《人教版英语选修六Unit4GlobalWarming（第一课时）ppt课件.ppt》由会员分享，可在线阅读，更多相关《人教版英语选修六Unit4GlobalWarming（第一课时）ppt课件.ppt（30页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Objectives:By the end of this period,the students will be able to.practice the scanning skills to get the specific information.learn reading strategies and write a short essay on solving the problem of global warming.learn about the causes and effects of global warming and raise our awareness of pro
2、tecting our globe.江苏省黄埭中学江苏省黄埭中学许振红许振红1.How has the global warming come about?2.What are the effects of global warming?Read consciously for the Read consciously for the detail detail1.How has the global warming come about?Human activity-burning of fossil fuels.Greenhouse effect-greenhouse gases-we n
3、eed those gases.2.What are the effects of global warming?Encourage a greater range of animals.Make plants grow faster.Crops will produce more.Maybe The sea level will rise.Maybe There will be some disasters,such asFlood!DroughtFamineSmog!Human activity:_the _ in carbon dioxidemore _from the sun will
4、 be _the increase in the earths temperaturethe burning of fossil fuelsresult inincreaseheattrappedcoal,natural gas&oilevidence from Charles Keelingthe greenhouse effect1-1.5 degrees min.or 5 degrees max.1、This article is from _.A.an enviromental magazine.B.a diaryC.a novel D.a storyFuther understand
5、ingFuther understanding 2.What is the style of the text?A.Narrative（叙述文）B.Exposition（说明文）C.Practical writing（应用文）D.Argumentation（议论文）3.Which statement is true according to the article?A.The temperature last century didnt increase much.B.Everyone believes that global warming is caused by the activiti
6、es of humans.C.It is clear what effects global warming will bring about.D.Flooding could be one of the effects of future global warming.4.Which of the following is probably the authors opinion?A.The effects of global warming could be very serious.B.Global warming will be mild with few bad environmen
7、tal consequences.C.The burning of more and more fossil fuels is resulting in a big increase in carbon dioxide.D.We must take global warming seriously and protect our earth.5.We can infer from the passage that_.A.The greenhouse effect is the result of peoples actions.B.All scientists think it is impo
8、rtant to reduce the amount of CO2 in the atmosphere.C.The debate about the effects of global warming has not been settled.D.Reducing greenhouse gases will immediately decrease the earths temperature.evidenceThe 2 graphs are used to explain points by providing_ of global warming.evidence or phenomeno
9、n?ConclusionBodyA titleIntroductionStructure_of global warming Part 2Part 1()_ Different _to global warming Part 3Para.2Para.3 Para.4 CausesattitudesPart 4()_ to the issue of global warmingWhether to do something about global warming or notraise a questionleave a question Global WarmingPara.5analyze
10、Introduction Para.1Para.6SummarySummary Summarize causes and effects of global warming with about 30 words.People around the world may feel that the climate has been getting steadily warmer and warmer in recent years.Theres no denying the fact that human activity is the main cause of global warming,
11、to which people respond differently.Shoud we do nothing?or,are the risks too great?What difference can we make to slow down global warming?(individual,government)Taking public transport like buses can reduce greenhouse gas emissions individualsThe recycling symbol BuyBuyinging the recycled products
12、the recycled productsRecycled productsusing low-flow shower headsbuying energy-efficient light bulbsreplacewith1.Give money to green the surroundings and protect the forests.government 2.Encourage people to find and use more renewable energy.rare plantsrare animals3.Make laws to protect rare plants
13、and animals.Top 6 Things You Can Do Top 6 Things You Can Do Use environment-friendly shopping bags.Reduce,reuse and recycleUnplug unused electronics Use public transportation Buy energy-efficient light bulbsChoosevegetarianorveganmeals versionversion Since the climate will keep on warming for decade
14、s even centuries,is there anything we can do?The answer is for sure.As individuals we should do our part.We can make small changes like taking public transport to reduce greenhouse gas emission.In addition,we can choose to buy the recycled products,use environmentally friendly shopping bags,etc.As f
15、or the government,strict laws concerning global warming have to be put into effect.Besides,its better for the government to encourage people to find and use more renewable energy.In conclusion,despite the fact that theres a long way to go before we can take a comfortable world for granted again,it is clear that there are a lot of things both we common people and the government can do to help slow down global warming,The world will be wonderful!