仁爱版英语九年级Unit2Topic2SectionB教案

仁爱版英语九年级Unit2Topic2SectionB 教案 中职数学基础模块教案 下载北师大版¥1.2次方程的根与系数的关系的教案关于坚持的教案初中数学教案下载电子教案下载 Unit2 Saving the Earth Topic2 All these problems are very serious SectionB 授课班级:连江四中 初三(7)班 授课教师:连江县下屿中学 柯飞燕 授课时间:2011-10-20 一(教材分析 本节课选自仁爱版英语九年级上册Unit2Topic2 All these problems are very serious SectionB.本课以讲树木的作用以及砍树的危害----形成沙尘暴的原因 ，以关于环境保护为中心话题。通过描述贴近生活的事件，向学生展示环境破坏的危害。本人结合教学实际在教材上作了适当的调整，使教学内容符合学生实际认知水平，借助于沙尘暴的视频和相关的图片，导入本课话题，让学生了解沙尘暴形成的原因，人们砍树的危害并进行语言知识的操练与巩固，接着引入树木的功能，过度到保护森林和水资源的重要性，以培养学生的环保意识。 一( 教学思路 本课以热点话题环境保护为中心话题，通过有效地教学手段，激发和培养学生学习英语的兴趣，养成良好的学习习惯并形成有效地学习策略，发展自主学习的能力和合作精神，始终贯彻“用中学，学中用”学用结合，学以致用的原则，教学方法多样，根据教材和教学的需要采用了直观法，任务型教学法，活动教学法和交际法，同时教师指导学生学会导学自悟的学习方法。教学过程中始终贯彻以学生为主体，教师为主导，训练为主线，能力为目标的教学理念，做到课堂教学活动化，教学任务活动化，活动任务具体化，让学生在教师的指导下，通过感知，体验，实践，参与和合作等方式，实现一个个任务的目标，，感受成功。在学习过程中进行情感和策略 1 的调整，以形成积极的学习态度，促进语言实际运用能力的提高。 一( 教学目标 (一)知识目标 1. 1. Learn some new words and phrases: sand, cut down, change into, prevent, prevent … from, human being, although, law, turn off 2. Learn some useful sentences: (1) I couldn’t see anything. (2) As a result, a lot of rich land has changed into desert. (3)Trees can stop the wind from blowing the earth away./They can also prevent the water from washing the earth away. (4) A lot of water can be saved by forests (5)Cutting down trees is harmful to human beings, animals and plants. (6) Pass laws against water pollution. (7) Remember to turn the tap off when you leave. 3. Continue to learn the indefinite pronoun and adverb. 4. Learn to talk about pollution and its harm. (二)技能目标 1.学生通过语言知识的呈现及输入和感知的同时进行不同形式 的操练，从而达到语言知识的熟练运用。 2.通过视频、图片直观教学，学生能用英语介绍树木的功能及 如何保护森林和水资源的重要性 (三)情感态度和价值观目标 1.通过情境视频、图片直观教学，激发学生的环保意识。 2.通过小组活动，培养学生形成互学互助的合作意识，竞争意 识及团结协作精神 2 二(教学重难点 重点:1.The funtion of Trees 2.Some importat phases and sentences (1) I couldn’t see anything. (2) As a result, a lot of rich land has changed into desert. (3)Trees can stop the wind from blowing the earth away./They can stop the wind from washing the earth away. (4) A lot of water can be saved by forests (5)Cutting down trees is harmful to human beings,animals and plants. (6) Pass laws against water pollution. (7) Remember to turn the tap off when you leave. 难点:让学生学会用英语表达有关“如何保护环境和节约水资源” 的小短文 三(教学 流程 快递问题件怎么处理流程河南自建厂房流程下载关于规范招聘需求审批流程制作流程表下载邮件下载流程设计 Step1 Review 1.Show different pictures about pollution with multimedia .Ask and answer in pairs, talking about different kinds of pollution and how to protect the environment. 2(Play a short video about sandstorms in Beijing. Lead to the topic of this section. Step 2 Presentation 1. Talk about the sandstorms . Then lead to 1c. 2. Work in groups. Let Ss do 1c and talk about how sandstorms come into being. 3. Sum up : Cutting down too many trees can cause sandstorms.But how can that affect the weather? Lead to 1a. 3 4. Listen to the tape and find out the answer to the following question. Q: (1) What’s the weather like today? (2) What causes these sandstorms, (3)What are trees’ functions, Step 3 Consolidation 1.Let Ss read 1a carefully, find and talk about the language points and useful expressions. Help Ss understand them. 2.Retell the conversation with the key words and phrases. Step 4 Practice 1.Show a picture and a vedio about water 2.Lead to Part2. Help Ss understand the importantce of saving water 3.Discuss in groups :What kinds of ways do we have to save water besides the ways in 2 .Then ask some students to report their results.Finish 2.(If time permits.) Step 5 Project Write a short passage with the title “Protecting and Saving Water”. 4