1、福建省 龙 岩市新 罗区铁 山中 学 九年 级 英 语教 案： Unit2Unit 2 Saving the EarthTopic 1 Pollution causes too many problems.Section AThe main activities are 1a, 1b and 3a. 本课重点活动是 1a、 1b 和 3a。. Teaching aims and demands 教学目标1. Learn some new words and phrases:bee, my goodness, waste, stream, breathe, be harmful to, infl
2、uence2. Learn some useful sentences:(1) Oh, my goodness!(2) Look, there are several chemical factories pouring waste water into the stream.3. Learn direct speech and indirect speech:(1) Kangkang said that it was a beautiful place with lots of flowers and grass.(2) Kangkang said that the flowers and
3、grass had gone.4. Learn and talk about different kinds of pollution:(1) Air pollution makes people sick. (2) Light pollution is harmful to eyes. (3) Litter influences our environment. . Teaching aids 教具幻灯片/小黑板/录音机/图片Step 1 Review回顾第一单元有关家乡变化的内容，复习现在完成时态，导入新课。Step 2 Presentation 通过比较 1a 的两幅图画的差异，展开对话
4、，学习部分生词，呈现 1a。1. (利用幻灯片展示 1a 中的两幅图，师生问答。)2. (要求学生不看书，只听录音，捕捉要点，回答问题，从而提高听力水平。)T: Close your books. Listen to the tape carefully, then answer the questions. (出示小黑板上的问题，听录音 1a。)(1)Where are they going to have a picnic?(2)Why does Kangkang say “Oh, my goodness!” ?3. (核对答案，板书 1a 的关键词。)beautifulfreshclea
5、ngonedirtyterriblewaste waterStep 3 Consolidation 复述 1a，引入本课重点，讲解和操练“直接引语”与“间接引语” ，完成 1b。1. (要求学生在限定时间内，根据黑板上的关键词复述对话。)2. (引入语法“直接引语”和“间接引语” 。要求学生根据 1a 回答教师的问题。)T: What did Kangkang say?(要求学生轮流回答。)S1: Ive been there before.T: Yes. Kangkang said that he had been there before.T: Next, please.S2: Its a
6、 beautiful place with lots of flowers and grass.T: OK. Kangkang said that it was a beautiful place with lots of flowers and grass.T: Next, please.S3: The air is fresh and the water is clean, and you will see T: So Kangkang said that the air was fresh and the water was clean, and they would see (板书以上
7、三个画线句子，要求学生将板书与 1a 中的原句对比找出不同之处，教师引导和补充。学习“ 直接引语”和“间接引语” 。)Kangkang said that he had been there before.Kangkang said that it was a beautiful place with lots of flowers and grass.Kangkang said that the air was fresh and the water was clean, and they would see 3. (让学生完成 1b，并作报告。)T: Fill out the table
8、in 1b, then give a report, using “Kangkang/Maria said ”.Step 4 Practice 通过听力训练，引出污染的概念，充分调动学生的积极性，加深对各种污染及其危害的理解，完成 2, 3a 和 3b。1. 播放 2 录音，学生听后完成 2。 (若学生没听懂，可再放一遍，核对答案。)2. 学生看图完成 3a。 (核对答案。)3. 让学生用 3a 的短语完成 3b。Step 5 Project 1. 通过游戏及调查的方式，加深学生对污染及其危害的印象，增强学生的环保意识。2. Homework: Make a survey. (调查你们家附近的
9、污染状况，并填写表格，以增强学生的环保意识。)T: Now make a survey to study the pollution around your home, and fill out the form. Pollution Reason EffectAir pollutionSoil pollutionWater pollutionLight pollutionNoise pollutionLitter板书设计：Pollution causes too many problems.Section Aair pollution there be sb./sth. doing sth.
