Unit 13 Were trying to save the earth! 导学案.docx

Unit 13Were trying to save the earth!第一课时Section A(1a2d)Target Navigation【目标导航】Key words and phrases：litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plastic，make a differenceKey sentences：(1)The river was dirty.Even the bottom of the river was full of rubbish.(2)It used to be so clean.(3)People are throwing litter into the river.(4)Everyone in this town should play a part in cleaning it up!(5)I used to be able to see stars in the sky.Skills：能听懂关于污染的问题和环境保护的话题；并初步学会用重点句型谈论污染和环保的话题。Emotion：通过听说训练学会谈论污染和环保的话题，使学生认识到污染的严重性，从而培养学生养成爱护环境，保护环境的习惯。The guidance of learning methods【学法指导】听说法；小组合作。Learning important and difficult points【学习重难点】1能听懂关于污染的问题和环境保护的话题；并初步学会用重点句型谈论污染和环保的话题。2掌握并运用Key sentences中的重点句型。Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】预习指导与检测(一)预习指导1预习Page 97、98的生词和短语，根据音标会读记。2朗读Page 97、98的句子，能英汉互译。(二)预习检测.翻译下列单词、短语和句子。1在建的房屋_2手机_3噪音污染_4空气污染_5水污染_6河底_7把扔进_8cut down air pollution_9takeaway food_10骑自行车的其他优点_11Everyone in this town should play a part in cleaning it up!_(Keys：1.building houses；2.mobile phones；3.noise pollution；4.air pollution；5.water pollution；6.the bottom of the river；7.throwinto；8.减少空气污染；9.外卖食品；10.other advantages of bike riding；11.在这个镇上每个人都应该参与清扫。).完成书中第97页1a的练习：把与污染有关的词进行分类。Classroom Learning Guidance Scheme【课堂导学案】【探究一】1听录音，完成1b的句子。2再听录音，核对答案。【探究二】分角色扮演对话。然后就1a中不同种类的污染编造自己的对话，完成1c。【探究三】听这段采访，圈出杰森和苏珊所谈论的污染的种类。完成2a部分。【探究四】再听，完成2b的句子。【探究五】同桌合作用2a和2b的信息分角色扮演杰森和苏珊的对话。Jason：The air has become really polluted around here.Im getting very worried.Susan：Yes，I used to be able to see stars in the sky.Jason：The problem is that【探究六】小组合作完成2d。1学生自读，找出疑惑。2老师解疑并教读对话。3师生、生生分角色扮演对话。【知识点拨】1The air has become really polluted around here.这儿的空气已经被污染了。 辨析：turn，get 与become(1)become多指身份、职位等的变化，它强调变化的过程已经完成，后面可接名词或形容词。如：He becomes a teacher.他成了一名老师。(2)get多用于口语，表示一种变化过程，强调的是“渐渐变得”，后常接形容词的比较级形式。如：In winter the days get shorter.冬季白天变得较短。(3)turn指在颜色和性质等方面与以前的完全不同，强调变化的结果。如： Leaves turned brown in the mountains.山里的树叶已变成了棕色。 【小试牛刀】用turn，get 和become填空。Her mother _ angry when she heard the news.Its _ darker and darker outside.The milk has _ bad.(Keys：became；getting；turned)2To cut down air pollution，we should take the bus or subway instead of driving.为了减少空气污染，我们应该乘坐公共汽车或者地铁，而不是开车。 cut down 意为“减少”，是“动词副词”结构的短语，所带的宾语为名词时，宾语可位于down的前面或后面；为代词时，只能位于down前面。如：Youd better cut the article down to about 2，000 words.你最好能把这篇文章压缩到两千字左右。【拓展】cut down 还可表示“砍倒”的意思。如：They cut down the big tree.他们砍倒了这棵大树。cut off切断，切除；cutinto 把切成；cut up 切碎；cut in插队。【小试牛刀】单项选择。