Unit 2 Saving the Earth-Topic 3 What can we do at home to protect the environment -Section D-ppt课件-(含教案+音频+素材)-市级公开课-仁爱科普版九年级上册(编号：303ec).zip

Unit2 Topic3 Section D 检测题检测题 一、一、单词单词 1.同意_ 2.摇动_ 3.技术_ 4.轮子_ 5.电动的_ 6.点头_ 7.毛巾_ 8.提供_9.理由_ 10.电视机_ 11.比赛_ 12.欺骗_ 二、二、词组词组 1.鼓励某人做某事_ 2、忙于做某事_ 3.放弃_ 4.应该做某事_=_=_ 5.说起容易做起难。_ 6.事实胜于雄辩_ 7.在 20 世纪 90 年代_ 8.确信_ 10.停止做某事_ 11.停下来做某事_12.你那样做真是太好了_ 13.做某事对于某人来说怎样。_ 14. 做某事对于某人来说怎样（表示性格和品质的）_ 15.准时_ 16.及时_ 17.一直_ 18.代替做某事_ 19.宁愿做某事_ 二、语法要点二、语法要点 并列句并列句 1、 1.表并列和递进的_、_； 2.表转折的_、_ 3.表选择的_、_； 4.表因果的_、_ 2.习题 1. Hurry up, _ you will be late for class. 2. Study hard, _ you will catch up with others. 3. Lucy is doing her homework, _ Lily is playing with others. 4. My son is so young, _ he knows a lot of words. 5. We have only one earth, _ we should protect it. 三、易错题集锦 （ ）1. Hello, Mr. Wang ! -Hello , _ I dont think I know you. A. but B. because C. or D. and ( ) 2. -It is a long story, _ you can hardly find any new words in it. -Good! _ it will be too hard for children. A. so; Then B. but, Or C. and, Or; D. though, And ( ) 3. Electric cars work well, _ they are slow _ and cant run for long. A. and, but ; B. though, but; C. but, and ; D. because, but 4 .My main job is _ (look) after the baby. 5. Dealing with waste _ (cost) too much money. 6. You should pay attention to _ (write) the new words. 7. You are not supposed _ (smoke) here. 四、情景交际。 (ABruce BKate) A: Hi, Kate! How was your summer vacation? B: 1. _ A: Where did you go? B: I went to Yinchuan with my parents. A: 2. _ B: Its one of the most beautiful cities in the northwest of China. I like it very much. A: 3_? B: We stayed there for five days. Weve been to many wonderful places. A: 4. _ B: I think Sand Lake is the best. When I was there, I lost myself in the beautiful scenery. A: 5. _ B: Lots of things. Such as swimming, boating, fishing and riding camels. But I think sand sliding (滑沙) is the most exciting one. A: Oh, really? I cant wait to go there. .书面表达。 （10 分） “保护环境，人人有责” ，请以 How to Be a Greener Person 为题，写一篇有关环保的 短文，并适当发表你的看法。 （80 词左右） How to be a greener person We have only one earth. Its our duty to protect it. Here is some advice: First, we should turn off the lights when leave a room. Second, we ought to use the both side of the paper. Third, we are supposed to walk or ride a bike instead of taking a bus or a taxi. Fourth, we should take a cloth bag when we go shopping. Fifth, we should collect the waste paper and soft drink cans. Finally, we should spread the message about protecting the environment. If we all do the things above, Our earth will be better and better. 1. Some words: dry,remove,replace,bite,insect ,planter 2. Some phrases: bite sb on .; face many difficulties; even though 3. Some sentences: (1)Without them, it cannot breathe. (2)They plant different types of trees so that birds and animals can live in the forests. 4. Use the compound sentence correctly. 5. Realize the importance of the forest. Learning objectives Grammar Compound Sentence Recycling can protect the environment, _ it can save money, too. Some things we have done are good for the earth _ some are bad. We should do everything to protect it, _ well be punished and lose our home. people produce power from coal, _ it is very dirty and causes acid rain . and while or but Functions Would you like to be a _ person? First, you ought to _ the electricity when you leave a room. _ said than done. Action speak _ than words. The train can _ a top speed of 431 km per hour. greener shut off Easier louder reach New words 1.