Unit 6 Understanding ideasppt课件 -(2022）新外研版高中《英语》选择性必修第一册.pptx

1、【版本：外研册别：选择性必修一】【版本：外研册别：选择性必修一】Learning ObjectivesuFigure out the main idea of each paragraph,purpose of writing,recognize figure of speech,etc;uSense our countrys environmental determination and cultivate attitudes of man-nature harmony.uLearn about challenges workers overcame to protect the delic

2、ate ecosystem while building the Qinghai-Tibet Railway;ContentsLanguage pointsPost-readingCareful readingFast readingPre-readingHomeworkIIIIIIIVVVIIPre-readingEarly morning standing on the green ranchI caught sight of eagles in the sun glowFlying across the blue sky like an auspicious cloud And brin

3、ging auspiciousness to the Tibetan sons and daughtersIts really a magical heaven roadBy which the terrestrial warmth is sent to the frontierFrom now on the mountains seem not so high and the roads not so longChildren of all ethnic groups gather together happilyAt dusk standing on the high hillI sigh

4、ted the railway built stretching to my hometownLike dragons climbing over mountains and mountainsIt brings peace and happiness to the snowy plateauIts really a magical heaven roadTaking us to the paradise on earthHighland barley wine and buttered tea will be more aromatic and sweeterSongs of happine

5、ss will spread all over the landRead the lyrics of a song.Whats the song name?What is this song about?Consider your answers further while enjoying the song!A quiz to test your knowledge about this railway!The name of this song is Sky Railway.The song is about the Qinghai-Tibet Railway.Work in pairs

6、and complete the quiz.Try to guess if you are not sure of the answers.(P62)Quiz answers1.Which is the highest railway in the world?a.The Trans-Siberian Railway.b.The Qinghai-Tibet Railway.c.The Chengdu-Kunming Railway.2.In which year was the completed Qinghai-Tibet Railway put into operation?a.1984.

7、b.2001.c.2006.Quiz answers3.Which of these stations is not on the Qinghai-Tibet Railway?a.Lhasa b.Golmud.c.Lanzhou.Quiz answers4.Which of these natural World Heritage Sites does the Qinghai-Tibet Railway pass by?a.Xinjiang Tianshan.b.Qinghai Hoh Xil.c.South China Karst.Quiz answersThe Qinghai-Tibet

8、RailwayRead P62-63 to share the experience with the author!Are you curious about what would a journey on the Qinghai-Tibet Railway be like?IIFast reading1.Mark the places mentioned in the passage on the Qinghai-Tibet Railway.Xi NingQingshuihe BridgeGolmudTanggulaCuona LakeLhasaPara.1 A.How to preven

9、t damage to wetlands and grasslands.Para.2 B.How to protect Cuona Lake.Para.3 C.The train leaves Xining.Para.4 D.How to protect wild animals.Para.5 E.We consider protecting the delicate eco-system first.Para.6 F.How to make sure the workers stayed healthy.Para.7 G.Im proud we built ourSky Railway.2.

10、Match the main idea with each paragraph.Part 1Part 2Part 3 The author has worked on the Qinghai-Tibet Railway.Once believed“impossible”,the highest railway in the world is a record of the efforts of the workers to overcome the most difficult engineering challenges.These efforts and their end results

11、 mean that the railway is special to the author.3.Why is the railway particularly special to the author?A.To prove that humans can conquer nature.B.To highlight the amount of work required to build the Qinghai-Tibet Railway.C.To praise the workers efforts in building the Qinghai-Tibet Railway.4.Choo

12、se the authors purpose in writing the passage and give your reasons.Para 6:.I feel a sense of pride and achievement.Para 7:.I am proud that we built our“impossible”railway,.Many examples of how to overcome the difficulties during the construction in the text also give clues to the authors purpose in

13、 writing the passage.ReasonsIIICareful readingPara.1Sitting back in my seat,I cant quite believe that Im about to travel along the railway that many foreign experts claimed was“impossible”.The train has been racing along steadily since it left Xining.All this time,the song“Sky Railway”has been playi

14、ng inside my head.The words“railways like massive dragons are winding among the mountains”seem particularly vivid as I travel across the“roof of the world”.1.Find details that show the authors feelings.2.Whats the function of Para.1 in picturing the authors journey?excited,curiousproud,sense of achi

15、evementIt sets both the background of the journey and the emotional atmosphere of the rest of the passage.Para.2I was one of the people who came from all parts of China to work on this railway.Taking years to complete,the Qinghai-Tibet Railway is a record of all of our efforts to overcome the most d

16、ifficult engineering challenges.How to protect the delicate ecosystem was among the top concerns.What function does Para.2 play in developing the whole passage?l It makes clear the thesis statement of this passage.l It serves naturally as a transition to the following paras.Para.3The first landmark

