译林牛津版必修五Unit3project教学课件(共48张ppt)

1、Unit 3 Science and natureProject 1. Improve students ability and provide practice；2. Master and use some useful words and expressions；3. Have a debate to express and support your opinions.Are they beautiful?Man and natureclear-cut loggingopencast miningslash and burn farmingAs a result of mankind an

2、d technology, natural resources have been seriously affected and natural disasters attack us frequently! droughtfloodHow do people harm nature?2. Do you think the problem of humans winning and nature losing can be settled? People have harmed nature through agriculture, fishing, hunting and tourism.Y

3、es, it should not be a question of humans winning and nature losing.Read the first passage on Page 58 and then answer the following questions:Fast readingRead the article and give the main idea for each paragraph. ParagraphMain idea Paragraph 1Paragraph 2_ have been seriously affected by carelessnes

4、s._towards the problem. Natural resourcesDifferent attitudesCareful readingParagraph Main ideaParagraph 3Paragraph 4Humans are moving towards_. Humans can only really win by_. an important point in the relationship with natureprotecting natureParagraph 1 Further readingThe ways people over develop E

5、arths resources:?Paragraph 2 Different attitudes towards the problem.One opinionThe other opinionUse nature to meet our needsOnly a clean environment can benefit us all. T or F1. Both poorer and developed nations pay more attention to economic development but less to the environment.2. Because of ev

6、eryday needs, many poorer nations are using up natural resources rapidly.3. Developing and developed countries should work together to make people have healthy and productive lives, suffering the environment .4. Humans are moving towards an important point of understanding in the relationship with n

7、ature.TFTFPoorer nations pay more attention to economic development while developed nations do things in a different wayDeveloping and developed productive lives, without the environment around them sufferingThe main idea： A. Through the development of economy, nature will become better at the same

8、time.B. Human can really win by protecting nature.C. Just protect nature, then man will have a better future. Paragraph 4B1. What have people done to nature?2. If we continue in this way, what might happen?They have done a lot to destroy and damage nature. The planet we live on will be eventually de

9、stroyed.Read the passage again and then answer more questions.3. What different attitudes towards environmental conservation do they have? If we focus only on environmental conservation, then people may suffer. Should the economic development be stopped in favour of nature? We are only doing what hu

10、mans have always done, using nature to meet our needs.One side: Such thinking may cause a catastrophe, unless we start to look around and understand how a clean environment benefits us all.The other side:4. What is the attitude of poorer nations towards the problem? What about the attitude of develo

11、ped nations?Many developed nations are now concerned about saving nature while many poorer nations pay more attention to economic development but less to the environment. For a long time, our _ _ have been seriously affected by people in many ways such as _, _, _, tourism and so on. In order to live

12、, people have to use nature to _ needs. But if we only focus on _ _, then people may suffer. Fortunately, humans are moving towards an important point of _ in the relationship with nature. natural resourcesagriculturefishinghuntingenvironmental conservationunderstandingmeetSummaryBoth_ and _ countri

13、es should work together to ensure that people enjoy _ and _lives, _ the environment around them suffering. Humans can only really win by _ _. Its mankinds responsibility to find _ that are _ for everyone and everything. healthyhappywithoutprotectingnaturesolutionsacceptabledevelopingdevelopedGroup w

14、orkAs far as we are concerned, what can we do to help protect nature?Fast reading How can a plant or an animal be genetically modified?GM food: hope or danger? First, new material can be inserted into its DNA to give the plant or animal qualities which it would never have in nature. Second, material

15、 can be taken from the DNA of a plant or an animal in order to remove qualities which are not desired.GM food What is GM food? How is food genetically modified? food that has been genetically modifiedTo insert new material into its DNA;To take undesired material from its DNACareful reading HopeDange

16、rlGM plants are able to defend themselves against pests and disease better.lGM plants are healthier and have larger harvests.lGM food could be dangerous for people to eat.lGM food could be unsafe for the environment.Discuss the collected information and tick the strong points to be the start and the

17、 end.Make a list of all your points.Think about the opposite points and think about how to argue against them.PreparingHaving a debatePractise in your group to check everyones task.Practise many times to make it better.Decide the time of each section.ProducingPresentingPresent the debate in front of

18、 class.Display your research on the wall when debating.Make rules of winning before the debate and check which group wins in the end.Would anyone say that development should be stopped in favour of nature?难道我们为了保护自然就应该停止发展吗？难道我们为了保护自然就应该停止发展吗？1. in favour of 有利于有利于;赞同（接名词、代赞同（接名词、代词和动名词）词和动名词）Im in

19、favour of your plan.我赞同你的计划。我赞同你的计划。Most people voted in favour of the candidate.大部分人都投票支持这个候选人。大部分人都投票支持这个候选人。Language points【拓展拓展】ask a favour of sb. 拜托某人拜托某人do sb. a favour = do a favour for sb.帮助某人帮助某人find favour with a person 受青睐受青睐favour sb. with sth. 对某人施对某人施恩惠恩惠When asked about their opinion

20、s about the schoolmaster, many teachers would prefer to see him step aside _ younger men. in terms of B. in need of C. in favour of D. in praise ofCFrom the point of view of some people, we are only doing what humans have always done, using nature to meet our own needs.根据有些人的观点，我们只是在做人类一直根据有些人的观点，我们