去除，移开去除，移开 2.代替，取代代替，取代 3.干燥的，干燥的， 使使.干干 4.昆虫昆虫 5.咬，叮咬，叮 6.种植园主种植园主 removefrom. replace sb/sth dry -wet dry my hand insect bite sb on. tree planter Forests are the lungs of the earth. How important is the forest? How do you understand “Forests are the lungs of the earth”? Forests can remove carbon dioxide from the air and make oxygen. What difficulties do tree planters face when they plant trees ? (1)The weather may be very hot and dry or it may be very cold and wet. (2)There are often many insects that bite these planters on their legs, arms, and faces while they work. (3)They carry heavy bags of small trees, and working in the mountains can be dangerous. Why do they plant different kinds of trees ? They plant different types of trees so that birds and animals can live in the forests. What will happen if we do not plant new forests ? The forests will become less and less. We cannot breathe without them. Would you like to be a tree planter when you are older ? Why or why not ? Have a try 1.面临许多困难面临许多困难 2.不同种类的不同种类的 3.以便于以便于 4.尽管尽管 5.森林是地球之肺。没有它们，地球就不能呼吸。森林是地球之肺。没有它们，地球就不能呼吸。 6.他们相信他们相信50年以后，他们种的小树会变成美丽的森林。年以后，他们种的小树会变成美丽的森林。 face many difficulties different types of so that even though They believe that in 50 years their little trees will become beautiful forests. Forests are the lungs of the earth. Without them, it cannot breathe. They believe that in 50 years their little trees will become beautiful forests. 1.The boy 18 years old in ten days. 2.His father will come back ten days. 3. will his father come back? will be in How soon 1、Do you usually recycle newspaper or cans? Often. Seldom. Never. 2. What do you usually take ? A bath. A shower. 3. When you have a short journey,how do you usually go there ? Walk or ride a bike. Go by car. Go by bus. 4. What do you usually do when you see others littering? Stop them. Pick the litter up Do nothing. 5. How often do you use paper towels? Often. Seldom. Never. 6. How often do you eat fast food? Often. Seldom. Never. 7. What type of bags do you use for shopping? Baskets or cloth bags. Reused plastic bags. New plastic bags. 8. How often do you turn off the lights when you leave a room? Nearly always. Seldom. Never. Throw the rubbish here and there. Dont spit in a public place. Draw a beautiful picture on the public walls. Dont throw things away if they can be reused. Go to school by bike instead of by bus. Collect the rubbish and try to sort it. Pour dirty water into rivers directly. Turn off the lights when you go out. Which one is right? 1.What are the three Rs? 2.Which means “make something less or smaller”? 3.What should we reduce? 4.Which means “use it again”? 5.What should we reuse? 6.What should we do about recycling Reduce, reuse and recycle. Reduce. We should reduce the things which people can use only once. Reuse. We should reuse plastic bags. We should collect waste paper or soft drink cans, and sort them so that they can be recycled. Protecting the environment is necessary .But what should we do? Here is my advice : We should help spread the message about protecting the environment to make more people know the importance of it .And we shouldnt cut down many trees because it may cause sandstorms. We should make laws to stop factories pouring waste water into the rivers or lakes . And we should remember the three Rs-reduce,reuse and recycle. In my daily life ,I dont litter or pick up flowers around .I often collect waste paper,soft drink cans ,plastic bags and