【教案】Unit 13 We''re trying to save the earth第3课时

Step 3 : Guiding teaching(1)What should we do to save the earth?Turn off the lights when we leave a room.Take our own bags when shopping.Ride a bike.Recycle paper.Don’t use paper napkins.(2)What should governments do to save the earth?They should close down the factories that put waste into the river.Set up a lot of dustbins on the street.Stop people from using wooden chopsticks, plastic bowls and bags.Organize people to clean up the streets and rivers.Writing(1) Work on 3a. Which parts of the town/ city have a niceenvironment? Why are they nice? Which parts need to beimproved? Why?Good environment Why BadenvironmentWhyFill in the chart about your city.(2) Work on 3b.Write a letter to the city major about the problem and your suggestions.In your letter, describe the environmental problems in your 设计意图：复习巩固，为下面的写作进行内容方面的积累。

Unit 13We're trying to save the earth!本单元围绕环境保护的话题，并用主题图片表现噪音污染、空气污染、水污染等内容，目的是为了让学生对环境的破坏有一个直观的认识，从而激发学生强烈的社会责任感和对未来发展的思考。

Section A的重点是让学生掌握与环境污染和环境保护相关的词汇和句型，同时引导学生关爱动物、保护环境。

教学难点是让学生学会正确使用连词和结合生活实际讲述如何保护环境。

Section B在Section A所学的基础上，进一步谈论如何保护环境。

教学重点是让学生了解环境保护的方式，并落实到积极的行动当中，同时还有阅读策略和写作技巧的训练。

教学难点是让学生在阅读2a文章之后，根据所给词根找出衍生出的不同词汇，并理解前缀和后缀的不同用法。

The First Period—Section A(1a－2d)Teaching Important Points【教学重点】Key words & phrases：litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plasticnoise pollution，air pollution，water pollution，be full of，play a part in，turn…into，cut down air pollutionKey sentences：1.Even the bottom of the river was full of rubbish.2.It used to be so clean.3.Everyone in this town should play a part in cleaning it up.4.The air is badly polluted because there are more cars on the road these days.5.The air has become really polluted around here.6.We're trying to save the earth.Key structure：should＋do；used to＋do；have/has＋done；be＋done；be＋doinge．g.Everyone should help to clean up the river.The air has become really polluted.I used to be able to see stars in the sky.The air is badly polluted.Teaching Difficult Points【教学难点】★Practice the structures to talk about pollution and environmental protection.Teaching Aids【教学工具】A tape recorder，CAI or multimedia courseware.Teaching Steps【教学过程】★Step 1Leading in【新课导入】1．Greeting2．Discussion and reviewDiscuss with the students，like this：T：What kinds of pollution are there these days?S：…T：What causes the pollution?S：…3．Review the words and expressions about the topic.★Step 2Cooperative inquiry【合作探究】1．Finish the task in 1a①Show pictures or play videos about pollution and talk about the pollution.②Read these phrases in 1a.Look at the pictures in 1a and say what they see in the pictures.Write down the words and add more words.③Ask students to say out their words in each kind of pollution.2．Finish the task in 1b①Read the instructions.Get the students to read the contents in the chart and think of what they will fill in the blanks.②Play the recording for the first time.Students listen and fill in the words.③Play the recording a second time.Ask them to check the answers.Then ask the questions.Students answer with full sentences.④Ask more questions to help students learn more details.Then play the recording for the students to role－pay the conversation.3．Finish the task in 1c①Show the key words of the conversation.Ask students to retell the contents in the chart.Like this：What：dirty；bottom，rubbish；fishWhy：littering，putting wasteHow：write to，close down；help to clean up②Read aloud the model dialogue in 1c.Then in pairs，do the oral practice with more words.③Ask two pairs to perform in class.4．Finish the tasks in 2a－2b①Use PPT or pictures to show the four kinds of pollution.Get the groups of students to havea competition to say words about the pollution one by one.land pollution：…air pollution：…noise pollution：…water pollution：…②Get the students to write down these words in their notebooks.③Play the recording for the first time.Students listen and circle the kinds of pollution.Check answers with the class.④Read the sentences in 2b.Predict the contents they will fill in.Play the recording.Students listen and complete the sentences.⑤Play the recording again.Check the answers with the whole class.5．Finish the task in 2c①Read the sample conversation in 2c.Then Read the listening materials and discuss in pairs what causes the two kinds of pollution.②Students work in pairs，making dialogues.③Ask three pairs to role－play their conversations to the class.6．Finish the task in 2d①Talk about the picture in 2d.Ask：What are your ideas for solving the air pollution/waste pollution problem？Present the new words in the conversation.Such as，coal，advantage，wooden，plastic，takeaway，bin，…②Read the conversation in 2d quickly.Find out the problems about environmental pollution in the dialogue.③Read the conversation again.Ask the students to find the ways to solve the problems of air and waste pollution.④Read aloud the conversation by the recording.⑤Learn the useful expressions：What are your ideas for doing…To cut down air pollution，we should…So together，our actions can make a difference and…⑥Role－play or read the conversation in pairs until fluently.★Step 3Homework1．What are your ideas for solving the waste pollution problem?2．Write the words about the four kinds of pollution.3．Translate the following sentences into English.(1)我们正在想办法拯救地球。