Did you tell it to Jack?Yes，but we were _ in the middle of our telephone conversation.Acut down Bcut offCcut up Dcut into(Keys：B)3Its good for health and it doesnt cost anything! 它对身体有好处并且不会花费任何东西！辨析：spend，cost，take与paytake通常表示“花时间”。主语可以是某事，也可以用于“It takes sb. some time to do sth.”的结构中。spend可以表示“花时间”，也可以表示“花钱”。主语通常是人，常用结构是：sb. spend(s) some time/money on sth./(in) doing sth. pay通常表示“花钱”。主语通常是人，常用结构是：sb. pay(s) so me money for sth. cost通常表示“花钱”。主语通常是物，常用结构是：sth. cost(s) sb. some money【小试牛刀】单项选择。(1)Do you take exercise every day?Yes.I always _ thirty minutes after supper.Aspend Bcost Ctake Dpay(2)I _ $300 for the bike.Atook Bspent Ccost Dpaid (Keys：(1)A；(2)D)Classroom Evaluation Scheme【课堂评价案】详见当堂训练部分(即学生用书同步练习题)。Teaching Reflection【教学反思】这是第13单元的第一课时，本课时主要通过听说活动让学生初步听懂谈话中涉及的关于污染的问题和环境保护的内容；用重点句型询问并谈论污染和环保的话题。本课时的学习目标主要让学生准确记住单词和短语：litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plastic，make a difference学会运用谈论污染和环保的句型：The river was dirty.Even the bottom of the river was full of rubbish.It used to be so clean.People are throwing litter into the river.Everyone in this town should play a part in cleaning it up！I used to be able to see stars in the sky.在这节课里，我通过让学生进行小组合作，分组竞赛的方式完成教学任务，课堂气氛热烈，收到了很好的效果。第二课时Section A(3a4c)Target Navigation【目标导航】Key words and phrases：method，cruel，harmful，industry，law，afford，take part in，turn off，pay forKey sentences：(1)Were trying to save the earth.(2)The river used to be so clean.(3)The air is badly polluted.(4)No scientific studies have shown that shark fins are good for health.(5)We should help save the sharks.Skills: 进一步学会运用现在进行时、used to句型、被动语态、现在完成时、情态动词等谈论有关污染和环保的话题。Emotion：通过学习有关污染和环保的信息，从而培养学生热爱自己生活的环境的情感，保护环境从小事做起。The guidance of learning methods【学法指导】任务型阅读；归纳、练习、感悟。Learning important and difficult points【学习重难点】1现在完成时；2进一步学会运用现在进行时、used to句型、被动语态、现在完成时、情态动词等谈论有关污染和环保的话题；3任务型阅读。Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】预习指导与检测(一)预习指导1预习Page99、100的生词和短语，根据音标会读记。2朗读Grammar Focus的句子并理解句子意思，感知用现在进行时、used to句型、被动语态、现在完成时、情态动词等谈论有关污染和环保的话题。(二)预习检测英汉互译。1鱼翅汤_2Southern China_3把扔回海洋_4对有害_5不再_6the oceans ecosystem_7develop laws_8危及，使遭受危险_9so far_10参加_11help with a CleanUp Day_12help out_13afford to_14take action_15用公共交通_(Keys：1.shark fin soup；2.中国南方；3.throwback into the ocean；4.be harmful to；5.no longer；6.海洋生态系统；7.制定法律；8.endanger；9.到目前为止；10.take part in；11.在清洁日帮忙；12.帮忙；13.得起；14.采取行动；15.use public transportation)Classroom Learning Guidance Scheme【课堂导学案】【探究一】任务型阅读。1阅读关于鲨鱼的文段，完成3a中的简报。2再读文段，用方框里的词填空，完成3b。【探究二】小组活动：用Grammar Focus的重点句型编造对话，体会感知谈论污染和环保的话题。