英语人教版四年级下册Book4 Unit 4 At the farm Blean.doc

PEP English ( Book 4)Unit 4 At the farmB Lets learn & Draw and say东厦小学 张真臻一教材分析1. PEP Book4 Unit4 At the farm这个单元学习的主题是参观农场，听说认读农场动物及蔬菜，运用句型Are these/those.?Yes, they are./ No, they arent.询问各种蔬菜或动物，What are these/those? Theyre.来询问并回答各种蔬菜或动物名称，并能在语境中仿写句子These are/those are.2. 本课是此单元的第五课时，属词汇课。内容包括Lets learn和Draw and say两部分。本课学习的核心词汇是cows, sheep, hens, horses，核心句型是：These/Those are.要求学生能够初步感知名词的复数形式变化及其读音，引导学生运用These/ Those are.来描述农场的动物和蔬菜，加强对these和those的区别运用。二学情分析1.本课教学对象是小学四年级学生。他们活泼好动，喜欢尝试新事物，既好奇又好强，表现欲强；他们学习英语已经一年多，已经形成了一定的语言学习习惯，对英语有了一定的兴趣，他们擅长模仿，乐于表演，但注意力有不持久、不稳定的特点。2. 学生们在本单元前4个课时已经学习了蔬菜单词，以及句型Are these/they.? Yes, they are./ No, they arent. 以及What are those? Theyre.三年级上册Unit 2 Colors以及三年级下册Unit 4 At the zoo学习到的颜色、动物和外貌的形容词为本课描述动物外貌特点打下语言基础。三教学目标1.知识目标:能够听、说、认读4个有关农场动物的单词：cows, sheep, hens, horses，并能够在情景对话中正确运用单词的复数形式。2.能力目标:（1） 能够在语境中正确运用这4个单词的复数形式描述农场动物。（2）能够完成Draw and say的活动，添画农场中的动物及蔬菜，并运用所学句型Are these/those ? Yes, they are. / No, they arent. They are 进行对话操练。运用These/ Those are.来介绍农场动物。3.情感目标:懂得爱护动物，与大自然和谐相处。培养学生团结友爱、乐于助人的健康向上的生活方式。培养学生学习英语的兴趣，学会与他人交流合作。四教学重难点重点：正确认读单词horse, cow, hen, sheep以及复数形式horses, cows, hens，sheep。能够运用These/ Those are.来介绍农场动物。难点: horses的读音以及sheep单复数同形。三教学过程IWarm up1. Greeting and enjoy a video about a farm in Australia. （当视频里出现动物时，老师暂停视频并在旁解说，让学生对农场动物有一个整体的感知。）2. Play a game: Quick response T: See. This is a farm. There are many vegetables at the farm. Lets see! Are you ready? 利用PPT，分别闪过番茄、胡萝卜、豆角、土豆的图片，让学生抢答单词。再呈现句子Are these .?快闪过蔬菜图片，引导学生回答“Yes, they are./ No, they arent. Theyre.”。 T: Are these potatoes?（闪过土豆图片） Ss: Yes, they are. T: Are these carrots?（闪过番茄图片） Ss: No, they arent. T: What are they? Ss: Theyre tomatoes. T: Wow. You really know about the farm. My uncle, Tim has a farm, too. (设计意图: 课前利用快闪的游戏，活跃气氛，融洽师生情感，激发学生参与课堂活动的热情，使学生迅速进入英语学习的状态，快乐地感受英语。复习本单元A部分所学的蔬菜tomatoes, carrots, green beans，并将单词融入到本单元的重点句式Are these.? Yes, they are./ No, they arent.中操练，既复习旧知，又呈现该词的复数形式，为本课解决重点知识做好铺垫。）II. Lead-in1. Create a story line. T: Oh, uncle Tim is here.（播放Uncle Tim的介绍录音） Uncle Tim: Hello! Boys and girls. T&Ss: Hello! Uncle Tim: I have a big farm. Would you like to come to my farm? T&Ss: Yes! T: Uncle Tim, whats at your farm? Uncle Tim: Oh, I have many animals. These are cows. Those are hens. These are horses and those are sheep.（快闪动物图片。） T: Wow. Are the animals cute? Lets go and see. (设计意图：利用快闪形式介绍农场动物，让学生形象地整体感知本节课所学内容。