科普版九年级英语上册《Topic 1 Pollution has caused too many problems. Section C》优质课教案_8
科普版九年级英语上册《Topic 1 Pollution has caused too many problems. Section A》优质课教案_0
参与并个别指导
1、What's their favorite food?
2、Why are they in danger?
总结：All the pollution is harmful to human and animals.
播放 3 的录音
小结与探究
引导学生学 会从已掌握 的知识中总 结“直接引语 转换间接引 语亿引语” 规律
1．探究调查，报告 2.布置并分发课外作业 3 预习下一节
九年级上册英语 Unit2 Topic 1 Section A 教学设计
基本信息
课题
Unit2 Topic 1 Section A
教师
教材分析
本课是仁爱版初中英语九年级上 Unit2 Topic1 section A，此部分利用去西山农场进行 野炊的话题引出西山农场被污染而了解：空气的、土壤的、水的、光的、噪音的污染给人们正常的生 活和健康带来诸多问题。以阅读、讨论、思考等形式进行教和学，就学生身边的事渗透“直接引语和 间接引语”简单讨论现在人们生活生产对环境带来哪些污染，加深学生对“环境保护”的理解，增强 学生热爱环境保护环境的意识，为学习后面的课程打基础。
了 解污染产生的 原因与危害
1、学习 bee、 stream
2、感受美 景
展示 1a 的第二幅图片并 引导描述：The water is so dirty, and flowers have gone…
播放 1a 录音，指导讲解 “have gone”
描述(西山）图中受污染而发 生的变化
认真听对话，加深两图对照 的内涵
回答问题：The water is very
科普版九年级(初三)英语上册Topic . Pollution has caused too many problems. (2)
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b. Many teenagers in America can hear no better than 65-year-old people do.
Many teenagers in America can hear no better than 65-year-old people do.
5. Why is the hearing of many young Americans not good?
Because they always listen to loud pop
_____________________________.
PPT精品
Answer the questions.
3. Which phrase has the same meaning as “is harmful to”?
“do harm to”.
4. Which sentence shows that many teenagers’ hearing in America is not good?
litter
water pollution
soil pollution
PPT精品
noise pollution
noise pollution
n. 种类； v. 把……分类
Noise is a sort/kind of pollution.
There are all sorts/kinds of noises.
科普版九年级英语上册《Topic 1 Pollution has caused too many problems. Section A》优质课教案_23
教学设计：Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems.Section AⅠ.Teaching aims1.Knowledge aims：掌握本课的重点词汇和短语，巩固一般过去时和现在完成时的用法和区别。
能够用一般过去时和现在完成时描述过去和现在的变化。
正确使用there be sth./sb. doing sth.来表达“有某人/物正在做某事”。
2.Skill aims:能听懂描述环境变化的对话，区别一般过去时和现在完成时的用法。
能理解和运用一般过去时和现在完成时来进行听、说、读、写活动。
3.Emotional aims:让学生了解环境污染的严重性，并树立环保意识。
Ⅱ. The key points and difficult points1. Key points:Words and phrases: bee, butterfly, mess, shame, several, pollute, waste, villager, destroy, cut down, goodness, pour,See sb./ sth. do sth., see sb./sth. doing sth., cut down, my goodness Sentences: What a shame! / What a mess!The flowers and grass have gone!What has happened here?There be sth./sb. doing sth.There are several factories pouring waste water into the stream.Everything has changed.Grammar: differences between Simple Past and Present Perfect tense. ⅢTeaching stepsStep1.Getting students ready for learning1.Greet and talk about the weather. Lead the students to discuss the right place for a picnic.2.Let the students discuss where to have a picnic. Encourage them to talk about the reasons.Step2. Pre -listeningPresent two pictures of the West Hill and let the students describe the changes. Then teach the new words and some difficult sentences.Explain the key words and let the students make sentences with the new words. Step2While-listeningStep1: Let the students listen to 1a and catch the main idea of the dialogue,then listen it for the second time and do 1b alone.Step2: Let the students listen to 1a again and pay attention to the pronunciation and the intonation. Then practice 1a in groups and role play it.Step 3:Post-listening1.Let the students read 1a aloud and fill the blanks in 1c in groups.2.Check the answers and let them retell the dialogue according to the table.3.Ask two students to retell it to the whole class.Step3 Pair workLet the students look at the pictures and study the example in 2 and try to make new dialogues according to the pictures and the given words. Then act out the dialogues.Practice the grammar :differences between Simple Past and Present Perfect tense.Step4 SummarySum up the main content of this class and the key pointsStep5 Homework1.Recite 1a.2. Write a passage according to Part 4.3. Finish Section A in your workbook.Ⅳ. Blackboard designUnit 2 Saving the EarthTopic 1 Pollution has caused too many problems.Section A。
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Section CThe main activities are 1a. 本课重点活动是1a 。
