高中英语Module 4 Sandstorms in Asia学案外研版必修3

高中英语教学案例Module 4 Sandstorms in AsiaPeriod One Introduction & Reading and Vocabulary教学课型： 阅读课. 教材分析：本课的内容是外研版英语（新标准）高中第三册（必修3）Module 4 Sandstorms in Asia本模块介绍了亚洲（主要是中国）沙尘暴的情况，并引入了与沙尘暴和环保有关的词汇。要求学生了解沙尘暴方面的知识并掌握相关词汇，培养学生用英语谈论沙尘暴及环保的语言技能。Introduction介绍与“沙尘暴”有关的词汇，可以让学生初步熟悉这些词的意义，为以后的各项学习活动做好准备。Reading and Vocabulary 该部分介绍了“亚洲的沙尘暴”。围绕着课文学生可以增进对沙尘暴危害性的了解，熟悉有关沙尘暴的词汇。. 学情分析：高中的学生注意力有一定的稳定性，观察能力很强，具有一定的目的性，系统性和全面性，已经初步实现从具体思维向抽象思维的过渡。他们喜欢富有个性化的教学设计，喜欢接受新鲜事物。同时，自我意识增强，拥有强烈的主观能动性。他们更是拥有很强烈的自我展现意识与欲望，不但在乎别人对自己的评价，更渴望得到别人的关注和赞赏。他们已具有了一定的自主合作和探究的能力，具有了一定的英语语言知识和英语应用的能力，具备了基本的英语思考和英语表达的基本技能。因此，设计这节课时，我充分考虑到学生的主体性，把自己作为与学生一起探讨的一员，以亦师亦友的身份走进他们，以基础的语言启发他们，以轻松的话题开始，以愉快的交流展开合作，充分创造机会让同学们都拥有成功的喜悦，在和谐的氛围中探究并完成教学任务。. 教学目标：1语言知识目标掌握并能运用下列词汇：与沙尘暴有关：disaster, dune, citizen, dust, desertification, forecast, strength, cycle, mask与环保有关：process, mass, campaign句子:To have been caught in a sandstorm was a terrible experience.There was nothing to be done.To be cycling in a sandstorm is frightening.2语言技能目标：理论依据: 高中英语课程标准 强调用英语获取和处理信息的能力1).能从文章中获取主要信息并摘录要点2).能理解文章主旨、作者意图3).能提取、筛选和重组文章中的信息4).能利用上下文猜测新词汇3学习策略目标词汇归类在阅读、英语互动、完成任务过程中进行有效自我调控通过各种途径获取相关信息，辨别并运用有效资源4文化意识和情感态度目标了解亚洲沙尘暴的状况增强环保意识5重点与难点重点：了解沙尘暴；阅读微技能训练难点：运用所学词汇和短评，围绕主题进行讨论及写作五、.课时教学教案：Period 1 Reading BasketballLearning ProceduresStep 1: Introduction【合作探究】Lead-in: Look at some pictures about Gymnastics Match. And ask the students the following questions. 1. Do you remember that day?2. What was the weather like that day?（教学步骤说明）：图片新颖，直观，有利于教学过程的实施，通过自己班级的在体操比赛中的图片引起学生对本单元话题的兴趣，。Acitvity 2 on page 31: Work in pairs. Discuss these statements and decide which statement is false.1. Sandstorms begin in desert areas.2. Deserts are created by climate changes.3. Deserts are also created because people cut down trees and dig up grass.4. Sandstorms from Asia have blown across the Pacific Ocean to America.5. Sandstorms cant be prevented.6. The inland region has more sandstorms than the one near the sea.Suggested answers:1,2,3,4,6 T 5, F（教学步骤说明）：通过讨论让学生了解沙尘暴的背景知识，掌握一些有关单词，短语以及句型的用法。Step 2: Reading【个人探究】1. Warming upAsk the students to look at some pictures about sandstorms.（教学步骤说明）：图片新颖，直观，有利于教学过程的实施，通过对沙尘暴图片的展示，引起学生学习课文的兴趣。2. ListeningFirst, give two questions about this passage.1). What is a sandstorm?2). Which two people were mentioned in the passage?Next, Get the students to listen to the tape , then find the answers before listening.（教学步骤说明）：简要的问题使学生对文章内容有大概的了解，抓住文章的大概意思，为下一步的careful reading 奠定基础。3. Fast readingAsk the students to read the passage fast and loudly and to finish the exercise in 名师伴你行 on page 50, to find the main idea of each paragraph.Para.1_Para.2_Para.3_Para.4_Para.5_Para.6_A. Sandstorm in China appear to have increased in recent yearss as a result of “desertification”.B. Though the sandstorm can be predicted weeks ago, its stength can surprise people.C. What the sandstorm is and the Central Asia is one of the fourth main places.D. What the government to do prevent the desert coming near.E. Sandstorms have been a major disaster for many Asia country tries for a long time.F. Sandstorms can affect Beijing.Suggestion answers: Para.1-E Para.2-C Para.3-A Para.4F Para.5 BPara.6D（教学步骤说明）：通过判断文章的段落大意，对文章的全文意思进行了解，为下一步的careful reading 奠定基础。