仁爱版九年级英语上Unit 2 Topic 1 Section D教学设计

1、Unit 2 Topic 1 SectionD. Material analysis本课是九年级第二单元第一话题的第四课时，主活动是1a和Project。通过Grammar 来巩固总结一般过去时和现在完成时的区别，通过 Functions来复习重要的表达法。1a按照“总分总”的模式分别介绍了各种污染的成因及危害。通过完成文章后的表格，训练和提高学生获取信息的能力。教师还可以利用表格内容，引导学生整合信息复述课文，巩固课文内容。1b属于同义转换练习。Project部分培养学生动手动脑的能力，让学生运用收集的信息和所学知识，通过墙报的形式来宣传污染带来的危害，让更多的人关注环境污染，树立环保意识，

2、增强人们的忧患意识和社会责任感。.Teaching aims1. Knowledge aims：掌握本课的重点词汇和短语。总结一般过去时和现在完成时的区别；复习本话题的重点表达法。2. Skill aims: 能读懂与环境污染问题有关的文章。能根据关键词复述课文。3. Emotional aims: (optional)通过了解各种污染带来的危害，帮助学生树立环保意识，爱护环境，保护地球。4. Culture awareness: (optional)通过学习，引导学生了解环境污染对人类健康有巨大的危害，不同种类的污染体现在不同的方面。. The key points and difficul

3、t points1. Key points: Words and phrases: coal, create, blood, planet, in many ways, with the development of industry, high blood pressureGrammar: the differences between the simple past and present perfect2. Difficult points：能根据关键词复述课文。能够进行同义句转换，用不同的短语表达相同的意思。. Learning strategies能自己归纳总结所学的知识。学会利用关

4、键词复述课文，学会运用所学知识，宣传生活中的常识。. Teaching aids与污染相关的图片；词性辨析的试题；幻灯片。. Teaching procedures 1. Getting students ready for learning（5mins)Let the Ss fill in the blanks with the correct forms of the given words.1）The man working in a _ factory goes deaf because of the loud _.(noise / noisy)2）Burning coal can _

5、 the air, and we call it air _. (pollute / pollution)3）Using too many chemicals in the land can cause _food and its bad for peoples _. (health / healthy / unhealthy)4）Strong light is _ to our eyes and does great _ our body. (harm / harmful)5）Mrs. Zhou can hardly _ because of the bad air. And she oft

6、en coughs day and night, out of _. (breath / breathe)建议：学生在做“用所给单词的适当形式填空”这种题型时，稍有困难。因此，教师要进行引导。先通过二选一的方式简化题目难度，再让学生体会到词性不同，用法也不同。2. Lead-in (3mins )List what they have learnt in this topic with their group members, then finish Grammar and Functions.3. Pre-reading(5mins)Check the Ss HMK and encourag

7、e the Ss to read their passages about pollution to the class.T: Please take out your homework. I have checked your work. Most of you did very well. But a few students have to improve it. I believe you will be better next time.Now I want some Ss to share your work with us. Any volunteers?S1: Water po

8、llution is very serious and we can find it almost everywhere4. While-reading(10mins)Step 1: Individual workLet the Ss scan 1a and find the main idea of this passage.T: You are right. Pollution is harmful to peoples health. Now, please read 1a as quickly as you can and try to get the main idea of thi

9、s passage.T: OK. What is the passage about?Step 2: Pair workLet the Ss read the passage again and work in pairs to complete the table on Page 34. Then check the answersin pairs.T: Yes, please read the passage carefully and complete the table on Page 34. You can discuss the answers with your partner.

10、T: Lets check the answers together.建议：阅读部分可以采取两个步骤，一是泛读，二是精读。泛读让学生了解文章大意，精读可以让学生注意段落、语句之间的逻辑关系，培养学生写作思维能力。5. Post-reading(10mins) Let the Ss read the article sentence by sentence and find the key points they think. Write them down on the Bb and encourage the Ss to explain them. T: Now read the artic

11、le sentence by sentence, circle the key phrases you think and try to explain them in your own words. T: Volunteers? 建议：做完阅读练习后，让学生自己划出文章中重要的词组、连词，并自己做出解释。这样可以帮助他们更好的理解所读和所学，并且利于复述课文。复述时可以选择用原文章中的短语，也鼓励学生自由发挥，进行知识的再巩固。6. Project(12mins) Step 1:Discuss what kinds of pollutions the pictures show and th

12、eir bad effects. Step 2:Collect more information and pictures about pollution. Then make a wall newspaper about pollution in groups.7. Summarizing and assigning homework(3mins)Go over this topic. Summarize the key points on the exercise book. Encourage student A in each group to make new sentences w

13、ith those key points建议：作业布置时，可以有两种或者三种层次，对组内A类生要有更高的要求，如果作业太简单，他们会失去挑战的兴趣。对组内的C类生，要降低难度，只要能很好的完成基本任务就行。.Blackboard designPollution has caused too many problems.Section DFinish the exercises:1）The man working in a _ factory goes deafbecause of the loud _.(noise / noisy)2）Burning coal can _ the air, and we callit air _. (pollute / pollution)3）Using too many chemicals in the land can cause_food and its bad for peoples _.(health / healthy / unhealthy)4）Strong light is _ to our eyes and doesgreat _ our body. (harm / harmful)