10、soil pollution be harmful to water pollution Kangkang said that it was a beautifullight pollution place with lots of flowers and grass.noise pollutionlitterSection BThe main activities are 1a and 1b. 本课重点活动是 1a 和 1b。. Teaching aims and demands 教学目标1. Learn some new words:weak, produce, chest, anyway
11、2. Go on learning direct speech and indirect speech:(1) The old lady told Kangkang that she had been like that since the week before.(2) Kangkang asked the old lady how long she had been like that.(3) The journalist asked Mrs. Zhou whether/if she was feeling better then.(4) The journalist asked what
12、 the environment around that place was like.3. Learn some expressions about blame and complaint:(1) Its difficult for me to breathe. (2) The bad air makes my chest hurt.(3) the factory makes too much noise and I cant sleep well at night. (4) Im always in a bad mood (5) I cant stand the environment h
13、ere. (6) Anyway, I hope the government will solve this problem soon. Teaching aids 教具图片/教学挂图/录音机/小星星 /游戏纸条Step 1 Review 检查上节课的作业，通过学生对调查结果的汇报和转述，复习直接引语和间接引语。T: Is there air pollution around your home?S1: Yes. There are several chemical factories near my home. They make terrible gas. I often feel sic
14、k.T: What did S1 say just now?S2: S1 said that there were several chemical factories near his/her home.S3: S1 said that they made terrible gas.S4: S1 said that he/she often felt sick.(其余五种污染用同样的方法进行转述。)Step 2 Presentation 继续展示有关环境污染的图片，开展对话，学习生词，呈现 1a。1. 教师用 Section A 的 1a 进行导入，利用图片引出新的词汇。2. 呈现 1a 图
15、片。教师放 1a 录音，学生听后回答。3. 学生齐读课文，找出疑难点，教师解释，并板书要点，要求学生掌握短语 cant stand 及句型 How long 。)cant stand (doing) sth.How long have you been like this?The bad air makes my chest hurt.Im always in a bad mood Anyway, I hope the government will solve this problem soon.Step 3 Consolidation 采用表演及竞赛的方法，充分调动学生积极性，继续巩固直接
16、引语与间接引语，巩固 1a，完成 1b。1. (让学生再读 1a 对话，并要求和同桌一起表演，完成 1a。)T: Read 1a aloud, and try to act out the dialog in pairs.2. (学习 1b。将学生分成四组进行比赛，看哪组同学的观察思维能力强。每发现一条变化规则，即为本组加一颗星。教师可适时地引导。)T: Read 1b carefully, and try to find out the changing rules. Lets have a match.S1: Kangkang asked the old lady how long she
17、 had been like that.S2: The old lady said she had been like that since the week before.(教师进行补充和总结，并对获胜组进行表扬和奖励。)3. (学生独立完成 1b。)T: Complete 1b by yourselves in two minutes.(必要时教师给予帮助。)Step 4 Practice 设置情景展开对话，强化疑问句变成间接引语的操练，完成 2；展开小组讨论，完成 3。1. 提醒学生注意一般疑问句变成间接引语的规则。2.(师生对话，让学生先口头练习，然后书面完成 2。 (核对答案。)3.