21、只是在做人类一直在做的事情，利用自然满足我们自己的需求。在做的事情，利用自然满足我们自己的需求。2. point of view 观点；着眼点观点；着眼点We should tune them in to our point of view.我们应让他们了解我们的观点。我们应让他们了解我们的观点。【辨析辨析】 view / opinion / idea(1)view侧重于对比较广泛、重大或者有侧重于对比较广泛、重大或者有关公众问题所采取的态度，是比较固定、关公众问题所采取的态度，是比较固定、系统、全面的见解系统、全面的见解(2)opinion是对某事或某人持有的看法或是对某事或某人持有的看法或

22、舆论舆论(3)idea是处理某事的计划、判断、理解是处理某事的计划、判断、理解或对其实现之可能性进行评测。或对其实现之可能性进行评测。using nature to meet our own needs是现是现在分词短语在句中作状语，表示方式。在分词短语在句中作状语，表示方式。People developed a way of printing, using rocks.但是以后，人们利用石块发展了印但是以后，人们利用石块发展了印刷术刷术. Please answer the question using another way.请用另一种方式回答这个问题。请用另一种方式回答这个问题。The

23、sun began to rise in the sky, _ the mountain in golden light.(2013湖南高考湖南高考) A. bathed B. bathingC. to have bathed D. have bathed【解析解析】选选B。考查非谓语动词。动词。考查非谓语动词。动词bathe与主语与主语the sun之间为主动关系，且表示进行，之间为主动关系，且表示进行，故选故选B。While many people are excited about these new technologies, these same technologies frigh

24、ten others. 尽管许多人对这些新技术感到兴奋，但其尽管许多人对这些新技术感到兴奋，但其他人则对这些同样的技术感到害怕。他人则对这些同样的技术感到害怕。while 意为意为 “尽管；虽然尽管；虽然”。While I admit his good points ，I can see his shortcomings.While he loves his students, he is very strict with them._ I always felt I would pass the exam, I never thought I would get an A. A. While

25、 B. Once C. If D. Until【解析解析】选选A。句意：尽管我老觉得我会通过句意：尽管我老觉得我会通过考试，然而，我从来不曾想过会得考试，然而，我从来不曾想过会得“A”。根据。根据上下文可以看出，题干需要一个引导让步状语上下文可以看出，题干需要一个引导让步状语从句的连词。从句的连词。while在这里等于在这里等于though。4. Nowhere is this truer than with genetically modified (GM) food. 转基因食品就是最好的例子。转基因食品就是最好的例子。 这是一个倒装句这是一个倒装句否定副词否定副词nowhere置于句首时

26、，构成了倒装句。当否定副词置置于句首时，构成了倒装句。当否定副词置于句首时，句子需要倒装。常见的副词有：于句首时，句子需要倒装。常见的副词有：not、never、seldom、hardly、nowhere等。等。Seldom do I go to work by bus.我很少乘公共汽车上班。我很少乘公共汽车上班。Not once _ to Michael that he could one day become a top student in his class.A. occurred itB. it did occurC. it occurred D. did it occur【解析解析

27、】选选D。考查倒装。否定词（短语）。考查倒装。否定词（短语）放于句首，句子要部分倒装，此处即将助放于句首，句子要部分倒装，此处即将助动词动词did放于主语放于主语it之前。故答案选之前。故答案选D。We further damage earth by constructing new waterconstruct: v. 建造，建设，构造建造，建设，构造construction n. 建造，建设建造，建设constructive adj. 有建设性的，有帮有建设性的，有帮助的助的under construction 正在修建正在修建The story is skillfully constru

28、cted.故事的构思相当巧妙。故事的构思相当巧妙。 2. development should be stopped in favour of nature?in favour of: 有利于，赞同（接名词、有利于，赞同（接名词、代词和动名词）代词和动名词）ask a favour of 拜托某人拜托某人do sb. a favour = do a favour for sb. 帮助某人帮助某人find favour with a person 受青睐受青睐favour sb. with sth.对某人施对某人施恩惠恩惠3. From the point of view of sb point

29、 of view :观点，着眼点观点，着眼点view: n. 观点，看法，见解观点，看法，见解辨析辨析：view / opinion / ideaview侧重于对比较广泛、重大或者有关侧重于对比较广泛、重大或者有关公众问题所采取的态度，比较固定、系公众问题所采取的态度，比较固定、系统。全面的见解；统。全面的见解；opinion是对某事或某人持有的看法或是对某事或某人持有的看法或舆论舆论idea是处置某事的计划、判断、理解或是处置某事的计划、判断、理解或对其实现之可能性进行评测对其实现之可能性进行评测He holds an opinion opposite to our. 他持有与我们相反的意见

30、。他持有与我们相反的意见。Do you have any idea of what Im trying to explain?你知道我努力要你知道我努力要解释的是什么吗？解释的是什么吗？Different social classes hold different political views.不同的社不同的社会阶级有不同的政治观点。会阶级有不同的政治观点。4. Other people argue that argue: v. 争辩，辩论，主张争辩，辩论，主张argue with sb. about /over sth. 因某事同某人争论因某事同某人争论argue for / against sth. 为赞成或反为赞成或反对某事而争辩对某事而争辩argue that 主张主张argue sb. Into / out of doing sth.说服某人做说服某人做/停止做某事停止做某事辨析：辨析：argue/debate/quarrel/discussargue指说理、论证，侧重摆事实，指说理、论证，侧重摆事实，试图说服对方，也可能是激烈的交