Unit13-We-are-trying-to-save-the-earth-教学设计-教案Unit13-We-are-trying-to-save-the-earth-教学设计教学准备1. 教学目标1. 语言知识目标基本词汇：litter, advantage, bottom, fisherman, coal, ugly, cost, wooden, plastic, takeaway, bin, shark, fin, method, cruel. Harmful, chain, ecosystem, industry, law, scientific, afford, reusable, transportation, recycle, napkin, upside, gate, bottle, president, inspiration, iron, work, metal, creativity,基本词组：be harmful to, at the top(of sth.), take part in, turn off, take action, throw away, put sth. to good use, pull… down, bring back基本句型：We’re trying to save the earth!The river used to be so clean.The air is badly polluted.No scientific studies have showed that shark fins are good for health.We should help save the sharks.2. 技能目标: 能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。

3. 情感目标: 有环境危机意识，学会关注环境保护环境。

Unit 13We’re trying to save the earth!Section A(1a－2d)┃教学小结┃【板书设计】Unit 13We’re trying to save the earth!Section A(Section A(3a－4c)┃教学小结┃Section B(1a－1e)┃教学小结┃Section B(2a－2e)设计意图：读前预测，为学生在接下来的阅读中获取文章大意作准备。

思维导图可以帮助学生理清文章脉络。

Step 5：Use pictures to teach the new words.When students think about the questions in Step 3，the teacher can write down the new words on the blackboard.And teach them the new words.设计意图：适时呈现词汇，可以减轻学生的阅读压力。

While readingStep 6：Fast reading1.Ask students to look through the article quickly and find out the answer to each question.How many people are mentioned in the passage?Who are they?2.The teacher adds information to the mind-map.设计意图：扫读整篇文章，获取大意，帮助学生把握文章的整体性。

Step 7：Careful reading(Paragraph 2)1.Ask students to read Paragraph 2 carefully and fill in the chart.2.Check answers.3.The teacher adds the information to the mind-map.Step 8：Careful reading(Paragraph 3)1.Ask students to read Paragraph 3 carefully and fill in the chart.2.Check answers.Name What did she make？What materials did she use？Jessica Wong bags old clothes，especially old jeans3.The teacher adds the information to the mind-map.Step 9：Careful reading(Paragraph 4)1.Ask students to read Paragraph 4 carefully and fill in the chart.2.Check answers.Name What did he make？What materials did he use？Wang Tao beautiful art pieces iron and other materials from old cars3.The teacher adds the information to the mind-map.Which things can be done by common people every day？Which things have to be done by governments and organizations？Common people Governments Organizations2.Ask several groups to give a report.设计意图：教师让学生对所学的保护环境的措施进行归纳和分类，培养学生分析问题和解决问题的能力。