18、 (三人一组练习：一人问，一人回答，一人作汇报，要求用到所学的间接引语知识。完成3。)T: Discuss the questions in 3, and work in groups of three. One asks, another answers and the third one reports it using indirect speech. Two minutes for preparation.Step 5 Project 通过做游戏的方式，继续巩固直接引语与间接引语，布置有关环境内容的作文，加强本课功能句型的运用。2. Homework:Write to the gove
19、rnment about the pollution problems around your home.板书设计：Pollution causes too many problems.Section Bproduce terrible gas Kangkang asked the old lady how long she had been like that.The old lady told Kangkang that she had been like that since theweek before.cant stand (doing) sth. The journalist as
20、ked Mrs. Zhou whether/if she was feelingbetter then. Section CThe main activity is 1a. 本课重点活动是 1a。. Teaching aims and demands 教学目标1. Learn some new words:coal, deaf, print, disturb, rubbish2. Learn some useful sentences about noise pollution:(1) noise is also a kind of pollution and is harmful to hu
21、mans health.(2) People who work and live in noisy conditions go deaf easily.(3) many teenagers in America can hear no better than 65-year-old people do, 3. Improve the sense of protecting the environment. . Teaching aids 教具图片/录音机/小黑板 Step 1 Review 总结 Section A 与 Section B 内容，以环境污染的危害为主题，展开复习。(教师用上两节
22、课的内容进行复习，导入 1a。)T: 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: What problems do they cause?S1: Water pollution can make people sick.S2: Soil pollution causes unhealthy food.S3
23、: Light pollution hurts our eyes.S4: Air pollution causes breathing problems.T: Very good. In this lesson, lets talk about noise pollution.Step 2 Presentation 利用图片导入生词教学，同时结合环境污染内容，创设情景，呈现 1a。1. 展示图片，导入生词。2. 完成 1a 中的读前问题，核对答案。3.播放 1a 录音，学生跟读并找出文中涉及的几种噪音污染。T: OK. Lets listen to the passage in 1a. Try
24、 to find out how many kinds of noise pollution are mentioned in the passage and what they are.(小黑板出示答案，师生共同核对。)5 种噪音污染：noise from a printing factorynoise from airportsnoise caused by loud pop musica loud noise made in publicnoise produced by cars and machines(核对答案后，继续呈现生词。)T: What are the bad effect
25、s caused by noise pollution?(板书，解释并要求学生理解。) Ss: It makes people sick or deaf.T: Are there any countries trying to solve the environmental problems, including noise pollution?Ss: Yes, there are.(板书，解释并要求学生了解。)4.呈现 1a，学生找出疑难点，教师解释。Step 3 Consolidation 继续巩固 1a，完成 1b 与 1c。1. (根据课文内容，完成 1b。)T: OK. Read 1
26、a again and finish 1b by yourselves. (板书并要求学生掌握 rubbish；理解 title。核对答案。)2. (让学生两人一组读课文，讨论 1c 的四个句子分别描述的是课文中的哪一段。)T: Read the passage again, and look at the four sentences in 1c. Which paragraphs should they belong to?(核对答案，让学生回答这样选择的理由。)Step 4 Practice 将 1a 中与噪音污染有关的内容，与现实结合，引导学生列举噪音污染的各种来源，并提出处理意见。1
27、. 教师用课文中的噪音污染来启发学生找出身边的噪音污染。T: We have learnt noise is a kind of pollution. What cause noise pollution around us?(让学生分组讨论，教师引导学生说出身边的噪音污染。)2. 教师在列出噪音污染的各种来源后，引导学生提出解决问题的方法，从而培养学生的环保意识。Step 5 Project 提出两种不同方案（可任选其一） ，通过小组活动，采取调查的方式加强学生的环保意识，完成 2。方案一：1. (通过本节课的学习，让学生认识到噪音污染的来源及其危害。并通过学生的小组活动，即调查各种各样的噪
28、音污染，更加有效地改善环境，加强学生的环保意识。)方案二：(小组活动，四人一组，引导学生思考并讨论他们身边实际存在的各种类型的污染及其危害，并由一名小组成员记录整理，最终以书信的形式将问题反映到报社。)T: Work in groups of four, think about what kinds of pollution we have in our hometown and discuss the bad effects caused by them. Write them down and mail it to the newspaper after school.4. Homewor
29、k:Write a letter to an editor according to the report.Example:Dear editor,Im writing to you because 板书设计：Pollution causes too many problemsSection Cbe harmful to go deaf do harm to no better than Noise is also a kind of pollution and is harmful to humans health. many teenagers in America can hear no
30、 better than 65-year-old people do.Section DThe main activities are 1a 和 3. 本课重点活动是 1a 和 3。. Teaching aims and demands 教学目标1. Learn some new words:create, industry, blood2. Review direct speech and indirect speech:(1) Mrs. Zhou said that she was feeling even worse.(2) The journalist asked Mrs. Zhou
31、if/whether she was feeling better then.(3) The journalist asked what the environment around that place was like.3. Review some kinds of pollution and the problems caused by them. Teaching aids 教具图片/录音机/小黑板Step 1 Review 复习噪音污染，巩固 Section C。Step 2 Presentation 利用图片，设置对话，重现不同种类的污染，导入生词，呈现 1a。1. T: Many
32、 things making loud noise can cause noise pollution. What problems does noise pollution cause?S1: Noise pollution can cause hearing loss.S2: It makes people sick or become deaf. S3: It also makes people uncomfortable and unpleasant. T: Very good, too much noise can cause high blood pressure as well.
