Unit 8 Save Our World-Lesson 46 Protect Our Environment-ppt课件-(含教案+音频)-部级公开课-冀教版八年级下册英语(编号：1082a).zip

河北教育出版社（河北教育出版社（衔衔接三年接三年级级起点）八年起点）八年级级（下（下）Lesson 46 Protect Our EnvironmentTalk about the following behaviors . Is it right? Is it good for environment?What do we do to protect our environment in our daily life?I. 根据句意及所给汉语提示，完成单词。1. A bike doesnt make any _ (污染).2. He bought many _ (罐头) from the shop yesterday afternoon.3. They put other garbage in their _ (塑料的) bags.4. Its our duty to protect the _ (环境).5. There are many big _ (工厂) in my hometown.factories pollutioncansplasticenvironmentExerciseListening1. What do people waste most in Edmonton?A. water B. paper C. energy2. What points mentioned in the lesson? take short showers recycle and sort reuse plastic bags ride bikes or take buses turn off the lightsKey phrases:（英汉汉互译译）1. 爱爱护环护环 境_ 2. 在许许多方面/用很多办办法_3. 尽力做某事_ 4.节约节约 用水_5. 洗短时间时间 澡_ 6. 忘记记做某事_7. 关水龙头龙头 _ 8. 被制成_9. 反复的_11. 骑骑自行车车_12. 对对有很大影响_16. 保护环护环 境并不太难难 _take care of the environmentin many waystry to do sth.take short showersforget to do sth.turn off the tapbe made intoagain and againride a bikemake a big difference to Its not hard to protect environmentsave waterRead fast papernoiseplasticfactoriescarswatergarbageWhat did the writer talk about in this lesson ?What did the writer talk about in this lesson ?What did the writer talk about in this lesson ?What did the writer talk about in this lesson ?Skimming(略读读)Waste/pollutionWaysPaperon _ sidesWatertake_ shower,check no_,_ the tapRecycle_ cans, bottles & paperCars ride a _,take a _bothshortleakssortbikebusturn offRead again and fill in the chart.Scanning(寻读) I think everybody should _ the environment. I live in_. It is a city in _. The _and _ are clean in Edmonton, but sometimes people _.What do we waste the most? _, I think. People waste _, _. I dont want to waster water. I _ in many ways. I _. I often _to _there arent any leaks, and I never forget to_ .Fill the blanks with paragraph 2 & 3 take care of EdmontonCanadaairwaterwaste a lotPaperwatertootry to save watertake short showerscheckmake sureturn off the tap Mind map with paragraph 4 & 5 recyclable pick up sortbe made intoreusereuseput other in put other in them.them.again and againagain and againDiscussionDiscussionDiscussionDiscussion How do you usually go to school?Do you think what kind of transportation is the greenest?Compare the following transportation. What can make pollution? Which one make the least pollution1. I try to save water in many ways.练练习习：Ill _ _ _ ring you up.我会尽力不给给你打电电话话。Its hot, I try _(open) the window, but I am still hot.天很热热，我试试着打开窗，可是还还是很热热。He _ _ _to help the poor child.他尽他最大努力去帮助那个贫穷贫穷 的孩子。Key sentences:try to do sth. “尽力做某事”：否定句：try not to do sth.尽量不要干某事try doing sth 试试着干某事try ones best to do sth_.2.In fact, if each of us makes a small change in our life, we can make a big difference to our environment.练练习习：1)What you do now can_ _ _ _ _ your future. 你现现在的所作所为对为对 你的将来有很大的影响。2)他的行为对这为对这 个班级级有一些影响。_.make a difference “有影响，起作用” 常与to 连连用，即： make a difference to 对对.产产生影响（ difference前可用some ,big, great等词词修饰饰）make no diference 没有影响；无关紧紧要III. 根据提示翻译下列句子，每空一词。1. 你应该照顾好这个婴儿。You should _ _ _ _ the baby.2. 我们应该尝试更多的方法去减少污染。We must _ _ _ to make less pollution.3. 这些玻璃被制成新的东西。This glass _ _ _ new things.4. 我认为这些男生浪费的纸张最多。I think these boys waste _ _ paper.5. 他昨天晚上洗了个淋浴。He _ _ _ last night.take good care oftry more waysis made intothe mosttook a shower.Homework Make an English Hand-copied (英文手抄报报)begin from us to introduce how to protect the environment.1冀教版八年级下册冀教版八年级下册Lesson 46: Protect Our Environment 教学设计教学设计一、整体设计思路：本单元的课题是 save our world 是与环境保护有关的内容，在这节课中，我先以两组图片进行对比（一组为没有被污染的美丽的几张图片，另一组是被污染的环境的几张图片） ，通过对比让学生意识到保护环境的重要性及必要性，呼吁人们要亲自践行来保护我们的环境，让学生在具体的情境中，发表自已的观点，锻炼自已的英语口语能力。接着根据课文中的第三段设计听力题，综合考查学生的听力能力及基础知识的掌握水平。然后以任务型阅读的方式处理文中的第四，五，六自然段，在此环节中培养学生的阅读方法及技巧。最后以小组合作探究的方式进行讨论，发表自己的见解，从情感价值观这一层面进行提升，最后以书面表达的形式来达到写作训练的目的，这也是学生表达自己情感的一个窗口，通过本课的学习，让学生对正确的保护环境，保护地球付出自己的微薄的力量，这也是正能量的一种表现形式。二、教学背景：lesson46：Protect Our Environment是冀教版八年级 unit8Save Our World单元教学中的一课，本单元重点谈论关于环境保护的话题，以及人们面对环境问题尤其是年轻人应当怎样去做。关注了世界上年轻人对环保的态度和做法。 这节课主要是介绍了住在埃德蒙顿的 Katie 对于环境保护所做的事情：节约用水，垃圾分类，垃圾回收再利用，骑自行车去上学，建议人们乘公共汽车旅游，最后呼吁大家，只要我们能在生活中改变一点点，我们的环境就会好起来。