Unit 1 Nature Period 8 Further Exploration & Self-Assessment （ppt课件）-2023新上外版（2020）《高中英语》必修第二册.pptx

1、Further Exploration&Self-AssessmentUnit 1 NATURE Period 8Lead in In the middle of the picture was the Suzhou Creek in 1980s.Water in the small river was so seriously polluted that no fish or shrimps could live in it.Bring Back a Clean Suzhou CreekLead in From 1993 to 2008,three major projects had be

2、en carried out to clean up the small river.In the picture,we can see a big equipment was working.Bring Back a Clean Suzhou CreekLead in Today,Suzhou Creek has turned into a leisure place for residents.Bring Back a Clean Suzhou Creek Fish and shrimps have returned back to the clean creek.Share the St

3、ory Wu An Household Waste Treatment In the 1990s,household waste pollution was a serious problem in countryside across China.Wu An,a small city in Hebei province,was no exception.Wastes were dumped in rivers,ditches,and even on the road,sending out horrible smells.Share the Story Wu An Household Was

4、te Treatment The ditches were quickly filled up with all kinds of garbages.Strong wind-blows would bring the plastic bags up dancing in the sky and the smelly dusts rushing into your face.Share the Story Wu An Household Waste Treatment Later,simple garbage pools were built on the road for people to

5、put trash in.Yet quickly the garbage pools were filled up and the trash flowed out onto the road.Household waste has become a tough problem.Share the Story From 2015 to 2019,a green campaign called“Trash into Dustbin”was launched to fight against garbage littering.Wu An Household Waste Treatment Fir

6、st,every household got a free blue dustbin to put household trash in.Share the story Then the dustbinman came to collect the household trash at a fixed time according to the schedule Wu An Household Waste Treatment Share the story The dustbinman drove an electricaltricycle with a bigsquare dustbin.V

7、illagers dumped their household trash into the container.Wu An Household Waste Treatment Share the Story When the tricycle finished its collecting work,it drove to the garbage gathering station.In the picture,the dustbinman is unloading the trash into the underground trash gathering station.Wu An Ho

8、usehold Waste Treatment Share the story A second way of trashassembling is putting aa big-size dustbin on theroad in the village.When the dustbin is full,Wu An Household Waste Treatment a hook car will hook it away and drive to thenearby gathering stationwhile an empty dustbinis placed instead on th

9、e site.Share the story All the operations are done automatically by a machine arm.During the aboarding process,the dustbin is closed so that no trash will be leaking out.Wu An Household Waste Treatment Share the story.A trash transfer station is built nearby the village.All the wastes collected will

10、 be stored here temporarily for special trucks to carry them away.Wu An Household Waste Treatment Share the story This is the inside of a trash transfer station.Wu An Household Waste Treatment Share the story A machine arm holds the garbage in a scoop and put them onto the garbage trucks.The operato

11、r works behind a large shield ofglass window.Wu An Household Waste Treatment Share the story Where do these trash go?This is their destination Xinfeng Trash Recycling Plantswhere the wastes will be processed.Wu An Household Waste Treatment Share the story The small red spots in the picture are villa

12、ge-level garbage gathering station.We can see that these red spots havecovered almost all the area in the picture.The blue spots are garbage transfer stations.Wu An Household Waste Treatment Share the story Wastes are put on the stream lines to be filtered,then separated and sent todifferent section

13、s for futher treatment.After bio-safty disposal,the non-recyclable wasteare buried at the fixed site.The recyclable trashwill be further processed for reuse.Wu An Household Waste Treatment Share the story This is the airview map of Xinfeng Waste Treatment working area.The waste treatment project now

14、 can process 600 tons of countrysidehousehold garbage per day,whose capacitycovers 502 villages.Wu An Household Waste Treatment Share the story Now the street is clean.Lines of dustbins stand by the doorstep to each house.Wu An Household Waste Treatment Even the old small lane in downtown areais nea

15、t and tidy.Welcome to Wu An.Self-Assessment Expected Learning Outcomes of Unit 1A.Understanding and explaining the connections between things in nature and the importance of the balance of natureB.Describing a scene in a landscape painting or a photoC.Understanding or describing the feelings express

16、ed in a song or a poemD.Comparing peoples attitude towards natureE.Using a table to group informationSelf-Assessment Expected Learning Outcomes of Unit 1G.Maintaining good posture and eye contact with my audience in a presentationH.Writing a descriptive paragraph in spacial orderF.Predicting content

17、 based on images acquired while watching a video silentlySelf-Assessment 1.Which of the above aims have you done well?I think I have achieved Goal A understanding and explaining the connections between things in nature and the importance of the balance of nature.Self-Assessment Everything in Nature

18、Is Connected.The sky,mountains,lakes,forests,grassland,and all the living creatures form a great system,in which every thing connects with one another in an visible or invisible way.Harms done to any part of the system may lead to serious damages to the others.Self-Assessment 2.How do you have a goo

19、d understanding of the connections between things in nature?Take the global warming as an example.If the temperature keeeps rising on earth,the icebergs on land would melt,which would directly damage the habitats of polar bears and penguins.So keeping the balance of temperature is very important.Sel

20、f-Assessment 3.Which of the above do you still find difficult?Why?I find it difficult to keep eye contact with my audience while I am making a presentation.Because I am shy.My face will flush if I stare at someone for a few seconds.Self-Assessment 4.What do you plan to do if you find something diffi

21、cult?Generally,I will sleep it over if I find something difficult.But if the next day I am still troubled by the same problem,I will face the music.For example,I plan to practice staring at myself in the mirror at first.I will try to smile while I look into my own eyes.Maybe next time when I make a

22、speech,I will feel easy to keep eye contact with my audience.SummaryWhat have we learnt today?Doing sefl-assessment Understanding and explaining the connectedness and balance of nature Sharing a story of efforts made to treat household garbage in Wu An City Understanding or describing the feelings e

23、xpressed in a song or a poem Describing a scene in a landscape painting or a photoSummaryWhat have we learnt today?Doing sefl-assessment Comparing peoples attitude towards nature Using a table to group information Predicting content while watching a video silently Maintaining good posture and eye contact with my audience in a presentation Writing a descriptive paragraph in spacial orderHomeworkMore Story Sharing Work in groups and share more stories of conservation projects done to restore the beauty of nature.