【课件】Unit+3Listening+and+Speaking+课件人教版（2019）选择性必修第三册.pptx

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1、Environmental ProtectionLesson 4 Listening and SpeakingTALK ABOUT AIR POLLUTIONUnit 3 Listening and SpeakingWhat information can you get form the following picture?Air pollution by burning fossil fuelsAir pollution by burning coalthe smog in London smog1.What did you know about“smog”?2.Is“smog”a mai

2、n source of pollution?1.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.3.How do these situations influence your life?What is it?And what do you think about it?Electr

3、ic automobiles(new energy vehicles)are the breakthrough point for China to develop new energy automobiles.NEVs(new energy vehicles)nListen to an interview with an air pollution expert and decide whether the statement are true (T)or false(F).1.The expressionsmog originated in Britain and means a comb

4、ination of smokeand fog.2.smog became a severe problem in Britain because people at that time burnt lots of fossil fuels.3.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 ho

5、mes.TFTFFTFTFTHow to summarize information of the interview?In active listening,summarizing helps you review the key points of a speakers message.In order to write a good summary,you must the most important points as you listen.When summarizing,you need to be as as possible and use your own words.Ta

6、ke notesBe concise Use your own wordsListen for the“cue”take notesconciseListen again and take notes on what the expert said.Then summarize the information you got from the interview.Ben Drake.an expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem _centur

7、y 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.Later the UK government restricted _ in homes and forced factories to _.As smog is harmful to everyone,the expert advised us to _,use _ and fur

8、ther develop _.in the early 20thindustryused lots of coalwas particularly serious and caused over 4,000 deathsburning coalmove away from city centersreplace coal with cleaner forms of energynew energy-efficient vehiclesgreen technologyListen again and take notes on what the expert said.Then summarie

9、s the information you got from the interview.1.Have you experienced heavy smog in the city where you live?Have you seen photos of big cities under clouds of smog?What is it like?2.What do you think are the major causes of smog in China?3.What measures have the government and citizens taken to help a

10、ddress the problem?2.What do you think are the major causes of smog in China?Industry and vehicles are the major causes of smog in China.Heavy reliance of coal as the dominant form of power generation;严重依赖煤炭作为主要发电形式;汽车拥有量量高且仍在增长。High and still growing levels of car ownership.Take notes:1.What were t

11、he major causes of the smog in Beijing?2.What measures did the authority and citizens take to address the effects?1.What were the major causes of the smog in Beijing?Coal burning for heating system,industrial production and dust at construction site are blamed for poisonous smog.2.What measures did

12、the authority and citizens take to address the effects?Residents are asked to reduce outdoors activities for the best of their properties,and wear a mask or take other protective measures if they have to engage in outdoor activities;Kindergartens,primary schools and middle schools are urged to close

13、;From this morning till Thursday,half of Beijings private cars are ordered to off the road with the odd even number plate system enforced.13%of governments vehicles are also garaged.2.What measures did the authority take to address the effects?The citys public transportation system has also extended

14、 their service time and increased its capacity by sending out more buses and subway trains.Outdoor construction sites have also ceased operation.Fireworks and barbecues have also been banned.Work in groups and use your note to do“text mining”.List all the useful expressions in listening and video wa

15、tching.Talking about causesTalking about government measuresTalking about citizen measurescoal burningproduction and dust at construction siteMove factories away from city centers/exit chemical plantsreplace coal with clean energyNEVsprivate cars are ordered to off the roadgovernment vehicles garage

16、dpublic transportation:extend service time&increase capacityfireworks&BBQ bannedstrengthen environmental lawwear a mask or take other protective measuresHow to refer to common knowledge?SpeakingImportant sentences“What other expressions can you think of?”Everyone knows that.We all know that.As is kn

17、own to all,.Most people think that.There is no doubt that.It is obvious that.1.Have you experienced heavy smog in the city where you live?Have you seen photos of big cities under clouds of smog?What is it like?2.What do you think are the major causes of smog in China?3.What measures have the governm

18、ent and citizens taken to help address the problem?Work in groups.Discuss the questions again,and present an oral report“Air Pollution in China”to your group members using the expressions you have“mined”.Summary Talk about air pollutionAn interview on smog Smog Basic information about smog Smog in L