三、教学内容Teaching Aims:Knowledge aim: 1. learn some words and phrases to describe how to protect our environment.2. Learn some reading skills, such as predicting, skimming, scanning.2.Make students know that now the earth has a lot of serious problems and people are causing a lot damage to the earth. And if people dont stop polluting the world and pay more attention, the whole situation will be more and more serious.2Ability aim: 1.Make the students the real masters in class while the teacher himself acts as the director.2.Improve the students reading comprehension ability and written abilityEmotion aim:1. Arise students awareness of protecting our environment2.Encourage the students to do something to save and protect the earth and our environment.Teaching Important Points:1.Improve the students listening, speaking, reading and writing skills.2.Matery the functions in this unit.Teaching difficult points：Encourage the students to do something to save and protect the earth and our environment.Teaching material：ppt 课件Teaching methods：多媒体教学法，创设情境法，任务型阅读法，小组合作法，分层教学法Teaching procedures：Step1：warm-up:1.出示三张环境污染图片， 问学生：What can you see in the picture? Guess what are we going to learn? Yes, we are going to learn a lesson about environment. And this lesson is a reading lesson. We can also learn some reading skills. First skill is predicting. Predicting means guess what happened. We can use picture, title, some key words to guess.(设计思路：通过三张图片，引出话题-保护环境，通过让学生根据图片猜测本课主题来引出第一个阅读技巧-predicting。)2.出示图片并提问讨论：Talk about the following behaviors. What is he/she doing? Is it right? Is it good for environment? 学生描述回答后接着问： What should we do to protect our environment in our daily life?.学生各抒己见，回答自己的想法。(设计思路：这一问题的出示及答语目的是在练习本单元的功能项目：Talking 3about cause, effect and purpose. 最后一句话的出示是为了导入新课。)Step2: New words study.1. Ask students to read the new words by themselves according to the pronunciations2. Complete the exercises with the new words（设计思路：学生根据音标自学自读课文新单词，并根据句意完成单词填空）Step3: Listen to the 3rd paragraph and do the exercises:1.What do we waste the most?Water B. Paper C. Electricity2.What points mentioned in the lesson?take short showersrecycle and sortreuse plastic bagsride bikes or take busesturn off the lights (设计思路：本题的设计意图是听主旨，听细节，通过听力训练，培养学生听力技巧及理解能力。)Step4: Reading the text.1. Read the text aloud, then try to find out the phrases in a group of four.2. Fast read. Show some topic words about this lesson. Ask students: What did the writer talk about in this lesson?(use the reading skill -skimming.)3. Read again and fill in the chart.(use the reading skill -scanning)Waste/pollution wayspaperOn_ sideplasticfactoriesnoisepaperwatergarbage4watertake_ showers, check no _, _the tap.recycle_cans, bottles &papercarRide a _, take a _4. Fill in the blanks and try to retell the text with paragraph 2&3.（设计思路：此题采用任务型教学法，利用各种阅读技巧，采用任务型阅读来处理课文，先整体，在细节分层，题型设置也体现了分层教学法，由易到难。此题还涉及了阅读方法和技巧 skimming and scanning。 ）Step5:Reading comprehension with mind map (deal with paragraph 4)T: Have you ever seen the sign? Where have you seen?S: Yes. Rubbish bin.T: What does the sign mean?S: It means recyclable.T: What things can be recycled?S: paper, bottleT: How do we usually find the recyclable waste.S: We sort them from the other waste.T: And then how to deal with the recycling?S: A big truck pick up them.T: What did they used for at last?S: They can be made into new things.（设计思路：利用思维导图以问答形式层层递进，环环相扣学习本段内容，加深了学生理解文章的能力，突破了重难点。此设置培养了学生的想象力和逻辑思维及用所学知识解决实际问题的能力）Step 6. Discussion 5Show three transportations and discuss the following questions.1.How do you usually go to school?2.Do you think what kind of transportation is the greenest?3.Compare the following transportation. What can make pollution? Which one make the least pollution Step 7. Deal with the language points.try to do sth. “尽力做某事”：否定句：try not to do sth.尽量不要干某事try doing sth 试着干某事 try ones best to do sth_.make a big difference to_.Step 8 Do the exercisesAsk students to do the exercises by themselves.Step 9 Homework1. Play a short video and know the serious of environment pollution.2. Make an English Hand-copied (英文手抄报)begin from us to introduce how to protect the environment. (设计思路：作业设置以手抄报书面表达的形式来达到写作训练的目的，这也是学生表达自己情感的一个窗口，让学生对正确的保护环境，保护地球付出自己的微薄的力量，并付诸到实际行动中去，才能使学生真正从课本中学到知识。)四、板书设计Lesson 46 Protect Our Environment1. reading skills 2.key pointspredicting skimmingscanningtry to do sth. “尽力做某事”：否定句：try not to do sth.尽量不要干某事try doing sth 试着干某事 try ones best to do sth_.make a big difference to_.6