Unit 3 Using language Listening and speaking 课件-高中英语人教版（2019）选择性必修第三册.pptx

人教版（2019）英语 选择性必修三Unit 3 ENVIRONMENTALPROTECTIONListening and Speaking目录目录Warming up01Pre-listening02While-listening03Post-listening04What information can you get form this picture?They all look very polluted.The bridge is in London.The chimneys are in a power station.the burning coalWarming up01How do these situations influence your life?These situations influence my life not only by providing electricity for me,and transporting me,but also by polluting the air I breathe.Warming up01Do you know what we have done to improve the environment?protect animalsNew energy vehiclegarbage sortingPre-listening02Lets listenLets listen1.The expression“smog”originated in Britain and means a combination of“smoke”and“fog”.2.Smog became a severe problem in Britain because people at that time burnt lots of fossil fuels.Listen to an interview with an air pollution expert and decide whether the statements are true(T)or false(F).TTWhile-listening033.The worst smog in British history happened in London in 1942.4.The Great Smog of London claimed 5,000 lives.5.Later,the UK government ordered people not to burn wood in their homes.19524000coalFFFListen to an interview with an air pollution expert and decide whether the statements are true(T)or false(F).While-listening03Listen again and take notes on what the expert said.Ben Drake,an expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem _century in Britain.At that time,Britain was experiencing a boom in _.Factories and homes_,which created smog.He also mentioned the heavy smog in London _in 1952.in the early 20th industry used lots of coal was particularly bad and caused over 4,000 deathsWhile-listening03Later the UK government restricted _in homes and forced factories to _.As smog is harmful to everyone,the expert advised us to _,use _,and further develop _.burning coal move away from city centres replace coal with cleaner forms of energy new energy-efficient vehicles green technologyListen again and take notes on what the expert said.While-listening03Summarise informationIn active listening,summarising helps you review the key points of a speakers message.In order to write a good summary,you must toke notes of the most important points as you listen.When summarising,you need to be as concise as possible and use your own words.Then summarise the information you got from the interview.While-listening03Discuss the questions.The expressions in the box may help you.Referring to common knowledgeEveryone knows that Most people think that.As is known to all,.There is no doubt that.We all know thatIt is obvious that Post-listening041.Have you experienced heavy smog where you live?Have you seen photos of big cities under clouds of smog?What is it like?I have occasionally experienced heavy smog where I live.I have also seen pictures of heavy smog over cities.It is very thick and hard to see through.There is no doubt that it is not a good thing.Post-listening042.What do you think are the major causes of smog in China?Industry and vehicles are the major causes of smog in China.3.What measures have the government and citizens taken to help address the problem?Most people think that pollution at a certain level is a necessary result of growth,but the government is taking measures to keep it in check by developing green energy solutions and controlling factory and vehicle emissions.Post-listening04nDo you think smog is extreme weather or a disaster?How did the extreme weather and disasters cause serious damage or losses?nAre we facing an unavoidable dilemma(两难的困境)?Do we have to sacrifice our environment for economic development?How can we balance them?Post-listening04Thank you!Thank you!