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1、Unit4 At the farmA Lets learn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 caiTot,tomato,potato 和 green bean,还有它们的复数形式变化 carrotcarrots,tomato- tomatoes,potato-*potatoes 和 green bean-*green beans,并能简单地描述蔬菜的特征，如： Look at the green beans. They , re so long.学生能够
2、理解名词的单复数变化，并能正确地运 用。尤其要注意tomatoftomatoes,potatof potatoes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，己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Uni
3、t 4 At the farm A Let s learn 四、教学目标1 .知识目标(1)能够听、说、认读单词 tomato, potato, carrot, green beano(2)能理解句子 Look at the green beans. They re 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 lomato, potato, carrot, green beanso 教学难点：掌握单词potato和
4、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 up创设情境，导入新课。T: Today we arc going to an interesting place.a) It has many trees and grass.b) It has many animals.c) Il has many vegetables.d) There are potatoes, tomatoes, carrots and green beans.Can you guess? Where are we going?Ss: Farm.T: Yes, we are goi
5、ng to the farm.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。通过设疑提问的形式 激发学生的学习兴趣，使 他们的注意力局度集中， 有效参与到课堂学习活动 中。Step 2PresentationLets learn1. 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?Ss can ans
6、wer 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. One carrot, two carrots. many carrots.) 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 ar
7、e yummy.(出示单词卡 抽读个别学生，教师带读新单词。) 趣味拍手操练chant:I like carrots. I like carrots. Yummy, yummy,以一个谜语导入本课的新 授知识，富有一定的创意， 容易激发学生的好奇心， 调动学生的积极性，并在 自编的chant中不知不觉 地学习如何描述carrot。yummy.(师生示范chant,学生之间pair work o )2. Teach “Green bcans-tcndcr-long”1) T: Show a picture of “green beans“ and ask “whal are these? Are
8、 they carrots?Ss: No, they arent. They are green beans. Ss show the word card and drill it.2) T: Look at the green beans. Theyre tender.I like green beans, I like green beans, tender, tender, tender. (Use the different intonations.)3) Look at the green beans. Theyre long. (Show two green beans and c
9、ompare them.) Show the word card “long and let Ss read it.3. Teach “tomato(cs)-juicy”1) Show a bag.T： Look! I have a bag. There is something in it. Who wants to come to the front and taste? Be brave!2) 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
10、出tomato的复数形式。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 o4) 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。在这个教学环节教师应用 了一个不同的导入方法， 让学生通过品尝从而引出 tomatoo 应用 finger 游戏 让学生掌握lomalo的单复 数关系，避免了讲语法的 枯燥，符合小学生的心理
11、 特征。Then ask the boys and girls to repeat it.趣味拍手操练：I like tomatoes, I like tomatoes, juicy, juicy, juicy.4. Teach upotato(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
12、着引导学 生数一数共有多少个potatoo2) 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, is for tomatoes.Potatoes, potatoes, p is fbr potatoes. 带领学生分小组一起吟唱。4) T: When the potatoes become f
13、ries, theyre tasty.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.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 o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
14、教学落实 到句型中，使单词教学更 具意义。Step 3Drill1. GamesTeacher says the words and asks two students to point out the picture. Lefs see who is复习巩固所学单词，为下 面的句型教学作铺垫quicker.(看图说单词)Guessing game: one student holds the picture, the other student guess. Use the structure: S1: what are these?S2: are they.?SI: Yes, they a
15、re. /No, they arent.BingoWrite the four words on the paper:1) For the first time: listen and tick. When you finished, put up your hands and say “bingo” lets check and see who can get the first bingo.2) For the second time: listen and circle. When you finished, put up your hands and say “bingo”. Lets
16、 check and see who can get the second bingo.3) For the third time: listen and cross. When you finished, put up your hands and say “bingo”. Lets check and see who can get the third bingo.2) Lets learnNow, Sarah and Mike are at the fann, too. Lets listen to the tape.教师播放Lefs learn的内容。1)第一遍，学生听录音回答问题：A
17、re the green beans long?Are the potatoes big?2)第二遍，订正答案并跟读。3) Pair work: one student is Sarah, the other is Mike.4) Show time.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。Step 4Boys and girls,do you want to visit Mr. Wang通过学生喜欢的闯关活Extentions farm? if you want to visit my farm,you must pass 3 challenges.（同学们,想来农
18、场游玩, 先闯三关吧。）动，小结，扩展本课的主 要内容，最后掀起课堂小 高潮。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 5HomeworkListen and read the words each three limes.Listen and repeat the chant.五、板书设十Unit 4 At the FannCarrots （图片）green beans （图片）tomatoes （图片）potatoes （图片）Look at the green beans.Theyre so long.The potatoes are big.