33、(教师板书新词并释义，且要求掌握 blood；理解 pressure。)blood, pressure2. T: Noise pollution is harmful to people. Do you know any other kinds of pollution? Lets look at this picture. (教师展示图片一。)T: What kind of pollution is it?Ss: Soil pollution.T: Thats right. What causes soil pollution?S4: People use too many chemical
34、s in their fields. T: So they destroy the soil. And it causes unhealthy food.(教师板书，释义并要求学生理解。)(教师展示图片二。)T: Look at this picture. What kind of pollution is it?Ss: Litter.T: Good. Litter is everywhere. It makes our environment dirty.(教师展示图片三。)T: (指着图片中的浓烟。)What kind of pollution is it?Ss: Air pollutio
35、n.T: Yes. What creates air pollution?(板书并讲解，且要求学生掌握。) Ss: Burning coal.T: With the development of industry, air pollution is becoming more and more serious. And it can cause breathing problems.(板书并讲解，且要求学生掌握。) (教师展示图片四。)T: Look at the picture. What kind of pollution is it? Ss: Light pollution. T: Ye
36、s. Look at the strong and changeable light. Its bad for eyes. 3. T: From the pictures, we know pollution is bad for our health in many ways. If there is no pollution on the earth, what will the earth be like?(板书并讲解。)Ss: Maybe our earth will be greener and more beautiful. T: Great! We should protect
37、our planet from now on. OK, lets read 1a and fill in the blanks with the proper forms of the words and phrase above. (学生用所给的单词和短语的正确形式填空，师生核对答案。)4. (学生再次阅读 1a，找出重点和疑难点，教师讲解。)Step 3 Consolidation 完成 1b，拓展 1a，利用小组讨论的形式，引导学生认识不同污染的危害并提出处理建议。1. (听录音，跟读 1a。)T: Listen to the tape of 1a, and read after it.
38、(让学生再读 1a，完成 1b。)T: Read 1a again, then fill out the table in 1b.(核对答案。)2.(学生分组讨论。 (教师总结。)Step 4 Practice 采用对话及练习的方法，巩固 2a 与 2b。1. 教师通过复习西山的污染来练习 2b 的句子。2.复习 2a，巩固直接引语与间接引语的用法，完成练习。3. T: Look at the small blackboard, please retell the following sentences with indirect speech within two minutes.(小黑板呈
39、现练习题。)(1)Kangkang said, “The fish have gone.”(2)Jane asked the old lady, “Have you seen a doctor?”(3)The teacher asked, “What does noise pollution cause?”(核对答案)Step 5 Project 利用有关污染的图片，开展小组活动，并以“保护环境做绿色使者”为主题设计墙报；课后完成命题作文。1. (教师收集一些有关污染的图片。让学生描述图片中的污染属于哪一种。然后学生分组讨论污染所带来的影响。做一个各类污染及其危害的墙报，号召人人成为环保人，完
40、成3。)T: Look at these pictures, and discuss in groups about different kinds of pollution and the harm caused by them. Then make a wall newspaper to call on people to be greener persons.2. Homework:Write an article. The title is “My Ideal School” or “My Ideal City”. Topic 2 All these problems are very
41、 serious. Section A. Teaching aims and demands 教学目标1. Learn a new word and some phrases:as a result, behavior, in the beginning, day by day, die out2. Learn some useful sentences:(1)As a result, air pollution has become a serious problem.(2)Humans have come to realize the importance of protecting an
