英语人教版四年级下册lets talk 第一课时.docx

课时进度四年级下学期第三单元B部分第1课时执教教师望蔚 大公桥小学课 题Unit 3 Weather（B） Lets talk教学目标1. 学生能够理解对话大意；能够用正确的语音、语调朗读对话；能够在情境中恰当运用句型Whats the weather like in New York/.?对天气情况进行询问；能够在语境中理解新词rainy和degrees的意思并能正确发音。2. 教师可以帮助学生了解中西方对气温描述时的差异，即中国以摄氏度为单位，西方以华氏度为单位。3. 学生对打电话的用语有所了解。教学重点1.Whats the weather like in New York? Its rainy.2.Is it cold? No,it isnt.3.Its 26 degrees.教学难点1.Whats the weather like in New York? Its rainy.2.Its 26 degrees.3.理解对话。4.电话用语。课 型会话课教具电子白板、白板、网络、手机教法、学法及个性化设计教学内容与过程1 热身、复习 (Warm-up/Revision)（1） P25-Chant: T:Whats the weather like outside? Ss:Its cold and snowy. T:How about inside? Is it cold? Ss:No,it isnt.Its warm.（2） 介绍奖励机制：each group has a cloud,its going to rain,lets see which rain drops on the floor first?（3） P22-main scene: Whats the weather like in London/Singapore/Moscow/Sydney?（4） Whats the weather like in Yichang today? Is it cold? 2 呈现新课 (Presentation)（1） Free talk:There are 2 children talking about the weather too, lets listen and try to answer these questions:Who are they？Where are they? Whats the weather like in their cities?(板书)(2)播放动画(3)学生回答，并学会在文中找答案，然后教学并板书、操练：This is Mark:打电话时用this is 代替 I amNew York：迁移 a new studentBeijingrainy：动作教学(4) Why is it warm in Beijing? How do you know?-Its 26 degrees.(板书) (手机播报实时温度，让学生感受温度概念)(5) 板书、教读、操练：degree+s(6) P25-learn：Whats the weather like in Harbin/Beijing/Lhasa/Hong Kong? Why? Its cold/warm/cool/hot. (Because )Its 5/20/15/30 degrees （centigrade）.(7) But Mark is very strange about it,lets listen: 26 degrees! Thats clod! Why?-学生思考回答(8) 放大右下角温度计（thermometer）:There are 2 units of measurement: centigrade and fahrenheit.遮挡右边数字，聚光左边：Its 26 degrees . 遮挡左边，聚光右边：Its about 70 degrees .请同学标出右边刻度的26度位置，再找其相对应的左边的刻度几乎在零下。得出结论：不同的温度单位表示的温度不一样，中国及大多数国家使用摄氏度，英国、美国、欧洲等一些英语国家则使用华氏度。3 整体操练 (Practice)(9) 跟读课文(10) 生读(11) 师生分角色朗读(12) 生生角色朗读4 拓展：Lets play（1） Choose a city to live in（2） 同桌练习（3） 上台展示：S1：Hello,Im .,Im from .(面向全班自我介绍)S2:Hello,Im .,Im from .(面向全班自我介绍)S1:*(自编6位数电话号码)S2：Hello？S1:Hi，.,this is .S2:Hi/good morning.,Whats the weather like in.?S1: Its . How about .？Is it .?S2:Yes/No. 5 课后作业（Homework）(1)跟读录音三遍。(2)观察温度计，了解今日温度，听天气预报（或用手机查），了解3个熟悉的世界城市的天气。 (3)自主预习下一课时的单词。 6 总结，评奖将奖励机制与所学联系体现有效性通过回答问题复习之前所学，并与本节课内容相联系，实现教材的有效整合适时进行阅读理解技巧训练此处同桌互助，增加小组活动机会，自行练习巩固，有助于学生消化知识。板书设计Unit 3 WeatherB Lets talkWho are they？This is