创设故事情境，吸引学生的注意力，激发学生的学习兴趣，并激励学生主动参与课堂。)III. Presentation1.Teach “cows”.(1)T: Look! Whats this? Its strong. Its black and white. Milk comes from it. What is it?（设计意图: 剪影和猜谜游戏能够充分调动学生的学习积极性，活跃课堂气氛，培养学生的观察能力和推测的能力。） Ss: Cow.(2) Phonics teaching the sound of cow and the sentence. T: How many cows? Ss: One cow. ( how-cow) 教师带动作夸张示范ow的发音，关注学生发音是否到位。全班跟读录音三次并板书。 T: Look! （出现3头牛）One cow, two cows, three cows. You can see three cows!（板书cows并带读。） T: Wow. So many cows!（出现4头奶牛） How many cows? Can you count with me? Ss: One cow, two cows, three cows, four cows.(3) Teach the sentences: These are. T: What are they? Ss: They are cows. T: We also can say “These are cows.” （利用与老师距离近引导学生运用these。） 课件出现形状大小不同的奶牛，请学生观察后描述。 These are big cows./ These are small cows. T: Look at these animals. These are _. Ss: These are cows. T: Theyre so _? （老师夸张手势引出big） Ss: Theyre so big. （拓展句型，用不同句型来描述奶牛。） T: These are . cows.（课件呈现该句子，进行语言输入。） Ss: These are big cows. T: Are these cows cute? Ss: Yes. Theyre so cute.2.Learn the word hens.(1) Present hen and phonics teaching: tenhenhens T: Listen! What can you hear? （播放母鸡下蛋的声音）What can you see?（随着声音，掉落鸡蛋。） Ss: Eggs. T: How many eggs? Ss: Ten. T: E-e, ten. Ss: E-e, ten. T: And the eggs come from.? Ss: A hen. T: E-e Ss: E-e, hen.(2) Present the word “hens”. T: How many hens? Ss: One hen. T: Wow, how many hens now? （出现10只母鸡。） Ss: Ten hens. （板书hens，开火车读。）(4) Teach the sentences: Those are. 课件出现近处的奶牛群，远处的母鸡群。 T: Are these cows? （遮住牛的身体，出现牛尾巴。） Ss: Yes, they are. T: These are . Ss: These are cows. T: Are those cows, too? Ss: No, they arent. T: What are they? Ss: They are hens. T: The hens are far away from us. We can say “ Those are hens.”（板书并带读2次。）(5) Describe hens. 运用不同颜色的母鸡图，让同桌2人尝试运用句型描述母鸡，拓展语言能力。 S5: These are black hens. S6: Those are white hens.(6) Practice the words in the sentences: cows and hens. 课件出现一幅图，远近分布着奶牛、母鸡、猫和小狗的剪影，老师先示范介绍，接着让学生观察15秒，同桌练习运用句型：These are _./ Those are _. 课件出现远处一匹马的模糊身影，引起学生们注意，引入horse的教学。2.Teach the word horses.(1)Introduce “horse” by a video. T: Look, what is over there? Lets go and see.(After the video) What is it? Ss: Its a horse. T: And its a short horse.(2) Phonics teaching the sound of horse. (short-or-horse并板书带读)(3) Present horses by a record. T: See. They are coming to us! How many horses do you see? （课件分别出现一匹马、两匹马、三匹、四匹递增。） Ss: One horse. Two horses. Three horses. Four horses. （板书horses并带读，男女生读，开火车读。） T: What are they? Ss: They are horses. 课件出现一匹矮种马，四匹高马，进行单复数对比后，让同桌2人观察讨论10秒再描述外形。 