【探究三】用括号里所给动词的正确形式填空，完成4a部分。【探究四】用方框里适当的情态动词填空，完成4b部分。【探究五】完成4c部分。1列一个单子关于人们能做的有助于环境的事情。2与你的同桌分享讨论你的单子。A：I think that everyone should use public transportation.B：I disagree.Its difficult for parents with young children to use public transportation.Classroom Evaluation Scheme【课堂评价案】详见当堂训练部分(即学生用书同步练习题)。Teaching Reflection【教学反思】本节课是Section A的小结课，同时还有一个阅读的任务，通过学生的自主学习活动完成阅读任务，用Grammar Focus的重点句型编造对话，体会感知用现在进行时、used to句型、被动语态、现在完成时、情态动词等谈论有关污染和环保的话题。上完这堂课，学生已经基本都能熟练表达用现在进行时、used to句型、被动语态、现在完成时、情态动词等谈论有关污染和环保的话题，达到了本课的知识目标，并让学生在层递式的课堂设计中一步步走进英语学习。第三课时Section B(1a1e)Target Navigation【目标导航】Key words and phrases：recycle Key sentences：(1)Recycling paper is really easy.I agree.But its hard to stop riding in cars.(2)We really shouldnt use paper napkins，you know.I know.I stopped using them last year.Skills：1用目标句型造对话。2通过听说训练让学生听懂Julia和Jack所谈论的事情。Emotion：通过让学生谈论从环保的角度考虑应该和不该做的事情，激发学生的环保意识。 The guidance of learning methods【学法指导】听说训练法。Learning important and difficult points【学习重难点】1用目标句型编造对话。2通过听说训练让学生听懂Julia和Jack所谈论的事情。Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】预习指导与检测(一)预习指导1预习Page101的生词和短语，根据音标会读记。2完成1a练习：我们做什么来帮助拯救地球？按最容易到最难来排列这些项目。(二)预习检测翻译官。1停止乘坐汽车_2关闭淋浴_3拯救地球_4回收书和纸_5骑自行车_(Keys：1.stop riding in cars；2.turn off the shower；3.save the earth；4.recycle books and paper；5.ride a bike)Classroom Learning Guidance Scheme【课堂导学案】【探究一】与你的同桌比较你在1a里的答案，完成1b。A：Recycling paper is really easy.B：I agree.But its hard to stop riding in cars.【探究二】1听录音，检查Julia和Jack所做的事情，完成1c。2再听录音，检查Julia现在在干什么，他在未来将干什么，他将从不做什么事情。【探究五】完成1e部分。用1c中表格的信息编造对话，谈谈对你来说真实的事情。Classroom Evaluation Scheme【课堂评价案】详见当堂训练部分(即学生用书同步练习题)。Teaching Reflection【教学反思】本课时继续进一步通过听说训练让学生听懂Julia和Jack所谈论的事情。通过让学生谈论从环保的角度考虑应该和不该做的事情，激发学生的环保意识。第四课时Section B(2a2e)Target Navigation【目标导航】Key words and phrases：gate，bottle，president，work，metal，direct，throw away，put sth. to good use，pull down，upside down，bring backKey sentences：(1)Have you ever thought about how these things can actually be put to good use?(2)She lives in a house in the UK that she built herself out of rubbish.(3)The windows and doors come from old buildings around her town that were pulled down.(4)She has also set up a website to sell them online.(5)He is known for using iron and other materials from old cars to make beautiful art pieces.(6)Not only can the art bring happiness to others，but it also shows that even cold，hard iron can be brought back to life with a little creativity.Skills：任务型阅读，理解前缀和后缀。Emotion：通过阅读本课文章，让学生认识到废物回收利用的意义。The guidance of learning methods【学法指导】任务型阅读，理解前缀和后缀。