《人教版九年级下册英语Unit13 We.docx》由会员分享，可在线阅读，更多相关《人教版九年级下册英语Unit13 We.docx（10页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Unit 13 Were trying to save the earth!Language Goal【语言目标】Talk about pollution and environmental protectionKnowledge Goals【知识目标】Key Wordslitter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, cruel, harmful, industry, law, scientific, afford, recycle, gate, bottle, president, work,
2、metalKey Phrasesbe harmful to, at the top of, the food chain, take part in, turn off, pay for, take action, throw away, put sth. to good use, pull down, bring backKey Sentences1. We are trying to save the earth.2. The river used to be so clean.3. The air is badly polluted.4. To cut down air pollutio
3、n, we should take the bus or subway instead of driving.5. No scientific studies have shown that shark fins are good for health.6. You should take your own bags when you go shopping.Key GrammarReview present progressive tense, used to, passive voice, present perfect tense and modal verbs.Ability Goal
4、s【能力目标】1. Learn the words, phrases and structures to talk about environmental pollution and protection.Use the grammar and structures correctly.Moral Goals【情感目标】l.With the help of this units study, students pay more attention to environmental protection.Learn how importantto keep the balance of natu
5、re.Teaching Time【课时】Five periodsPeriod 1Section A(la2d)Period 2Section A(3a4c)Period 3Section B(lale)Period 4Section B(2a2e)Period 5Section B(3a-3b) & Self Check单元教材分析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
6、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。课时分解.The First PeriodSection A(la - 2d)Teaching Important Points【教学重点】Key words & phrases： litter, bottom, fisherman, coal
7、, ugly, advantage, cost, wooden, plastic noise 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
8、 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. Were trying to save the earth.Key structure：should+do； used to+do； have/has+done； be+done； be+doing e.g.Everyone should help to clean up the river.The air has beco
9、me 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 1 Leading in【
10、新课导入】2. 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 2 Cooperative inquiry【合作探究】1. Finish the task in laShow pictures or play videos about pollutio
11、n and talk about the pollution.Read these phrases in la.Look at the pictures in la and say what they see in the pictures.Write down the words and add more words.Ask students to say out their words in each kind of pollution.2. Finish the task in lbRead the instructions.Get the students to read the co
12、ntents in the chart and think of what they will fill in the blanks.Play the recording for the first time.Students listen and fill in the words.Play the recording a second time.Ask them to check the answers.Then ask the questions.Students answer with full sentences.Ask more questions to help students
13、 learn more details.Then play the recording for the students to rolepay the conversation.3. Finish the task in lcShow 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；
14、 help to clean upRead aloud the model dialogue in lc.Then in pairs, do the oral practice with more words.Ask two pairs to perform in class.4. Finish the tasks in 2a-2bUse PPT or pictures to show the four kinds of pollution.Get the groups of students to have a competition to say words about the pollu
15、tion one by one.land pollution： .air pollution： .noise pollution： .water pollution： .Get the students to write down these words in their notebooks.Play the recording for the first time.Students listen and circle the kinds of pollution.Check answers with the class.Read the sentences in 2b.Predict the
16、 contents they will fill in.Play the recording.Students listen and complete the sentences.Play the recording again.Check the answers with the whole class.5. Finish the task in 2cRead the sample conversation in 2c.Then Read the listening materials and discuss in pairs what causes the two kinds of pol
17、lution.Students work in pairs, making dialogues.Ask three pairs to role-play their conversations to the class.6. Finish the task in 2dTalk 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,
18、advantage, wooden, plastic, takeaway, bin, .Read the conversation in 2d quickly.Find out the problems about environmental pollution in the dialogue.Read the conversation again.Ask the students to find the ways to solve the problems of air and waste pollution.Read aloud the conversation by the record
19、ing.Learn the useful expressions：What are your ideas fbr doing.To cut down air pollution, we should.So together, our actions can make a difference and. Role-play or read the conversation in pairs until fluently.Step 3 Homework1. What are your ideas for solving the waste pollution problem?2. Write th
20、e 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。(2)对于解决空气污染问题你有什么主意?我们应该保持公共场所清洁美观。Board Design 板45设计Unit 13 Were trying to save the earth!Section A(la 2d)land pollution： .air pollution： .noise pollution： .water pollution： .should+do； used t
21、o+do； have/has+done； be+done； be+doingWhat are your ideas for doing.To cut down air pollution, we should.So together, our actions can make a difference and.Teaching Reflection【教学反思】This is the first period of the unitln the unit we talk about pollution and environmental protection.So it is important
22、 to get the students to learn words and phrases about the topics in this unit.We will review some structures and tenses and get the students to practice them in listening and speaking.They are “s-hoduold used to+ do； have/has+done； be+done； be+doing,. The topic is an important content in our life an
23、d students should learn to use the words and structures to talk about and write about it.So much practice should be done in the period and in later periods.The Second PeriodSection A(3a - 4c)Teaching Important Points 【教学重点】Key words & phrases： cruel, harmful, industry, law, scientific, affordbe harm
24、ful to, at the top of, the food chain, take partin, turn off, pay for, take actionKey sentences：1. Many have heard of shark fin soup.2. If their numbers drop too low, it will bring danger to all ocean life.3. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 yea
25、rs.4. So far, no scientific studies have shown that shark fins are good for health, so why eat them?Key structure：Review of tenses： be+doing； used to+do； have/has+done； be+done； should +doTeaching Difficult Points 【教学难点】Practice the structures to talk about pollution and environmental protection in
26、reading.Teaching Aids【教学工具】A tape recorder, CAI or multimedia courseware.Teaching Steps教学过程】 Step 1 Leading in【新课导入】2. BrainstormingQuickly ask questions about how to protect the environment.Like this：What are your ideas for solving the air/waste pollution problem?.3. Ask students to role-play the c
27、onversation in 2d.Step 2 Cooperative inquiry 【合作探究】1. Finish the task in 3aTalk about the protection of endangered animals in our country.Show pictures of sharks.Ask questions and think about these things：What do you know about sharks?Do you know sharks are endangered? Why?What might have caused a f
28、all in the number of sharks?Discuss with students and present the new words.shark, fin, method, be harmful to, the food chain, ecosystemQuickly read the article and check their answers to these questions.Help students to learn the new items.Pay attention to the details of the passage.Get the student
29、s to find the sentences that have the information about the fact sheet.2. Finish the task in 3bRead the instructions.Scan the five sentences with blanks.Read aloud the passage carefully.Fill in the blanks on their own.(3)Check the answers.Show the complete sentences on the board.And read aloud them.
30、Discuss the use of the conjunctions： so, although, if, but, when.Play the recording for the students to read aloud the passage.3. Finish Grammar FocusRead aloud the sentences in the grammar frame until fluently.Think about the tenses, modal verbs, the structure of used to, and the passive voice.Ask students to say how to use the tenses, the structure of used to, modal verbs and the passive voice.