Ⅰ. Teaching aims and demands 教学目标1. Learn some new words:coal, deaf, print, disturb2. Let the students know something about noise pollution:(1) Noise is also a kind of pollution and is harmful to human health.(2) People who work and live in noisy conditions may become deaf.(3) Quite a few people living near airports also have hearing loss.(4) Making a loud noise in public is also a kind of pollution; it not only disturbs others but also does great harm to hearing.3. After this section, students can improve the sense of protecting the environment. Ⅱ. Teaching aids 教具录音机/多媒体图片/小黑板Ⅲ. Five-finger Teaching Plan 五指教学方案Step 1 Review 第一步 复习(时间:6分钟)1. (教师用上两节课的内容引出新的词汇和语言点。
)T: We have learnt Section A and B. We have known some kinds of pollution. Can you list them? Ss: Yes. Such as water pollution, soil pollution, light pollution, air pollution, noise pollution and so on.T: Very good. Let ’s look at the pictures.(教师展示多媒体上的图片。
)T: (指着图片。
) What are they burning?Ss: (帮学生回答并重复领读解释意思。
) Coal.T: Can burning coal cause pollution?Ss:Yes. Burning coal can cause air pollution.T: You ’re right.(教师展示多媒体上的图片。
)T: Look at the picture. People are producing electricity by wind. (教师释义并领读electricity 。
) T: (指图片。
) Can it cause pollution?Ss: No.T: You ’re right. It can ’t cause pollution.(让学生重复读。
)Ss: Producing electricity by wind can ’t cause pollution.2. (教师让学生完成1a 中的pre-reading questions 。
)T: OK. Look at the phrases in 1a, and check (√) which is pollution.(学生可以讨论，然后教师与学生核对答案。
)Step 2 Presentation 第二步 呈现(时间:14分钟)T: You know, playing loud rock music at midnight is a kind of pollution. Why? Ss:Because playing loud rock music can make lots of noise.T: Let ’s look at the pictures.(教师展示多媒体图片。
)T: (指图片问。
) What are they doing?Ss: (教师帮助回答并释义，领读print。
) They are printing newspapers.T: The machines are making loud noise. Can they hear each other clearly?Ss:No.T: They have to say the words again and again. If they work there for a long time, they may become deaf. (教师指着耳朵重复读。
)T: That is to say, they will have hearing loss.(教师展示多媒体图片。
)T: (教师指着图片。
) They are young people, they are teenagers.(教师释义teenager并领读。
)T: What are the teenagers doing?Ss:They are listening to pop music.T: Yes, they are listening to loud pop music. It’s very harmful to their hearing. It means that loud pop music does harm to hearing.(教师释义“harm”词组，并板书要点。
))T: What happened in this picture?Ss:There are many cars making lots of noise.T: So cars often cause noise pollution.(教师展示多媒体图片。
)T: (教师指着图片。
) They are working in the sawmill. And it also makes loud noise.(教师展示多媒体图片。
)T: What are they doing?Ss:They are building houses.T: When are they building houses?(教师指着图片上的月亮/星星。
)Ss:At night.T: Where are they?Ss:They are in a community.T: Yes, you’re right. Some people are sleeping now. So they may disturb the other people in the community. So we shouldn’t make loud noises in public.)T: From the pictures, we know what causes noise pollution.(再次快速播放上述图片，教师讲述噪音污染的危害，导入1a。
)T: Noise pollution can not only cause hearing loss but also make people sick. So noise pullution doesn’t make people feel comfortable or pleasant. That is to say, “Noise pollution makes people’s lives uncomfortable and unpleasant. ”(教师领读，并释义。
)T: (接着说) So we should do something to solve the noise pollution problems. Now, let’s lookat the two pictures in 1a, then listen to the tape, answer the question “Is the government trying to do something to solve all sorts of problems?”(播放录音。
)(听完录音，让学生回答。
)Step 3 Consolidation 第三步巩固(时间:5分钟)1. (播放1a磁带，学生跟读，注意语音语调。
)T: Listen to 1a and repeat, pay attention to the pronunciation and intonation.2. (齐读课文，以保证全体学生加深对课文的理解。
)T: Please read the text together.3. (根据课文内容，完成1b的练习。
)T: Read this passage (1a) again and finish 1b by yourselves.(教师与学生核对答案。
)4. (让学生两人一组读课文，讨论1c的四个句子应该分别放在课文中的哪一段。
)T: Read the passage again, look at the four sentences in 1c. S1, please read the four sentences. S1: …T: Which paragraph would they belong to?(教师与学生核对答案，让学生回答选出正确答案的理由，或教师解释理由。
)Step 4 Practice 第四步练习(时间:10分钟)1. (教师用课文中的噪声污染来启发学生找出周围的噪声污染。
)T: We have learnt noise is a kind of pollution. What causes noise pollution around us?(让学生分组讨论，教师给学生一些引导，让学生说出我们身边的噪声污染。
)S1: The students in the next room are singing.S2: Some students are talking loudly in the classroom.S3: Someone is typing the keyboard strongly.S4: Some people answer a telephone call loudly.S5: …(教师在列出噪声污染的各种来源后，教导学生如何避免出现这些现象。
从而培养学生的环境保护意识。