19、ondon&China:the causes,impacts and solutions Important sentences:referring to common knowledge.Learning about the language v.usually+adv./prep.to happen or appear for the first time in a particular place or situatione.g.许多病毒来源于野生动物族群，这些动物经过进化已经可以抵抗病毒的负面影响。Many viruses in populations of wild animals

20、that have evolved to withstand their negative impacts.Where do air pollutants in northern China,in particular Beijing,originate?originate中国北方尤其是北京的空气污染物来自哪里？.Learning about the language v.(of a disaster,an accident,etc.)to cause sb.s deathPlease choose the correct meanings of claim used in the sente

21、nces.A.to say that sth.is true although it has not been proved and other people may not believe itB.to demand or ask for sth because you believe it is your legal right to own or to have itC.to gain,win or achieve sth.D.(of a disaster,an accident,etc.)to cause sbs death1.You can pick up your luggage

22、in the luggage claim area.2.Experts claim that some computer games encourage violent behaviour in young children.3.The plane crash is said to have claimed 132 lives.4.Despite mistakes in the previous two rounds,Eileen Gu withstood the pressure and completed the last round perfectly,claiming her firs

23、t Winter Olympic champion.BADCBen 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 1

24、952.Later 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 _.in the early 20thindustryused lots of coalwas particularly serious and caused over 4,000 deathsburning coalmove away from city centersrepl

25、ace coal with cleaner forms of energynew energy-efficient vehiclesgreen technologyListen again and take notes on what the expert said.Then summaries the information you got from the interview.n.a sudden increase in trade and economic activity;a period of wealth and successvt.deprive sb.or sth.of fre

26、edom of movement or actionBen Drake.an expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem in the early 20th century in Britain.At that time,Britain was experiencing a boom in industry.Factories and homes used a lot of coals,which created smog.He also men

27、tioned the heavy smog in London was particularly serious and caused over 4,000 deaths in 1952.Later the UK government restricted burning coals in homes and forced factories to move away from city centers.As smog is harmful to everyone,the expert advised us to replace coal with cleaner forms of energ

28、y,use new energy-efficient vehiclesn and further develop green technology.II.Indirect speech revisited1.Locate 3 examples of indirect speech in the summary.Ben Drake.an expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem in the early 20th century in Brita

29、in.At that time,Britain was experiencing a boom in industry.Factories and homes used a lot of coals,which created smog.He also mentioned the heavy smog in London was particularly serious and caused over 4,000 deaths in 1952.Later the UK government restricted burning coals in homes and forced factori

30、es to move away from city centers.As smog is harmful to everyone,the expert advised us to replace coal with cleaner forms of energy,use new energy-efficient vehicles and further develop green technology.II.Indirect speech revisited1.Locate 3 examples of indirect speech in the summary.123Ben Drake.an

31、 expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem in the early 20th century in Britain.At that time,Britain was experiencing a boom in industry.Factories and homes used a lot of coals,which created smog.He also mentioned the heavy smog in London was pa

32、rticularly serious and caused over 4,000 deaths in 1952.Later the UK government restricted burning coals in homes and forced factories to move away from city centers.As smog is harmful to everyone,the expert advised us to replace coal with cleaner forms of energy,use new energy-efficient vehicles an

33、d further develop green technology.II.Indirect speech revisited2.Why dont we use past perfect tense in sentence 1 and 2?123had beenhad beenBen Drake.an expert on air pollution,is being interviewed on the radio.He said that smog was a severe problem in the early 20th century in Britain.At that time,B

34、ritain was experiencing a boom in industry.Factories and homes used a lot of coals,which created smog.He also mentioned the heavy smog in London was particularly serious and caused over 4,000 deaths in 1952.Later the UK government restricted burning coals in homes and forced factories to move away f

35、rom city centers.As smog is harmful to everyone,the expert advised us to replace coal with cleaner forms of energy,use new energy-efficient vehicles and further develop green technology.II.Indirect speech revisited3.Convert the 3 sentences to direct speech.Can we use direct speech in the summary?Why or Why not?123“Smog was a severe problem in the early 20th century in Britain,”he said.“Heavy smog in London was particular serious and caused over 4,000 deaths in 1952,”he mentioned.“As smog is harmful to everyone,we should replace coal with cleaner forms of energy,”the expert noted.THANKS