Unit 13 We’re trying to save the earth!教学设计Unit 13 e’re tring t save the earth!教学设计一、Teahing Gal：1 Language galrds：litter, btt, fisheranphrases：be harful t, at the tp(f sth), tae part in,Sentenes patterns：e’re tring t save the earth!The river used t be s leanThe air is badl plluted2 Abilit bets: the passive vie, dal verbs and used t sentene patterns3 Affetive gal: Envirnental risis aareness, learn t pa attentin t envirnental prtetin二、e and diffiult pints in Teahing：1 the passive vie, dal verbs and used t sentene patterns2 easures t prtet the envirnent三、predure f teahing:ILead inT: H’s the eather?/hat has the eather been lie these das?Ss: It’s ld,fgg,bad,aful……T: h?Ss: Beause the earth is pllutedT: S e’re tring t save the earth!II Presentatin1Sh students the pitures and tal abut h the earth is plluted and h, and hat e shuld d t slve it2DisussinStudents disuss and finish 1aIII Listening1 N Tn and ar are taling abut pllutins, let’s listen and find ut hat pllutin is it, if the thin the right a t slve itListen and finish 1bhat as the prble?The river as _____________ Even the btt (底部) f the river as full f ________ There ere n re ______ fr fisheren (渔民) t athhat aused the prble?Peple are thring _______ int the river Fatries are putting ______ int the riverH shuld the prble be slved?e shuld rite t the ____________ and as the t ___________ the fatries Everne shuld help t __________ the riverIV Sh Tie1 T: I dn’t thin it’s enugh u’re nt deepl ved N I’ll sh u sething After athing, tell e ur feelingLet students ath the V2 Then as the t dra sall pitures t sh their feeing and hat the an d t prtet ur earthV HerPlease ae a pster and thin f hat e an dVI nlusinrite n the blabardUnit 13 e’re tring t save the earth!1 litter n/v rubbish air pllutin2 fisheran pl fisheren nise pllutinater pllutin。

九年级英语集体备课教案Unit 13 We’re trying to save the earth!一、教学目标：1. 语言知识目标基本词汇：litter, advantage, bottom, fisherman, coal, ugly, cost, wooden, plastic, takeaway, bin, shark, fin, method, cruel. Harmful, chain, ecosystem,industry, law, scientific, afford, reusable, transportation, recycle,napkin, upside, gate, bottle, president, inspiration, iron, work, metal,creativity,基本词组：be harmful to, at the top(of sth.), take part in, turn off, take action, throw away, put sth. to good use, pull… down, bring back基本句型：We’re trying to save the earth!The river used to be so clean.The air is badly polluted.No scientific studies have showed that shark fins are good for health.We should help save the sharks.2. 技能目标: 能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto 句型。

3. 情感目标:有环境危机意识，学会关注环境保护环境。

二、教学重难点：1. 教学重点：（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。

Unit13We’re trying to save the earth!Period1词汇学习课【学习目标】1.能够正确拼、读、写pollution,recycle,ecosystem等词汇。

2.通过自主学习与小组合作，掌握词汇的拼读记忆规则和相关的词型转化。

3.能够与他人相互学习，相互帮助，提升自己的英语水平。

【难点】：基本词汇的固定搭配1.Read after the tape player together,correct your pronunciation.2.Prepare for your word reading in groups,then have a competition,the others give them marks.3.Look at some pictures and say out the new words.4.Learn the forms of the words.5.Summary：1.掌握了本单元重点词rethink,recycle等的词形变化。

2.通过对单词的合理拓展，注重新旧单词的区别和联系，更好的掌握了上述重点词汇。

6.Homework：1.疯狂朗读记忆单词和相关词汇变化，准备第二天单词检测。

2.完成Section A预习案自我反思：Period2Section A听说课(1b---2c)【学习目标】1.熟读Section A重点短语句子。

2.能够正确运用pollution,environment谈论我们所面临的环境问题，以及可以采取的措施。

3.讲卫生，爱环境。

1.Go through the study-guide2.Lead-in:Show some pictures which has different kinds of pollution,such as:water pollution,air pollution,water pollution,land pollution.3.Practice:1).Look at some pictures and practice:--What kind of pollution are the picture showing?--Noise pollution(air pollution,water pollution).2).Listening practice:1a.Look at1b.Listen and check your answers in activity1a.3).Pairwork:Make conversations about what kinds of pollution that we are facing.A:The river is dirty.Even the bottom of the river was full of rubbish.B:But it used to be so clean.A:Yes,but people are throwing litter into the river..4)2a Listen to the interview.Circle the kinds of pollution that Jason andSusan talk about.2b Listen again and complete the sentences.5)2c PairworkJason:The air has become really polluted around here.I am getting very worried.Susan:Yes,I used to be able to see stars in the sky,but…4.Summary:通过对话和听力练习熟练掌握了be harmful to的用法，并对各种污染有所了解。