compare them.）【版权所有：21教育】Show the word card “long” and let Ss read it.3. Teach “tomato(es)-juicy”1) Show a bag.T: I have a bag. There is something in it. Who wants to come to the front and taste? Be brave!21cnjy2) Close your eyes. Open your mouth. Whats it?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。【出处：21教育名师】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。21*cnjy*com4) Show tomatoes.T: Look at the tomatoes. What color are they？Ss: They are red.T: Yes. Theyre red and juicy.教师用手掰开西红柿并展示词卡。Then ask the boys and girls to repeat it.趣味拍手操练:I like tomatoes, I like tomatoes, juicy, juicy, juicy.21cnjycom4. Teach “potato(es)-tasty”1) 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。21世纪教育网版权所有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。4) T: When the potatoes become fries, theyre tasty.【来源：21cnj*y.co*m】趣味拍手操练：I like potatoes, I like potatoes, tasty, tasty, tasty.5) T shows two potatoes and compare them.T: Look! This potato is big.T shows the word card “big” and let Ss read it.教学A.Lets learn(1)教师播放第一遍录音，让学坐边听录音边指向相应的图.(2)教师播放第二遍录音，让学生边听录音边跟读。(3)学生两人一组，进行对话。教学环节师生活动Practice巩固练习1.赛一赛，看谁认读得又快又准。教师手持卡片，快速出示卡片要学生认读，哪个同学认读又快又准给该组奖励一个水果图片。 2.猜一猜游戏 只露出一点点图片，让学生猜What are these? 回答：They are .猜对得给组加分奖励，激起学习英语兴趣。 3.在学生都已熟练的情况下，教师进行更难的闯关“Whats missing?”观察哪个单词消失了，答对得给相应的奖励，打错的扣一奖励。 4.播放flash 动画学习回归课本内容，让学生跟着动画认读，并要求学生开口描述蔬菜的特征，描述自己喜欢吃的蔬菜。21世纪*教育网教学环节师生活动Production输出运用教学ALets chant(1)先用图片教学onions，然后引出chant中的句子：I like tomatoes.I like potatoes.I like carrots.I like onions.要求学生用不同的单词替换着说。(2)教师作喜欢吃的样子说：Carrots l will try. Tomatoes l will try. Green beans I will try.I love to eat carrots.I love to eat tomatoes.I love to eat green beans.要习之学生用喜欢的表情模仿着说。2-1-c-n-j-y(3)教师拿着onions，揉揉眼睛说：But onions make me cry.让学生观察歌谣中like后的蔬菜单词和Lets learn中的单词有什么不同。启发学生说出like后的名词是以复数形式出现的。教师适当强调tomato和potato的复数形式拼写的变化，carrot的复数形式读音的变化。2活动：会说话的汤姆猫活动方式：要求学生学汤姆猫用滑稽的声音完整地复述教师说的话，将Lets chant的内容演绎出来.3.活动：分享“开心农场”的瓜果教师出示“开心农场”即将丰收的场景介绍说：Look at the pot