bottles, I sort them so that they can be recycled.I turn off the lights when I leave a room . Doing such things isnt enough ,Ill try my best to do as many things as I can to protect the environment .After all, we have only one earth. We learn: 1. Some words: dry,remove,replace,dry, insect, bite, planter 2. Some phrases: face difficulties; even though 3. Some sentences: (1)Without them, it cannot breathe. (2)They plant different types of trees so that birds and animals can live in the forests. We can: 1. Use the compound sentencecorrectly. 2. Realize the importance of the forest. ( ) 1. Help others whenever you can _ youll make the world a nicer place to live in. A. or B. and C. but D. while ( )2. Cross the road carefully, _ youll keep yourself safe . A. so B. or C. but D. and ( ) 3. Hurry up, _ youll be late for the concert . A. or B. so C. but D. and ( ) 4. -Tell us something about Canada, OK? - Im sorry. _ Jack _ I have ever been there. A. Either, or B. Not only, but also C. Both, and D. Neither, nor ( ) 5. I always enjoy visiting London, _ I wouldnt like to live there. A. because B. so C. but D. and B D A D C 1.通读对话通读对话 仔细审题仔细审题 将对话从头至尾通读一遍将对话从头至尾通读一遍,并根据对话所给的情景并根据对话所给的情景判断出谈话双方的关系，谈话地点，谈话方式，谈判断出谈话双方的关系，谈话地点，谈话方式，谈 话话题内容话话题内容等基本情况。从而对症下药等基本情况。从而对症下药,从头脑中提取所需的习惯用语，从头脑中提取所需的习惯用语， 为顺利地完成此题做好准备。为顺利地完成此题做好准备。 2. 分析对话，试填答案分析对话，试填答案 根据通读整个对话所获得的信息试探性地猜测所需语句。试填答案时，一根据通读整个对话所获得的信息试探性地猜测所需语句。试填答案时，一要问答一致要问答一致并并 根据所学关方面典型句型来试填。二要注意对话的根据所学关方面典型句型来试填。二要注意对话的表达要符合西方人的风俗习惯。表达要符合西方人的风俗习惯。 3.逐字细读，确定答案逐字细读，确定答案 要求学生把整个对话重读一遍，检查问答是否一致，对话是不是通顺，流畅，前后句子要求学生把整个对话重读一遍，检查问答是否一致，对话是不是通顺，流畅，前后句子 是不是符合逻辑，是否符合习惯用法。首字母、标点是不是书写正确。是不是符合逻辑，是否符合习惯用法。首字母、标点是不是书写正确。 4.复读整个对话，验证答案复读整个对话，验证答案 所有空白都填好以后所有空白都填好以后, 还要再认真仔细地阅读全文，对所有的答案逐个再做一次复检，还要再认真仔细地阅读全文，对所有的答案逐个再做一次复检， 细心审查，注意细枝末节细心审查，注意细枝末节，纠正包括大小写、标点、时态、语态及表达法等在内的任何错纠正包括大小写、标点、时态、语态及表达法等在内的任何错 误误，只有耐心细致，才能确保万无一失。，只有耐心细致，才能确保万无一失。 补全对话解题步骤及解题技巧 词语运用解题步骤及解题技巧 1在拿到题目后，首先对备选的词汇在拿到题目后，首先对备选的词汇研究研究几遍，对几遍，对词性词性作简单的标记，同时对作简单的标记，同时对词意词意做初步做初步 的理解的理解。 2通读全文，通过上下文的句子充分理解短文的内容，注意发现通读全文，通过上下文的句子充分理解短文的内容，注意发现固定搭配固定搭配关系，凭借关系，凭借语感语感 积极主动地猜测空格中所缺的信息，根据需要去备选词汇中积极主动地猜测空格中所缺的信息，根据需要去备选词汇中寻找寻找匹配答案匹配答案。 3 在在选定选定单词后，不要轻率地填入。在填词过程中，又要单词后，不要轻率地填入。在填词过程中，又要保证句式结构的正确保证句式结构的正确。记住下面。记住下面 的顺的顺口溜：空前空后要注意，口溜：空前空后要注意， “名词名词”单复数要牢记，还有单复数要牢记，还有s不能弃，不能弃，“动词动词”注意要变形，注意要变形，“ 形副形副”注意要用三级，要填注意要用三级，要填“数词数词”请留意，千万别忘请留意，千万别忘“基基”和和“序序”，填入，填入“代词代词”需慎重，五格需慎重，五格 变化要谨记介词、连词最省力，看见照抄就可以。变化要谨记介词、连词最省力，看见照抄就可以。 4完成填词后，应通读全文，复核校对。检查单词完成填词后，应通读全文，复核校对。检查单词拼写拼写是否正确，是否有是否正确，是否有时态语态惯用法时态语态惯用法 及及词语选用词语选用上的错误，以确保答案的正确性。最后把答案填入答卷时，切勿错位上的错误，以确保答案的正确性。最后把答案填入答卷时，切勿错位。 I believe as long as you master the skills,steps and tips ,you will get over the difficulties and be the winners. Wish all of you success from the bottom of my heart ! Thanks a lot for your listening ! U2T3SD 1 科普科普 2011 课标版英语九年级上册课标版英语九年级上册 UnitUnit 2 2 SavingSaving thethe EarthEarth TopicTopic 3 3 WhatWhat cancan wewe dodo at at homehome to to protectprotect thethe environment?environment? SectionSection D D 一一.教材分析教材分析 本课是九年级第二单元第三话题的第四课时。主要活动是阅读文段和 Project。Grammar 和 Functions 让学生总结本话题的语法重 点（并列句）和重要的句子（包括英语习语） 。短文介绍了森林的重要作用、森林遭到破坏的情况及义务植树人的艰难付出。Project 部 分采用调查问卷的形式来寻找本班“最环保的人”。这个活动很有教育意义，可以让学生增强环保意识，争做一个坚定的环保人士。 二二.教学目标教学目标(Learning objectives) 1.Knowledge aims(知识目标）：知识目标）： 掌握本课的重点词汇和短语，归纳并列句的用法。 2.Skill aims(能力目标）能力目标）: 掌握常见的并列句，并能在写作或口语交际中运用。 在 Project 中，能够根据问卷要点整理成文。 九年级上册教学案例设计 2 3.Emotional aims(情感情感目标）目标）: 增强环保意识，争做一个坚定的环保人及了解世界范围内人们的环保行动。 三三.教学重难点教学重难点 1. 