T: How many horses? （遮住马的身体，只剩脚） Ss: One horse. T: And here how many horses? Ss: Four horses. （单词卡操练对比单复数读音。） T: Whats the horses like? You can talk with your partner. The horse is so_. (short) The horses are so _. (tall)(4) Practice the sentences：These/Those are . horses. 课件上呈现远近位置不同的白马、黑马、棕马先让同桌2人观察讨论15秒再描述。 T: Horses have a big family. Do you want to know them? These _ _ _. Those _ _ _.3.Teach “sheep”.(1)Present a sheep. Teach the sound of sheep. T: Uncle Tim also has another animal. Lets listen.（播放Uncle Tim录音：Boys and girls. I have a cute animal. Its white. Do you know it?） Ss: Sheep! （see-three-sheep, 板书，跟读录音，男生读，女生读。） T: What can you see? Ss: I can see a sheep.(2)Teach the plural form of sheep. Uncle Tim: The sheep are so shy. Lets find them out! T: Let me try. Sheep! 老师喊一声，跳出一只羊。老师分别请5名学生喊出sheep，跳出5只羊，为下面介绍单复数同形做铺垫。 T: How many sheep can you see? Lets count. One sheep, two sheep,.six sheep!（边数边出现英文，让学生感知单复数同形并总结。） T: What are these? Ss: They are sheep. （They _ _.）5. Read after the record. （跟着CD朗读单词和句子。）6. Make it a chant. T: Look at the blackboard. Lets make it a chant. Cows, cows, these are cows. Horses, horses, these are horses. Hens, hens, those are hens. Sheep, sheep, those are sheep. 先听一次录音，再试着跟录音一起有节奏地吟唱。（设计意图：通过学唱歌谣，帮助学生进一步巩固所学词汇的英语表达，调动学生学习的积极性，同时整体感知英语语音语调和节奏韵律，培养学生良好的语感。）IV. Practice1. Task 1: What are at the farm? Uncle Tim: Children,now you can play with my animals. Oh, no! Where are my animals? Can you help me find them out?（播放Uncle Tim的录音，继续延续主线。） 一头奶牛，一只猪，两匹马，三只绵羊，四只鸡，五只小鸭子分散各处，分别躲在番茄架后，草丛里，鸡屋旁，豆角架后，只露出尾巴，鸡冠，脚丫，牛角，羊毛。给学生20秒的时间观察并小组讨论，课件出现目标句：Its a _. These are _. Those are _.让学生观察远近及单复数选择正确的句子回答。学生上台来指他猜到的动物的位置，如果答对，课件上遮挡物去除，出现动物全貌。 （设计意图：锻炼学生的观察推理能力，引导学生通过数数，在句子中操练到单复数，突破本节课的重点。）2. Task 2: Count the animals(1) Uncle Tim: （利用上个活动环节结束时，课件呈现完整的动物农场图。）Boys and girls, youre so helpful. Now help me count the animals? T: See. Its a pig. （教师示范填写。） 同桌2人一份任务纸，观察动物的数量选出正确的单词，完成单复数单词的填写。（附任务纸内容： This is uncle Tims farm. He has a cow , a , two , three , four , five .） (设计意图: 锻炼学生的观察能力，培养学生小组合作能力，先观察再描述最后选词帮助学生建立形义联系。)(2) T: Lets check your answer. S1: A cow. S2: Two horses. T: Lets count. Ss: One horse, two horses. .(2)Uncle Tim介绍此农场。 T: This is my farm. Look. Its a pig. Its a cow. These are horses. These are hens. Those are cows. And those are sheep. Theyre so cute! I love my farm. Do you want to have your farm?3. Draw and say.(1) 四人一小组，利用课堂奖励的动物和蔬菜，小组合作贴出自己的农场。并合作描述自己的农场。 T: The animals are