17、to catch my eye is the splendid Qingshuihe Bridge,the worlds longest bridge built over permafrost.Look!A group of Tibetan antelopes is moving under the bridge,with some stopping to eat grass at their leisure.Thirty-three passages have been built under the railway to allow the animals to move safely

18、and freely in their natural habitat.Wild animals such as these Tibetan antelopes have now been using these passages for years.They seem totally unaware that we are speeding past at over 100 kilometres an hour.1.Whats the figure of speech used in“catch my eye”?Whats the function?PersonificationCompar

19、ed with“I noticed the bridge”,“the bridge catches my eye”seems to let the bridge interact with people.The object becomes lifelike and vivid,increasing language expressiveness(表现力).Para.3The first landmark to catch my eye is the splendid Qingshuihe Bridge,the worlds longest bridge built over permafro

20、st.Look!A group of Tibetan antelopes is moving under the bridge,with some stopping to eat grass at their leisure.Thirty-three passages have been built under the railway to allow the animals to move safely and freely in their natural habitat.Wild animals such as these Tibetan antelopes have now been

21、using these passages for years.They seem totally unaware that we are speeding past at over 100 kilometres an hour.2.a.Underline descriptions of wild animals as the train passes Qingshuihe Bridge.b.Whats the point in stressing the state of wild animals under the bridge?The wild animals live as usual,

22、safe,free,not being disturbed.This proves the effectiveness of the 33 passages built to protect the wild animals.To prevent damage to wetlands and grasslands,675 bridges with a total length of about 160 kilometres were built between Golmud and Lhasa.We even moved 140,000 square metres of wetland to

23、a new area in order to protect its distinct ecosystem.Para.4What is the authors intention in listing these numbers?These numbers provide direct and concrete(具体的)evidence of the massive protective efforts made,which shows our nations environmental determination while constructing the Qinghai-Tibet Ra

24、ilway.Para.5The journey has been flying by,and before I know it,we have reached Tanggula Station.Located at over 5,000 metres above sea level,this is the highest railway station in the world.In locations such as this,the thin air,changeable weather and high levels of UV radiation presented perhaps t

25、he greatest challenge for railway workers.To make sure we stayed healthy,several oxygen-making stations were constructed.We were also able to enjoy regular breaks in lower areas.1.What does“it”represent?2.What can be inferred from this sentence?“we have reached Tanggula Station”l the train is runnin

26、g at a high speedl the author has a comfortable journey instead of feeling bored,ignorant of(未意识到的)the passing timeThe journey has been flying by,and before I know it,we have reached Tanggula Station.Located at over 5,000 metres above sea level,this is the highest railway station in the world.In loc

27、ations such as this,the thin air,changeable weather and high levels of UV radiation presented perhaps the greatest challenge for railway workers.To make sure we stayed healthy,several oxygen-making stations were constructed.We were also able to enjoy regular breaks in lower areas.Para.5Fill out the

28、chart about altitude(海拔)unique featurechallenges for railway workershealth facility built accordingly(相应地)5,000 metres several oxygen-making stations thin air,changeable weather,high levels of UV radiationthe highest railway station in the worldTanggula StationPara.6As we pass Cuona Lake,I feel a se

29、nse of pride and achievement.Using thousands and thousands of sandbags,we built a twenty-kilometre wall along the lake to protect it from construction waste.Cuona Lake is so close to the railway that I want to reach out and touch its pale blue mirror-like surface.Water birds playing in the lake,and

30、cattle and sheep wandering the grasslands bring the scenery to life.1.Whats the figure of speech used in“pale blue mirror-like surface”?Whats the function?By comparing the lake surface with mirror,the author makes it easy for readers to image how clear and peaceful the lake surface is.SimileAs we pa

31、ss Cuona Lake,I feel a sense of pride and achievement.Using thousands and thousands of sandbags,we built a twenty-kilometre wall along the lake to protect it from construction waste.Cuona Lake is so close to the railway that I want to reach out and touch its pale blue mirror-like surface.Water birds

32、 playing in the lake,and cattle and sheep wandering the grasslands bring the scenery to life.Para.62.How did the author describe the view of Cuona Lake?Sights Feelings1.pale blue mirror-like surface2.water birds playing in the lake3.cattle and sheep wandering the grasslands wants to touch(to feel)it

33、the feeling of lifePara.6As we pass Cuona Lake,I feel a sense of pride and achievement.Using thousands and thousands of sandbags,we built a twenty-kilometre wall along the lake to protect it from construction waste.Cuona Lake is so close to the railway that I want to reach out and touch its pale blu