Learning important and difficult points【学习重难点】任务型阅读，理解前缀和后缀。Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】预习指导与检测(一)预习指导1预习Page101、102的生词和短语，根据音标会读记。2课本预习：看题目和2b的图片，你能猜出短文是关于什么的吗？完成2a。(二)预习检测翻译成汉语。1Have you ever thought about how these things can actually be put to good use?_2She lives in a house in the UK that she built herself out of rubbish._3The windows and doors come from old buildings around her town that were pulled down._4She has also set up a website to sell them online._5He is known for using iron and other materials from old cars to make beautiful art pieces._(Keys：1.你曾经想过这些东西实际上能够怎样被好好利用吗？2.她住在英国的一座她自己用垃圾建造的房子里。3.窗户和门来自于她的镇上那些被摧毁的旧楼房。4.她也建了一个网站，在网上卖它们。5.他因为用旧汽车上的钢铁和其他金属材料来制作美丽的艺术品而出名。)Classroom Learning Guidance Scheme【课堂导学案】【探究一】1阅读Page102的短文，完成2b的表格。2用方框中所给短语的正确形式填空，完成2c。3将文段中以下面的词为基础的词划线，它们有什么不同？【探究二】读后，组内探讨：列出拯救环境需要被做的事情。每天普通人能够做哪些事情？政府和组织得做哪些事情？【知识点拨】1And the gate in front of her house is made of rocks and old glass bottles.而且她房子的前门是由岩石和旧玻璃瓶子制成的。【辨析】be made 介词be made of 某物由制造而成(从制成品中可以看出原材料)be made from 某物由制造而成(从制成品中一般看不出或难以分辨出原材料)be made in某物在某地制造be made by某物由某个人或集体制造而成，其中介词by用来强调动作的执行者。be made into某种原料制成某物be made up of某物由组成或构成【小试牛刀】单项选择。Books are made _ paper and paper is made _ wood.Afrom；of Bof；from Cin；from Dfrom；in(Keys：B)2Not only can the art bring happiness to others，but it also shows that even cold，hard iron can be brought back to life with a little creativity.艺术不仅能给别人带来快乐，而且它也表明，使用一些小创意，即使冷硬的铁也可以活灵活现。(1)not only只能连用，而but also既可连用，也可分开用。如：Television is not only boring，but it also wastes a lot of time.电视不仅乏味，而且还浪费许多时间。(2)谓语动词的数应与but also后主语的数保持一致。如：Not only you but also Mr. Zhang teaches in this college.不仅你，张老师也在此学院教书。(3)not only放在句首，后接句子时要用倒装结构。如：Not only had the poor man been fined，but also he had been sent to prison.这个可怜的人不仅被罚款，而且还被送进了监狱。【小试牛刀】单项选择。This is my twin sister，Lucy.Not only she but also I _ good at drawing.Ais Bam Care Dwas(Keys：B)【达标训练】.从方框中选择单词并用其适当形式完成下面的句子。recycle，gate，bottle，president，work1Mr.Wang is the _ of the company.2The young man likes Lu Xuns _3Could you please give me a _ of water?4Tom! Someone is waiting for you at the school _5We should _ garbage，not burn it.(Keys：1.president；2.works；3.bottle；4.gate；5.recycle).单项选择。1Your coat looks nice.Its made _ cotton.And it was made _ Shanghai.Ain；by Bfrom；by Cby；in Dof；in2_ he _ I have been to Beijing.Really? When did you go there?ANot only；but also BNeither；norCEither；or DToo；to3The old city walls are dangerous. So they will be _ soon.Apulled down Bpulled outCpulled over Dpulled off4The old man built himself a house _ wood.Aout of Bin to Cto use Din for5They decided to _ a small business to make some money.Aset up Bput upCtake up Dgo up(Keys：15DAAAA).