module_4_Sandstorms_in_Asia.docVIP

三届全国中小学“教学中的互联网搜索”优秀教案设计 四川省攀枝花市盐边县中学校 彭兴菊 617100 一、教学背景 1、教学内容：外研版 高一必修3 Module 4 The Sandstorm in Asia 2、面向学生： 高级中学 一年级 3、课时：1 4、学生课前准备：课前预习本单元单词，了解单词的意思 预习课文，了解有沙尘暴的信息 自主完成课后习题2、 教材分析：本单元介绍了亚洲，主要是中国沙尘暴的情况，并引入了与沙尘暴有关的词汇。教师以沙尘暴和环境保护为题材，设计和组织课堂阅读活动和互联网搜索活动。课堂阅读活动提高学生的阅读综合能力，互联网搜索提高学生的互联网搜索能力，同时，扩充学生知识储备，开拓视野。3、 教学方法：采用了任务型教学法、小组活动自主探究性学习方法、互联网搜索法等方法。1、运用任务型教学法，采用小组活动的形式，面向每个学生，充分发挥学生的主体作用和教师的主导作用，鼓励学生采用自主合作的学习方式。 2、结合搜索的网络信息，让学生学习讨论，扩充学生的知识面，开拓视野，提高学生运用网络搜索的能力。四、文化意识：通过了解亚洲（主要是中国）沙尘暴的情况，让学生了解世界环保情况，增强环保意识。Teaching Aims: 教学目的Knowledge and Skill1. To get the students to review the violence of nature and know more about sandstorms and how to protect the environment.2. Through discussion and the comprehension of Reading, develop the students listening, speaking, reading and writing, mainly reading.3. To encourage the students to search the information on the Internet to gain more knowledge of sandstorms and environmental protection.4. To improve the students ability of searching information on the Internet.Emotion and Values1.To enable the students to talk about the cause and influence of sandstorms，and the ways to solve the problem in order to increase their sense of protecting the environment.2. To encourage the Ss to talk about the damage caused by sandstorm and their own feelings about it.Cross-cultural awareness:To understand the environmental protection of the whole world and strengthen their awareness of environment protection.Character-building:1. To strengthen their confidence of protecting the environment.2. To enable the students to talk about the sandstorms, the reasons for causing sandstorms and the importance of protecting environmentDifficulties and Importance:重难点1. To conclude and collect the words and phrases related to environment and environmental protection.2. To ask students to think ways to protect the environment.3. To improve the students ability of grasping the general idea of the passage. Teaching Method:教学方法1. Task-based methodology 2. Communicative ApproachTeaching aids:教具Multiple-media Teaching steps: （教学过程）Step1: Lead-in（导入）【视频图片导入】沙尘暴【百度视频】沙尘暴/v?word=%C9%B3%B3%BE%B1%A9&ct=301989888&rn=20&pn=0&db=0&s=0&fbl=800【百度图片】沙尘暴/i?tn=baiduimage&ct=201326592&cl=2&lm=-1&pv=&word=%C9%B3%B3%BE%B1%A9&z=0【百度新闻】沙尘暴/ns?cl=2&rn=20&tn=news&word=沙尘暴【板书】Sandstorms in Asia Reading and Vocabulary.Step 2: Presentation【学生准备活动】教材问题1、 Ask，answer and discuss. Q1. What is a sandstorm?Q2. Whats the weather like when a sandstorm occurs?Q3. Whats the bad influence of a sandstorm?Suggested answers:Q1. Sandstorm is a kind of bad weather, which is becoming increasingly common in Northwestern China, and it usually happens in spring and fall. When a sandstorm comes, the wind blows strongly with dust and sand.Q2. There is strong, dry wind and the sky is yellow.Q3. cars slow down and have to turn on headlight; the visibility drops difficult for us to breathe dangerous to go out or drive2、 Pop quiz about how much do you know about sandstorms. ppt课件Work in pairs. Discuss the following statements and decide whether it is true or 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让学生小组探究性学习，大胆讨论、辩解。教师深入到学生的活动中，及时交流与指导，给学生一定的帮助。并正式带着疑惑走进阅读和词汇。