重点：重点： Words and phrases: dry, remove, place, cut down, so that, even though Sentences: The weather may be very hot and dry or it may be very cold and wet. They carry heavy bags of small trees, and working in the mountains can be dangerous. Even though tree planting is very difficult, they love their work. Grammar: compound sentence 2.难点：难点： Forests were cut down to provide wood to build houses. There are often many insects that bite these planters on their legs, arms and faces while they work. Even though tree planting is very difficult, they love their work. 四教学策略（四教学策略（Learning strategies） 在 Grammar 部分，能够和老师一起总结归纳并列句的用法，使之内化为自己的知识。 能够利用问题来预测短文的内容。 五五.教学过程（教学过程（Learning steps） U2T3SD 3 Step 1 Warming up Play a game: I do ,you guess. (设计意图：设计意图：通过 Play a game 的形式进行课前热身，激发学生的学习兴趣及强化学生的英语语感。 ） Step 2 Leading in 1. Show the learning objectives. 2. Finish grammar and functions. (设计意图：设计意图：出示学习目标，从而让学生在目标的指引下明确地学习，同时也复习了本话题的语法点和功能性 句子，让学生再次回顾本话题的学习要点并为后面的阅读教学进行铺垫。 ） Step 3 Pre-reading(读前）读前） Use question to get students to understand: Forests are the lungs of the earth. (设计意图：设计意图：出示图片和问题 How important is the forest? ，从而让学生能感受到森林的重要作用：森林是地球森林是地球 之肺。之肺。 ） Step 4 While-reading(读中）读中） 九年级上册教学案例设计 4 Use questions to get students to understand each paragraph. 1.How do you understand “Forests are the lungs of the earth”?(paragraph 1) 2.What difficulties do tree planters face when they plant trees ? (paragraph 2) 3.Why do they plant different kinds of trees ?(paragraph 3) (设计意图：设计意图：分段设置问题，让学生带着问题细读文段，深入理解课文内容。 ） Step 5 Post-reading(读后）读后） 1. Use the following two questions to let students say out their own opinions about forests . A.What will happen if we do not plant new forests? B.Would you like to be a tree planter when you are older ? Why or why not ? 2.Get students to pay attention to the key points and do exercises to consolidate. (设计意图：设计意图：让学生再次感知森林的重要性并会用英语来表达阐述自己保护森林及致力环保的观点。 ） Step 6 Project 1. Get students to answer the questions about finding the greenest person. U2T3SD 5 2.Get students to do the exercises-Which is right? and answer some questions to learn more about environmental protection in our daily life. (设计意图：设计意图：让学生通过做自测、判断及回答问题三种不同类型的练习，让学生明白和理解日常生活中应怎样 做来做一名环保者及中学生在保护环境中的重要作用。 ） Step 7 Writing practice Get students to write a passage about protecting the environment according to what they have learned in this topic. (设计意图：设计意图：读写结合，学以致用，能把本话题所学内容正确输出，从而达到教学的真正目的。 ） Step 8 Summary 1. Sum up what they have learned in this class. a. Some words: dry,remove,replace,dry, insect, bite, planter b. Some phrases: face difficulties; even though c. Some sentences: (1)Without them, it cannot breathe. (2)They plant different types of trees so that birds and animals can live in the forests. 九年级上册教学案例设计 6 2.Can use the compound sentence correctly and freely . 3. Can write the passage about protecting the environment. (设计意图：设计意图：引导学生对本节课所学的知识进行回顾总结，不但总结语言知识点，还要总结基本的阅读技巧和 写作技能，从而对学生进行学法指导和思想教育，达到教育育人的目的。 ） Step 9 Exercises choose the best answer. (设计意图：设计意图：通过让学生独立限时做题，了解学生对基本知识的掌握情况，应考更要练在平时。 ） Step 10 Difficult parts in the test paper and solutions 1.补全对话解题步骤及解题技巧补全对话解题步骤及解题技巧 a.通读对话 仔细审题 b. 分析对话，试填答案 c.逐字细读，确定答案 d.复读整个对话，验证答案 2.词语运用解题步骤及解题技巧词语运用解题步骤及解题技巧 :研-寻-定-查 (设计意图：设计意图：由于马上面临期中考试，因此针对学生试卷上的易错点给予方法上的指导。 ） Step 11 Wishes U2T3SD 7 1.I believe as long as you master the skills,steps and tips ,you will get over the difficulties and be the winners. 2.Practice makes perfect！ 3.Details decide success!细节决定成败细节决定成败! 4.Wish all of you success from the bottom of my heart ! (设计意图：设计意图：通过常用的名言警句和祝福语，激励学生更加努力更明智地学好英语。 ）