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

1、Nurturing NatureUluru,AustraliaIguazu FallArgintina and BrazilHuanglong,ChinaMount Kilimanjaro,TanzaniaStarting outWhat nature can do to us humans?Nature can provide everything humans need to survive and live better.Nature is offering humans with fresh air to breath,clean water to drink and various

2、food to eat.Its absolutely right that humans cant live without nature.What can we humans do to nature？Unfortunately,man asks for more and more from nature.As a result,the environment has been seriously polluted by chemical wastes.And a variety of wild animals are being hunted and killed.Naturally,ma

3、ny species of plants and animals are disappearing from the earth and the balance of the nature is being upset.Now nature has taken revenge on man.It is clear that nature is full of power and man has the ability to nature,to nature and the nature but not the ability to nature or nature.Humans can exp

4、lore nature.Humans can reform nature.Three Gorges DamHumans can appreciate nature.Uluru,AustraliaIguazu FallArgintina and BrazilHumans can protect nature.Have you ever been to the place before?How would you go to the place in the pictures？TibetThe Sky Railway7 years of hard work and 1956 kilometersQ

5、inghai-Tibet Railway is a national Railway connecting Xining city of Qinghai Province to Lhasa City of Tibet Autonomous Region.Read the passage and find out why the railway is particularly special to the author.A.I am proud of the Qinghai-Tibet Railway.B.Why we built some bridges.C.While building th

6、e great railway,we managed to protect the ecosystem.D.I was about to travel along the Qinghai-Tibet Railway.E.What was done to protect railway workers.F.What was done to protect Cuona Lake.Para.1Para.2Para.3-4Para.5Para.6Para.7Read the passage and match the main idea to each part.Read the passage an

7、d match the main idea to each part.12between Golmud and Lhasa4Cuona Lake3Tanggula Station1.Sitting 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 t

8、ime,the song Sky Railway”has been playing 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.wind(v.)蜿蜒蜿蜒 The river winds through the hills.The road winds around the lake.2.I was one of the people wh

9、o 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 difficult engineering challenges.How to protect the delicate ecosystem was among the top concerns.3.The first landmark to catch my eye is t

10、he 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 and freely in their

11、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.adj.adj.极好的极好的;辉煌的辉煌的;壮观的壮观的;杰出杰出的的vi.vi.快速行进快速行进4.To prevent damage to wetands and grasslands,675 bridges with

12、 a total length of about 160 kilometres were built between Golmud and Lhasa.We even moved 140,000 square metres of wetland to a new area in order to protect its distinct ecosystem.adj.adj.不一样的；明显的；清楚的；不一样的；明显的；清楚的；5.The journey has been flying by,and before I know it,we have reached Tanggula Station

13、.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 the greatest challenge for railway workers.To make sure we stayed healthy,several oxygen-making s

14、tations were constructed.We were also able to enjoy regular breaks in lower areas.present v.present v.呈现；展现呈现；展现6.As we pass Cuona Lake,l 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 wa

15、ste.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 cattle and sheep wandering the grasslands bring the scenery to life.pale pale adj.adj.浅的；淡的浅的；淡的;苍苍白的白的;7.The Qinghai-Tibet Plateau has been attracting p

16、eoples admiration for centuries.Now,thanks to 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.Thirty-three pass

17、agesmove safely and freely in their natural habitatprevent damage to wetlands and grasslandsa total length of about 160 kilometresmoved to a new areaSeveral oxygen-making stationsregular breaksprotect Cuona Lakebuild a twenty-kilometre wallprotect it from construction wasteThink and Share1.Which wor

18、ds in the passage are used to describe the Qinghai-Tibet Railway?What other words could you think of to describe it?Sky Railway,highest,impossible,extraordinary;It is a miracle and great achievement.2.What changes do you think the Qinghai-Tibet Railway has brought to the people living along the rail

19、way?The railway has made it convenient for people to travel around;it has promoted the local economy;it has improved peoples living standard.Taking years to complete,the Qinghai-Tibet Railway is a record of all the efforts to overcome the most difficult challenges.The first landmark to catch my eye

20、is the Qingshuihe Bridge.In order to protect wild animals,thirty-three passages have been built under the railway.To prevent damage to wetlands and grasslands,675 bridges were built between Golmud and Lhasa.Tanggula Station is the highest railway station in the world.To make sure we stayed healthy,s

21、everal oxygen-making stations were constructed.Along the Cuona Lake,we built a twenty-kilometre wall to protect it from construction waste.SummaryChoose the best answer according to the passage.1.Whats the authors purpose in writing the passage?A.To prove that humans can conquer nature.B.To highligh

22、t the amount of work required to build the Qinghai-Tibet Railway.C.To praise the workers efforts in building the Qinghai-Tibet Railway.D.To prove that humans cant survive without nature.NoImage2.What do you konw from the passage?A.The splendid Qingshuihe Bridge is the worlds highest one built over p

23、ermafrost.B.Among the difficult engineering challenges,how to protect the wild animals was the top concern.C.A twenty-kilomter wall was built along Cuona Lake to protect it from construction waste.D.The speed of a train is limited to 100 kilomters an our on the Qinghai-Tibet Railway.NoImage3.Which is right about the Qinghai-Tibet Railway EXCEPT_?A.Tanggula Station is the highest station in the world.B.Qingshuihe Bridge is the worlds longest bridge built over permafrost.C.Qinghai-Tibet Railway has the largest number of bridges along its way.NoImage