【学生讨论活动】教材问题1、 Look at the photo. Discuss and answer these questions.1. What is happening?2. What is the cyclist wearing and why?3. What do you think happens to traffic in this situation? Why?4. What do you think experts advise people to do in this situation?让学生小组探究性学习，大胆讨论、辩解。教师深入到学生的活动中，及时交流与指导，给学生一定的帮助。最后，给学生平台展示本小组的结果。锻炼学生口语交际能力和合作能力。【学生阅读活动】Activity 1 ：Speed-reading and choose the best answer according to the text.(快速阅读)ppt课件(1)What is the best description about a sandstorm according to the passage? A.It is a major disaster for many Asian countries for centuries. B. It is a strong wind carrying sand. C. It is a way to cause land to become desert. D. It is a kind of natural disaster that cant be treated. Key: B(2)Sandstorms in China appear to have increased in recent years mainly because _. A. climate changes B. people pollute the environment C. much land becomes desert D. people plant more trees key: C(3)When the sandstorms arrivetraffic moves very slowly because _. A. its difficult to breathe B. there are too many cars in the road C. the winds are very strong D. the thick dust makes it difficult to see clearly Key:D(4)What is the best way to avoid the effects from the sandstorm? A. To live far away from deserts. B. To stay at home when a sandstorm happens. C. To wear mask if you want to go out. D. To plant more trees. Key: D(5)Which of the following is NOT the element to make Central AsiaNorth AmericaCentral Africa and Australia the four main places where there are sandstorms? A. The climate in these places is rather bad. B. They are all the places with big deserts. C. The natural environment in these places is worsening every year. D. The governments in these places paid little attention to the protection of nature. Key: D【师生小组活动】小组共同检测答案并相互纠错，最后，从文章中直接找出证据。教师深入到学生的活动中，及时交流与指导，给学生一定的帮助。最后，教师给出正确答案。提高学生阅读能力，合作学习能力和自主探究学习能力。【学生阅读活动】ppt课件Activity 2 ：careful-reading and choose the correct answer”.(阅读理解全文)Summary Sandstorms have been a major 1._for many Asian countries for centuries.Scientists have tried many ways to solve this 2._.Sandstorms are strong3._winds that carry sand.They are often so 4._ that you cannot see the sunand the wind is sometimes 5._ enough to move sand dunes. The four main places in the world 6._ there are sandstorms are Central AsiaNorth AmericaCentral Africa and Australia.Ren Jianbo 7._a terrible sandstorm he experienced as a child in the desert“To have been caught in a sandstorm was a terrible 8._.” he said. It was the most frightening and the most dangerous 9._Ive ever been in.You just had to hope youd10._.I thought I was going to disappear under the sand.Keys：1. disaster 2.problem 3.dry 4.thick 5.strong 6where 7.described8.experience 9.situation 10.survive【师生小组活动】小组共同检测答案并相互纠错，最后，从文章中直接找出证据。教师深入到学生的活动中，及时交流与指导，给学生一定的帮助。最后，教师给出正确答案。提高学生阅读理解能力，总结归纳能力。Step 3. Information searching on the Internet.【百度新闻】沙尘暴/ns?word=%C9%B3%B3%BE%B1%A9&opt-news=on&ie=gbk【百度知道】为啥沙尘暴主要发生在亚洲和中国？/q?ct=17&pn=0&tn=ikaslist&rn=10&word=为啥沙尘暴主要发生在亚洲和中国&fr=wwwt【百度知道】沙尘暴的危害性有多大？/q?word=%C9%B3%B3%BE%B1%A9%B5%C4%CE%A3%BA%A6%D0%D4%D3%D0%B6%E0%B4%F3&lm=0&fr=search&ct=17&pn=0&tn=ikaslist&rn=10【百度搜索】针对沙尘暴中国政府采取了哪些措施？/s?bs=%C9%B3%B3%BE%B1%A9%B5%C4%CE%A3%BA%A6%D0%D4%D3%D0%B6%E0%B4%F3&f=8&rsv_bp=1&wd=%D5%EB%B6%D4%C9%B3%B3%BE%B1%A9%D6%D0%B9%FA%D5%FE%B8%AE%B2%C9%C