根据汉语提示完成句子。1她扔掉了昨天的报纸。She _ _ yesterdays newspaper.2我在新的工作中充分地利用了我的经验。I _ my experience _ _ _ in my new work.3请别将杯子倒置。Please dont turn the cup _ _4这些照片唤起了我美好的回忆。The photos _ _ lots of good memories.5杭州以龙井茶而闻名。Hangzhou is well _ _ its Longjing Tea.(Keys：1.threw away；2.put，to good use；3.upside down；4.brought back；5.known for)Classroom Evaluation Scheme【课堂评价案】详见当堂训练部分(即学生用书同步练习题)。Teaching Reflection【教学反思】本节课是一节阅读课，在这节课上要求学生们学会根据题目和插图猜测文段的大致意思，认识前缀和后缀怎样改变单词的意思以及它们怎样被运用，在学生复习前面内容的基础上，按照任务型阅读的要求，我让学生一步一步根据2a，2b，2c，2d的提示完成阅读任务，在这一过程中，学生们采用自我预习，小组合作，集体讨论的方式完成任务，达到了预期的效果，同时学生们通过阅读也认识到了废物回收再利用对环境保护的意义。第五课时3aSelf CheckTarget Navigation【目标导航】Knowledge goals：1复习本单元重要词组和句型。2学习给市长写一封关于你城市的环境问题以及你的建议信。Skills：熟练运用本单元句型。Emotion：培养学生热爱我们生活的地球，防止污染，保护环境，树立正确的环保意识。The guidance of learning methods【学法指导】练习归纳，根据提示写作Learning important and difficult points【学习重难点】1复习本单元重要词组和句型。2学习给市长写一封关于你的城市的环境问题以及你的建议信。Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】预习指导与检测(一)预习指导熟练掌握本单元单词和短语。1自读并记忆单词5分钟。2组内练习，运用本单元的句型就污染和环境问题进行谈论。(二)预习检测翻译以下短语。1环境问题_2市长_3公共交通_4水污染_5陆地污染_6变得越来越糟_(Keys：1.the environmental problems；2.city mayor；3.public transportation；4.water pollution；5.land pollution；6.get worse and worse)Classroom Learning Guidance Scheme【课堂导学案】【探究一】想一想你的镇或城市的环境，完成下列表格，完成3a。【探究二】根据提示就问题和你的建议给市长写一封信，完成3b。【探究三】完成Self Check部分。1完成活动1，写单词的不同形式，然后给每一组增加更多的。2完成活动2，连接每一种情形与语法结构。3写减少这些种类的污染的方法，归纳该单元所提到的环保措施。【知识点拨】1Which parts need to be improved? 哪些部分需要被改善？辨析：need to be done，need doing 与need to do(1)need doingneed to be done“需要被”现在分词doing表被动“需要被做”，相当于need to be done。如：My watch needs repairing.My watch needs to be repaired.我的表需要修了。(2)need后加不定式，证明need为实义动词，而非情态动词，这时need有人称和数的变化。如：He needs to get up early.他需要早起。【小试牛刀】单项选择。Something is wrong with my car.It needs _Arepair Bto repairCrepairing Dto be repair(Keys：C)2What or who is causing these problems? 什么或谁导致的这些问题？cause用作动词，当“引起，造成，使得”讲。一般指引起或造成不好的结果。cause sb. sth.cause sth. to sb.(后接间接宾语直接宾语)为固定用法。如：He caused his parents much trouble. He caused much trouble to his parents.他给父母带来很多烦恼。【小试牛刀】It caused him lots of worries.(改为同义句) It caused lots of worries _ him.(Keys：to)【达标训练】 .单项选择。1My alarm clock doesnt work.It needs _Ato be repaired BrepairCto repair Dfor repairing 2.His death was _ by a high fever.Aspread BcausedCgot Dshowed3His mother _ a worker in that factory.Aused to be BusedCused to being Dused be 4Your classroom is very clean.Sure.It _ after school every day.Ais cleaned BcleansCcleaned Dis cleaning 5Hes never stolen anything before，_ he?