42、imals.3. Learn the indefinite pronoun and adverb:(1) None of us likes pollution. (2) Dont spit anywhere in public. (3) Everyone should care for wild animals and plant more trees. 4. Learn the importance of protecting the environment. Step 1 Review 复习污染的类型及其危害，教师创设一个空气污染的情境，引入本课话题。1. (教师收集一些有关污染的图片，让
43、学生说出它们分别属于哪种污染，有何危害并提出解决建议。)(其它污染用同样的方法复习。学生可以在教师帮助下回答。)Step 2 Presentation 1.展示 1a 的图片，导入新课，呈现本课生词和词组。讲解不定代词和不定副词的用法。教育学生必须保护环境。2. (播放 1a 录音，让学生带着问题去听。)T: Listen to the tape, and answer the questions on the small blackboard.(出示小黑板。)(1)Whats the article about?(2)What should we do and not do to prote
44、ct the environment?(核对答案。)3. (男女生分角色朗读。)4. (让学生再读 1a，试着找出 1a 中的不定代词或不定副词，以及一些疑难点。)Step 3 Consolidation 阅读 1a，完成 1b，开展分组活动加深对文章的理解，增强学生的环保意识。1. (让学生齐读对话，巩固 1a 并完成 1b。)2. (要求学生利用小黑板上的关键词复述 1a。)T: Retell 1a with the key words. Two minutes for preparation.a.the largest producer and userb.a serious probl
45、emc.do something usefuld.leave rubbish/spit anywhere/walk on grass/pick flowers/care for/plant more treese.do everythingStep 4 Practice 教师利用图片作引导，呈现部分生词和词组。让学生独立完成 2，然后听录音，完成 3。并通过练习，分析不定代词和不定副词在句中的作用，总结它们的用法。1. (教师展示多幅有关学生不文明现象的图片。)2. (让学生观察图片，然后分组讨论图中人物的行为是否正确。)3. (教师让学生用不定代词或不定副词完成这封信，完成 2。)(教师与学
46、生核对答案。让学生认真地读这封信，分析不定代词和不定副词在句中的作用。引导学生总结出不定代词/副词的用法。)4. (教师用图片作引导，让学生对新的语法进行训练，达到学以致用的目的。)T: Excellent. We should do everything we can to protect the environment.5. (听录音，完成 3。)(教师与学生核对答案，然后解释语言点。)Step 5 Project 让学生调查周围的人，有哪些行为对保护环境是不利的，应如何解决，写一份调查报告。然后讨论作为一名中学生应该和不应该做什么，以此制定一份班级或学校规则来增强学生的环保意识。1. T
47、: Make a survey.(让学生调查周围的人，有哪些不良的行为，应如何解决。)2. Homework:Make some class rules or school rules about protecting environment.Section B. Teaching aims and demands 教学目标1. Learn some new words and phrases:sand, cut down, change into, prevent, prevent from, human being, although, law, turn off2. Learn some
48、 useful sentences:(1) Trees can stop the wind from blowing the earth away.(2) Pass laws against water pollution.(3) 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.Step 1 Review 复习不定代词和不定副词的用法。Step 2 Pre
49、sentation 1.通过多媒体呈现 1c 中的图片，创造情景对话，呈现新单词和词组，学习 1a。2. (让学生小组讨论完成 1c。 )T: Do you know the relations between trees, human beings and sandstorms? Do you know how sandstorms come into being? Now please look at the pictures in 1c and number them.(核对答案。)3. (听 1a 录音回答问题。)T: Just now we talked about how sandstorms come into being. Now listen to 1a, and answer the questions on the blackboard. (板书)(1) Whats the weather like today?(2) What should we do to protect the environment?(核对答案。)4. (让学生分成小组，读 1a，提出不懂之处。小组内讨论，解决各自提出的问题；最后全班共同讨论
