2019年四年级英语下册 Unit 3 Lesson 18 Are you short or tall教案 冀教版.doc

2019年四年级英语下册 Unit 3 Lesson 18 Areyou short or tall教案 冀教版一、教学目标：1、知识目标：学习句型How tall are you? Im _ metres tall.以及形容词比较级taller, shorter2、能力目标：能够听、说、读、写句型How tall are you? Im _ metres tall.能够在真实的情境中正确使用How tall are you? Im _ metres tall.来描述自己和他人的身高。能够通过比较身高，使用taller和 shorter来描述。3、情感目标：根据小学生的特点，激发学生持久的学习兴趣，鼓励学生积极参与，大胆表达，团结协作。二、教学重点及难点：教学重点：正确使用How tall are you? Im _ metres tall.来描述自己和他人的身高。教学难点：通过比较，正确使用taller和 shorter来描述身边事物。三、解决重点难点的方法： 通过以学内容How old are you?Im _ years old.来引出今天的重点句型。通过图片及学生形象的展示出tall、taller和short、shorter，让学生能够在真实的情境中进行练习。四、教具准备：磁带、录音机、图片、单词卡片、尺子五、教学时间：一课时六、教学过程：（一）Class Opening：1、Greeting：T：Good morning，boys and girls .S：Good morning，Miss Li.T：Thank you .Sit down,please.2、Review：T: What day is today?S1: Its Monday, April fifteenth.T: Hows the weather today?S2: The weather is warm and sunny .T: When is your birthday?S3: My birthday is _ .T: How old are you?S3: Im _ years old.T: Do you know how old I am? Can you guess?(让学生去猜测自己的年龄,激起学生的好奇心，让学生迅速进入到学英语的氛围之中。)T: Do you know how tall am I? 教师利用手势提示学生，使学生明白教师在说身高。T: Im 1.67 metres tall.(二)New Concepts:1、教学小数的读法T：These numbers are your ages. Now, Ill take a magic to make them small. Look carefully !教师在刚才的年龄的个位和十位之间加上“.”，How magical.T：教读这个神气的“.” , “point”In Chinese it means “点”,Read after me “point, point”,让学生读一读由年龄变成的小数,指名读。One by one.2、利用教具尺子T: What is it?S1: Its a ruler.（tape measrue）T: How long is it?S1: Its five metres.教学单词metre(s)，之后把刚才的小数标在尺子正确的位置上。加上单位名称让学生再一次读。one point one metres one point three metres one point seven metres3、教学句型How tall are you? Im _ metres tall.（1）分别出示姚明和刘翔、以及刘翔和潘长江的合影的图片T: Whats his name? How tall is he? Who is tall? Who is short?S1: His name is Yao Ming. Yao Ming is 2.26 metres tall.S2: His name is Liu Xiang. Liu Xiang is 1.98 metres tall.S3: Pan Chang Jiang is 1.6 metres tall.让学生通过图片的比较，用汉语说出更高，更低.教师教学taller, shorter并板书.让学生练习说出句子：Liu Xiang is tall. Yao Ming is taller.Pan Chang Jiang is shorter.Yao Ming is taller. than Liu Xiang.Pan Chang Jiang is shorter than Liu Xiang.(2)、Do you know how tall are you?让学生用新句型说说自己的身高.S1、How tall are you?S2、Im _ metres tall.(3)、师生对比，用short 、tall 来形容。(4)、T: Do you want to know your friends? How tall is your friend? Ask him or her“How tall are you?”教师引导生生问答，巩固操练新句型。用上:This is _. He/She is _. He/She is_ years old. He/She is _ metres tall._ is taller._ is shorter.(5)、Listen to the tape and find these answers:How tall is Kim?How tall is Danny?Who is taller?Who is shorter?学生看书跟读课文，找同学翻译，回答问题。(6)、做活动手册(三)、Class ClosingI believe, next time you will win.Work hard, you are the best students.附送：2019年四年级英语下册 Unit 3 Lesson 20(I)教材教法 冀教版（一起）一、教材分析：1本课的主要教学内容是北美的另外一个英语国家美国。在上两节课已学习中国和加拿大的基础上，学生已经掌握了介绍国家及其首都、语言等句型。因此，教师要引导学生运用这些句型去了解更多的国家。2本课的教学重点是the U.S.及动词know。难点是know的具体运用。二、教学建议：1. 教师可以用地图演示Canada和U.S.，在学生已有加拿大知识的基础上，对比学习the U.S. 如通过地理位置对比，语言对比等。2. 美国是一个丰富多彩的国家，其中好莱