【课件】Unit+3Reading+and+Thinking+课件高中英语人教版（2019）选择性必修第三册.pptx

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1、UNIT 3 ENVIRONMENTAL PROTECTION Reading and ThinkingReadingandThinkingWhat consequences may the climate change cause?Lead inno habitatdroughtfloodWhat consequences have you learnt?Before you read，look at the graph and the picture below and discuss these questions in groups.Activity 11What is the gra

2、ph about?What information can you get from it?The graph shows the change in the Global Surface Temperature between 1920 and 2016.It shows the temperature anomaly，which shows how much the temperature has risen above what it would usually be at a base level.2Have you ever seen the photo before?What mi

3、ght be the story behind it?I havent seen this photo，but I have seen photos like it.The story is that thepolar bear starved to death because it could not find enough to eat.Find the main idea for each partPreparationPart 1(Para.1-2)Part 2(Para.3)Part 3(Para.4)Part 4(Para.5)The evidence of dramatic cl

4、imate changethat had an impact on Earth ecologyThe causes of the increase in the global average surface temperatureThe consequences of the rise in temperatureThe solutions to reducing greenhouse gas emissions1.What type of writing is this passage?A.Argumentative writing B.Narrative writingC.Exposito

5、ry writing D.Advertising writingC2.In which part of a newspaper or magazine may we find this passage?A.Entertainment B.EconomyC.Education D.EnvironmentDRead the passage quickly,and choose:本文是一篇本文是一篇说明文明文。说明文是客明文是客观说明事物的一种文体，明事物的一种文体，以解以解说或介或介绍事物的形状、性事物的形状、性质、成因、构造、功用、成因、构造、功用、类别等等为主要内容。主要内容。说明文主要通明文

6、主要通过对客客观事物或事理的介事物或事理的介绍说明，达到以知明，达到以知识教人的目的，因此教人的目的，因此说明文以客明文以客观、准、准确确为基本要求，基本要求，强调科学性和客科学性和客观性。性。阅读理解（根据课文内容选择正确答案）1.Whats the function of the first paragraph of the text?A.To introduce the topic.B.To tell us climate change has been known for decades.C.To show the evidence of climate change.D.To con

7、firm that Earth is getting warmer and warmer.2.Why is the photo of a dead polar bear mentioned?A.To describe how people were shocked.B.To show how global warming influenced Earths ecology.C.To study how the bear died.D.To explain why the bear was starved to death.课文预习自测3.Whats the main idea of the t

8、hird paragraph?A.How global warming has come about.B.The“greenhouse effect”has two common meanings.C.The“natural”greenhouse effect is more important than the“man-made”greenhouse effect.D.The“man-made”greenhouse effect has become a serious problem.4.Why does climate change require the worlds attentio

9、n?A.The number of polar bears is smaller and smaller.B.News reports are often broadcast about extreme rainstorms and heatwaves causing deaths and losses.C.Governments can force people to reduce“carbon footprint”.D.It is affecting all of us on the planet and if it is left alone，we will pay an even hi

10、gher price.语法填空（根据课文内容和语法规则完成短文）There is little doubt 1_ Earth is getting warmer and warmer.In 2013，a lot of people 2_（shock）by a news photo of a dead polar bear 3_ appeared to have starved and died.This 4_（alarm）case showed how the increase in temperature had 5_ impact on Earths ecology.Then what i

11、s causing the increase in the global average surface temperature?Climate scientists think the process“greenhouse effect”，makes it possible for Earth 6_（sustain）life.However，the“man-made”greenhouse effect makes more heat energy 7_（trap）in the atmosphere and causes Earths surface temperature to rise q

12、uickly.The rise in temperature has led to an increase in extreme weather and natural 8_（disaster）worldwide.News reports are 9_（frequent）broadcast about extreme rainstorms and heatwaves.This requires the attention of people all over the world.10_ is also our responsibility to seize every opportunity

13、to educate everyone about global warming.thatwere shockedthat/whichalarminganto sustaintrappeddisastersfrequentlyItWhile-reading:read for the details Paragraph 2 introduces an example of the increase in temperature that had an impact on Earths ecology.Read it and fill in the table.Part 1(para1-2):Th

14、e evidenceWhile-reading:read for the details What is causing the increase in the global average surface temperature?Part 2(para3):The causeGreenhouse effect_greenhouse effect_greenhouse effectDefinition(定定定定义义):Function(作用作用作用作用):“Natural”“Man-made”Definition:A big problem:While-reading:read for the

15、 details Part 2(para3):The causeWhile-reading:read for the details Part 3(para4):The consequence结果结果What are the consequences of global temperature rise?Finish the mind map below.The rise in temperature led to example resultsserious damage,costing human lives,economic lossesextreme weather/natural d

16、isastersextreme rainstorms,heat wavesWhile-reading:read for the details Part 4(para5):The solutionsWhat are the solutions we can do?What is a question left at the end?While-reading:read for the structure and main idea EvidenceCauseConsequencesSolutionsReadingClimate change Evidence SolutionsCauses E

17、ffects Greenhouse effectScan and finish the mind map Read the text again and create a diagram describing how the greenhouse effect works.Activity 3The greenhouseeffectEarth Earth Atmosphere Atmosphere Atmosphere Atmosphere A AD DC CA AB BDiscuss these questions in groups.1What examples of extreme we

18、ather and disasters do you know?Can you make a list?2Do you think climate change is the result of human activity?Give your reasons.3Who do you think should take responsibility for dealing with climate change?What can we do?Activity 4There are sadly many examples of extreme weather and disasters I kn

19、ow of，such as the extremerainfall in France and the drought in East Africa in 2014.There were also heatwaves on nearly everycontinent due to climate change.I do think that climate change is the result of human activities because the majority of scientists also think so，and also because global temperatures have followed the rise in global emissions and population.I think we all need to take responsibility for dealing with it.Individuals can change their behaviour and try to reduce their carbon footprint，while companies and governments can do the same on the larger scale.THE END