Unit 6 Disaster and hopeUnderstanding ideas（ppt课件）(共44张PPT)-2022新外研版（2019）《高中英语》必修第三册.pptx

1、 第三册 第6单元 Understanding ideas高一年级 英语一、内容介绍what：这是一篇反映单元主题的课文，语篇类型为个人故事。作者结合自身的感受，生动地描述了伦敦的酷热天气，并由反常的天气联想到自然灾害，引发对环境问题的思考。why：思考极端气温可能给人类带来的问题。how：通过判断作者的写作意图、细节理解的思维导图以及开放性问题，深入思考环境问题，探究主题意义。二、新课导入 Activity 1:Look at the pictures.Answer the following questions.1.What is the weather like in these two

2、 pictures?2.How do you feel in such extreme temperature?Pre-reading 1.What is the weather like in these two pictures?It must be hot in the first picture,while in the second its freezingly cold.2.How do you feel in such extreme temperature?Maybe I will feel sick,depressed or dazzled.Pre-readingActivi

3、ty 2:Make a prediction of what the passage is mainly about.Pre-reading三、知识学习 Task 1:Find out what weather the author is experiencing.Fast-reading The author is experiencing the hot weather.From the first sentence,Picking up a free newspaper at the Tube station,I see the title“Hot!Hot!Hot!”Fast-readi

4、ngTube:The London Underground(also known as the“Underground”or the“Tube”)is a public transport system for London and its neighbouring areas.The underground is the worlds first underground railway.Opened in 1863,the network has 11 lines,making it one of the worlds busiest metro system.Picking up a fr

5、ee newspaper at the Tube station I see the title“Hot!Hot!Hot!”Background knowledgeFast-readingTask 2:Read the passage and see whether your prediction is correct.Fast-readingFast-reading The passage is about the authors feelings and concerns on the London Tube on an unusually hot day.Fast-reading Car

6、eful-reading Task 1:Read the passage carefully,and find out which paragraphs are about the authors feelings,which paragraphs are about the authors concerns,and what the authors feelings and concerns are.Careful-reading Careful-reading Task 2:Read the mind map and fill in the blanks.Careful-reading A

7、t the Tube stationInside the trainOut of the station_feelings:concerns:1.Planning for the future,the author should:_2.In the newspaper,with reports of natural disasters around the world,the author thinks he should:_ as the disasters were caused by _ change.Paras_Paras_Careful-reading At the Tube sta

8、tionInside the trainOut of the station_feelings:concerns:1.Planning for the future,the author should:_2.In the newspaper,with reports of natural disasters around the world,the author thinks he should:_ as the disasters were caused by _ change.Paras 1,2,5Paras 3,4unusually hotmelting,a bit sickfresh,

9、comfortableput the flat on the market and buy a boatspeak with the manager about moving to the top floorlearn to swimthink about moving to spaceclimateCareful-reading Careful-reading Task 3:Choose the authors purpose in writing the passage.1.To explain why summers in London are getting hotter and ho

10、tter.2.To complain about the London Tube.3.To warn people about the danger of London being flooded.4.To express his worries about the dangers of extreme weather conditions.四、讲练结合Retelling the passage Task 1:Complete the chart with words and expressions from the passage.Retelling the passage Task2:Pl

11、ease retell the whole passage according to the chart.1.Today,the temperature in London is expected to reach 30 plus degrees!be expected to do:估计，预计，有望成为 e.g.John is expected to come to the party tonight.He is expected to be a professional football player due to his talent and hard work.Language lear

12、ningLanguage learning2.Sure enough,going down the stairs and onto the platform is like jumping into a volcano thats erupting.is like=be similar to “thats erupting”是一个定语从句，先行词为volcano,在句子中作主语。3.I had bacon and eggs for breakfast,and now Im feeling a bit sick I hope I can make it to Bank station.make

13、it=to succeed in getting somewhere in time for something or when this is difficult/to succeed in a particular activity.e.g.Although he was very tired,he made it to his destination.He finally made it as an actor.Language learningLanguage learning4.I should probably put my flat on the market and buy a

14、 boat.on the market=available for people to buy e.g.They knew it wasnt a good time to sell their house,but they still put it on the market.5.That way,when the Thames rises and there is a flood in London,Ill still be able to get to work.rise 升起，起立 vi.arise 出现，产生 vi.raise 提升，提高，筹集，养育 vt.arouse 激发，引起 v

15、t.e.g.The sun rises in the east.Whatever trouble arises,we will have a peaceful mind.We have raised a lot of money to help the poor children in Africa.His report aroused the interest of all.Language learning6.Looking through my newspaper,Im shocked by photos showing that a hurricane in Asia has dest

16、royed a town.looking=adv.(time,reason)showing=attributive e.g.Not knowing her address,we couldnt get in touch with her.(reason)Seeing those pictures,I couldnt help thinking of those memorable days.(time)They built a motorway leading into the mountains.(attributive)=They built a motorway which leads

17、into the mountains.Language learning五、实践应用 Task 1:Think about the following questions and share your thinking.Think and Share Question 1:Do you share the authors concerns about extreme weather conditions?Why?Think and ShareTeachers idea:Yes,I do.Because global warming is a serious problem caused by

18、human actions.Think and ShareQuestion 2:Do you think climate change will affect your life in the future?How would you adapt?Think and ShareTeachers idea:Absolutely!First,we would save water,because it is an essential natural resource.Then,we would focus on ecosystem in the sea.At last,we need to for

19、m a new habit to reduce the climate change.Think and Share Question 3:What concerns do you have about extreme weather?Question 4:How would you do to improve our climate?Think and ShareTeachers idea:I have worried a lot about the ice melting in North and South Pole,because we would lose our home due

20、to a rise in global sea level.Think and ShareTeachers idea:First,I think I would call on people to pay attention to protecting our environment.Then,I would make use of the clean and reusable resources,such as the wind and the solar energy.At last,I would plant more trees in order to raise the earths vegetation plant cover rate.Think and Share I do hope all people will stay together to protect our beautiful and unique home the earth.Conclusion六、课后作业1.Read the passage fluently after class.2.Write a short passage about what the earth will be like in the future.HomeworkThank you for watching!