4. Careful readingAsk the students to read the passage again and carefully. Ask the students to answer some questions about each paragraph.Para.1Where have sandstorms been a major disaster? And what about in China?Para.21. What will happen if the wind is so thick?2. Where are the four main sandstorm places in the world?3. How does Ren Jianbo describe the sandstorm he experienced?Para.31. Where does it occur in China? And where do sandstorms begin?2. Have sandstorms in China increased recently? Why?3. What are factors(因素) that cause land to become desert?Para.4How do sandstorms sometimes affect Beijing?Para.51. What do the weather experts advise people to do？2. How does Huang Xiaomei describe the sandstorm she experienced?Para.61. How far is the desert away from Beijing?2. What measures should the government take to prevent sandstorms coming?（教学步骤说明）：这是对文章的细节理解，通过问问题是学生进一步了解沙尘暴这种自然灾害。5. Post readingTake out your English Coaching Paper, open the Progress E and finish 课本小帮手。Require them not to look at book, according to their memory and some key words on the blackborad to finish the exercise. Sandstorms in AsiaMeaning Strong, dry winds that carry _1_InfluenceYou cant see the sun because they are often so _2_The wind is sometimes strong enough to move and _3_Sandstorm centresCentral Asia, North America, Central Africa and Australia.Ren Jianbos experience It was the most _4_ and the most _5_ situation.He thought he was going to _6_ under the sand.Sandstorms in ChinaSandstorms have increased in recent years as a result of _7_.Sandstorms in BeijingThe city is covered in a thick, brown-yellow _8_.Forecast of sandstormsSandstorms can be forecasted but the _9_ of the storms sometimes surprises people.What to do when a sandstorm comesExperts advise people not to go out.If you want to go out, youd better wear a _10_.Prevention measuresMore than _11_ billion trees have been planted and more trees will be planted for the next _12_ years.Suggestion answers: 1. sand 2. thick 3. dunes 4. frightening 5. dangerous6. disapper 7. desertification 8. dust 9. strength10. mask 11. 30 12. 5（教学步骤说明）：这个环节要求学生检测记忆力，并达到复述课文的目的，可以从另一个侧面检验学生对文章线索的掌握。既是对文章内容的延伸，又是对文章的综合概括，并可以借此提高学生的词汇运用能力。Step3: Discussion【合作探究】If you were mayor of Yanan how can you prevent sandstorms?Ask students to discuss the questions to understand sandstorms better. Show them some pictures about the sandstorms and teach them to do their best to help it and do something from now on. Everyone should do something to love and protect our home. I mean to make them realize: The earth is in danger!（教学步骤说明）：这一环节能够提高学生的口语交际能力,要求