34、e mirror-like surface.Water birds playing in the lake,and cattle and sheep wandering the grasslands bring the scenery to life.Read to answer the questions:3.Why does the author feel“a sense of pride and achievement”when passing Cuona Lake?While building the Qinghai-Tibet Railway,they made great effo

35、rts to protect the lake from construction waste,which has made it possible for the lake to demonstrate amazing beauty today.Thus,the author feels a sense of pride and achievement.Para.7The Qinghai-Tibet Plateau has been attracting peoples admiration for centuries.Now,thanks to our efforts,passengers

36、 from all over the country have been enjoying these magical landscapes.I am proud that we built our“impossible”railway,and did so with the care that the environment deserves.It truly is an extraordinary“Sky Railway”.Read to answer the questions:1.Find three aspects for the author to be proud of with

37、in this para.2.Based on the whole text,try to explain why Qinghai-Tibet Railway is truly an extraordinary“Sky Railway”.Para.7The Qinghai-Tibet Plateau has been attracting peoples admiration for centuries.Now,thanks to our efforts,passengers from all over the country have been enjoying these magical

38、landscapes.I am proud that we built our“impossible”railway,and did so with the care that the environment deserves.It truly is an extraordinary“Sky Railway”.Read to answer the questions:1.Find three aspects for the author to be proud of within this para.Thanks to efforts of he and his co-workers,magi

39、cal views of the Qinghai-Tibet Plateau have become accessible to passengers.They overcame challenges others considered impossible to conquer.They also took proper care of environment during construction.Para.7The Qinghai-Tibet Plateau has been attracting peoples admiration for centuries.Now,thanks t

40、o our efforts,passengers from all over the country have been enjoying these magical landscapes.I am proud that we built our“impossible”railway,and did so with the care that the environment deserves.It truly is an extraordinary“Sky Railway”.Read to answer the questions:2.Based on the whole text,try t

41、o explain why Qinghai-Tibet Railway is truly an extraordinary“Sky Railway”.Because it is an“impossible”railway in the world with the care theenvironment deserves and a record to overcome the most difficultengineering challenges.P64ChallengesSolutionsTo protect wild animals.1._ have been built under

42、the railway to allow the animals to 2._ _.Thirty-three passages move safely and freely in their natural habitatChallengesSolutionsTo 3._.675 bridges with 4._ _ were built between Golmud and Lhasa.140,000 square metres of wetland were 5._ in order to protect its district ecosystem.a total length of a

43、bout 160 kilometresmoved to a new area prevent damage to wetlands and grasslandsChallengesSolutionsTo make sure the workers stayed healthy.6._ were constructed.The workers also enjoyed 7._ in lower areas.Several oxygen-making stationsregular breaks ChallengesSolutionsTo 8._.Thousands and thousands o

44、f sandbags were used to 9._ along the lake to 10._.protectCuona Lake build a twenty-kilometer wall protect it from construction waste 1.Which of the solutions are you most impressed by?Why？2.Which words in the passage are used to describe the Qinghai-Tibet Railway?Sky Railway,impossible,highest,extr

45、aordinary.What other words could you think of to describe it?We can also say it is a miracle,great achievement,etc.IVPost-reading The Qinghai-Tibet Railway is a record of all efforts to overcome the most difficult engineering challenges.The first landmark is the Qingshuihe Bridge,the worlds longest

46、bridge built 1._ permafrost.Thirty-three passages 2._ (build)under the railway to allow the animals 3._(move)safely and freely in their natural habitat.To prevent damage to wetlands and grasslands,675 bridges with a total length of about 160 kilometres were built between Golmud 4._ Lhasa.Even 14,000

47、 square metres of wetland 5._(move)to a new area to protect its distinct ecosystem.over have been builtwere movedand to move 6._(locate)at over 5,000 metres above sea level,the Tanggula Station is the 7._(high)railway station in the world.At Cuona Lake,thousands and thousands of sandbags were used t

48、o build a twenty-kilometre wall along the lake to protect it from construction waste.Thanks to the great efforts,the“impossible”railway was built.And 8._ the same time,the environment was protected.It is truly an extraordinary“Sky Railway”.highestLocatedat1.What changes do you think the Qinghai-Tibe

49、t Railway has brought to the people living along the railway?2.What method did you use to collect information?How did the information help you to better understand the passage?1.What changes do you think the Qinghai-Tibet Railway has brought to the people living along the railway?It has helped to pr

50、omote the local economy.The opening of the Qinghai-Tibet Railway thoroughly broke the long-term transport bottleneck(瓶颈)restricting Tibet.More and more specialties of Tibet have been transported to the hinterland by the railway and sent to the world.The average annual growth rate of Tibets GDP from