_Its his second time to be taken to the police station.Ahasnt；Yes Bhas；YesChas；No Dis；No(Keys：15ABAAB) .将下面的句子改为同义句。1Both Tom and I were in the school library yesterday._ _ Tom _ _ I was in the school library yesterday.2Reading in bed does harm to your eyes.Reading in bed _ _ _ your eyes.3The old car caused me lots of trouble.The old car caused _ _ trouble _ me.4He spent ten yuan on the book.He _ ten yuan _ the book.5My hair needs cutting.My hair needs _ _ _(Keys：1.Not only，but also；2.is harmful to；3.lots of，to；4.paid，for；5.to be cut)【语法点拨】本单元复习现在进行时、used to句型、被动语态、现在完成时和情态动词。1现在进行时(1)含义：表示正在发生或进行的动作。(2)基本结构： 主语 be 现在分词(be 的形式随主语的变化而变化)(3)基本用法：表示现在正在进行的动作。特征：常常与now或具体的时间连用，有时句中会有感官动词来提示，或通过上下文来暗示。表示现阶段一直进行的动作。这类动词常常是延续性动词。常与at present，this week，these days等连用。表示主语的特征、性格、能力等。2现在完成时(1)含义：表示过去发生的动作对现在还有影响。(2)基本结构：主语 have/has 过去分词。(3)基本用法：表示过去发生的动作，但强调对现在产生影响。特征：不能与表示具体的时间状语连用。表示过去发生的动作或存在的状态一直延续到现在，还可能继续下去。常常与since，for，in the past时间名词，in the last 时间名词等时间状语连用，而且谓语动词要求是延续性动词。表示一种“经历或体验”，既可以表示经历过也可以是从来都没有经历过。3被动语态初中阶段我们学习了八种被动结构，归纳如下：(1)一般现在时的被动式：am/is/are过去分词(2)现在完成时的被动式： have/hasbeen过去分词(3)现在进行时的被动式：am/is/arebeing过去分词(4)一般过去时的被动式：was/were过去分词(5)过去进行时的被动式：was/werebeing过去分词(6)过去完成时的被动式：hadbeen过去分词(7)一般将来时的被动式：will/be going to be过去分词(8)含有情态动词的被动式： 情态动词be动词的过去分词4情态动词情态动词表示说话人对某一动作或状态的态度，如认为“可能”、“应当”、“必须”等。情态动词本身有一定的意义，但不能单独作谓语，也没有人称和数的变化。后面一般跟动词原形。5used to 结构used to意为“过去常常做某事”，指的是过去的习惯性动作，目的在于与现在形成对照。used to是个情态动词，其中的to是不定式符号，后面跟动词原形。在美式英语中，它的疑问式是：Did主语use to do sth.？否定式是：主语didnt use to。在英式英语中，它的疑问式应当是：Used 主语to do sth.？否定式应当是used not to或usednt to。如：He used to stay up late.他过去常熬到很晚。 【实战演练】.用所给词的适当形式填空。1The old man used _(be)a teacher.2We should _(clean)the room every day.3Look! Tom _(sleep)in his room.4Lots of trees _(plant)on the hill every year.5He _(live)here for 20 years.(Keys：1.to be；2.clean；3.is sleeping；4.are planted；5.has lived).单项选择。1He promised to pick me up at the school gate.However，he _ yet.Adidnt arrive Bdoesnt arriveCisnt arriving Dhasnt arrived 2Ba Jin，one of the greatest writers in China，_ as Peoples Writer.Ais regarded Bhas regardedCis regarding Dregards 3Where is Tom?He _ in his room.Ais reading BreadsCread Dwas reading 4May I go out now，Dad?No.You _ let your mother know first.Acan Bmay Cneed Dmust 5Her son _ Coke，but now he _ milk.Aused to drink；is used to drinkingBused to drinking；drinksCis used to drinking；used to drinkDis used to drink；is drinking (Keys：15DAADA)【写作演练】 话题导入本单元以“谈论污染和环境保护”为话题，围绕这一话题谈论人们在日常