Unit 4 Reading and Thinking (ppt课件) -2022新人教版（2019）《高中英语》必修第三册.pptx

1、Book3 Unit4 Book3 Unit4 SPACE EXPLORATIONSPACE EXPLORATIONREADING AND THINKING READING AND THINKING Learning Objectives:By the end of the class,you will be able to1.reflect on the development and meaning of space exploration;2.summarize the main idea of each paragraph;3.analyse the organisation and

2、language features of a popular science article;4.talk about your opinion on space exploration.SPACE:THE FINAL FRONTIER 太空:最后的边境 星际迷航最后一段舰长的独白星际迷航最后一段舰长的独白Space,the final frontier.These are the voyages of the starship Enterprise.Its continuing mission,to explore strange worlds,to seek out new life an

3、d civilisations.to boldly go where no man has gone before.宇宙，最后的边界。这是企业号星舰的宇宙，最后的边界。这是企业号星舰的航程：她将继续去探索新世界，寻找新航程：她将继续去探索新世界，寻找新生命和新文明，勇敢地航向前人所未至生命和新文明，勇敢地航向前人所未至的领域。的领域。NoImagefrontier:the border of a country 国界，边境国界，边境 Before you read,look at the title and the photos.Discuss these questions in pairs

4、.1.What do you think are the main reasons for space exploration?2.What do you expect to read about in this text?Before Before Reading Reading The main reason for space exploration are to further human exploration and to gather knowledge of the universe.I expect to read about the future of space trav

5、el.1.What kind of passage is it?A.News report.B.Science article.C.Popular science article.2.Where can you find this kind of passage?A.Science website.B.News website.C.Story book.Before Before Reading Reading Read the text.Several sentences have been removed from it.Choose the correct sentence(A-D)to

6、 fill each gap.While While Reading Reading 2.Read the text.Several sentences have been removed from it.Choose the correct sentence(A-D)to fill each gap.While While Reading Reading BDA Read the text.Several sentences have been removed from it.Choose the correct sentence(A-D)to fill each gap.While Whi

7、le Reading Reading CTopic sentence 3.Use your own words to summarise the main idea for 3.Use your own words to summarise the main idea for each paragraph.each paragraph.Para 1:People are _and scientists Para 1:People are _and scientists _._.Para 2:In the 20th century,_.Para 2:In the 20th century,_.P

8、ara 3:Humans _ in spite of _.Para 3:Humans _ in spite of _.Para 4:Chinas space programme _.Para 4:Chinas space programme _.Para 5:The future of space exploration _.Para 5:The future of space exploration _.While While Reading Reading SPACE:THE FINAL FRONTIER 太空太空:最后的边缘最后的边缘“Are we alone?Whats out the

9、re?Looking up at the stars,people have always wanted to learn more about space,curious about spaceWhile While Reading Reading SPACE:THE FINAL FRONTIER and scientists work hard to find answers.They make vehicles to carry brave people into space to find out the secrets of the universe.They also really

10、 wish to discover other planets that are suitable to support life.Para 1:Humans have always had a natural curiosity Para 1:Humans have always had a natural curiosity about space.about space.scientists work hard to find answers.They make vehicles to carry brave people into space to find out the secre

11、ts of the universe.They also really wish to discover other planets that are suitable to support life.Para 2 Before the mid-20th century,most people felt travelling into space was an impossible dream.However,some scientists were determined to help humans realise their dream to explore space.After man

12、y experiments,they succeeded in making rockets that could escape Earths gravity.On 4 October 1957,the Sputnik 1 satellite was launched by the USSR and successfully orbited around Earth.Afterwards,the USSR focused on sending people into space,and on 12 April,1961,Yuri Gagarin became the first person

13、in the world to go into space.Over eight years later,on 20 July 1969,American astronaut Neil Armstrong stepped onto the moon,famously saying,That s one small step for(a)man,one giant leap for mankind.Following this,many more goals were achieved.For example,Americas NASA space agency launched Voyager

14、 1 on 5 September 1977 to study deep space,and it still transmits data today.Para 2 Before the mid-20th century,most people felt travelling into space was an impossible dream.However,some scientists were determined to help humans realise their dream to explore space.After many experiments,they succe

15、eded in making rockets that could escape Earths gravity.On 4 October 1957,the Sputnik 1 satellite was launched by the USSR and successfully orbited around Earth.Afterwards,the USSR focused on sending people into space,and on 12 April,1961,Yuri Gagarin became the first person in the world to go into

16、space.Over eight years later,on 20 July 1969,American astronaut Neil Armstrong stepped onto the moon,famously saying,That s one small step for(a)man,one giant leap for mankind.Following this,many more goals were achieved.For example,Americas NASA space agency launched Voyager 1 on 5 September 1977 t

17、o study deep space,and it still transmits data today.Para 2:Space travel became a reality in the 20th century,with American and Soviet space missions.scientists effortsscientists effortsachievements made by the USSRachievements made by the USSRachievements made by the USAachievements made by the USA

18、Para 3 Although scientists try to make sure nothing goes wrong,accidents can still happen.All the astronauts on the USSRS Soyuz 11 and Americas Challenger died during their missions.These disasters made everyone sad and disappointed,but the desire to explore the universe never died.This is because p

19、eople believe in the importance of carrying reasonon space exploration despite the huge risks.An example of this exampleongoing work is the International Space Station.It orbits Earth and has astronauts from different countries on board providing a continuous human presence in space.Para3:Space trav

20、el has always involved great risk,but despite the risks exploration continues.risks/setbacksdeterminationPara4 Chinas space programme started later than those of Russia and the US,but it has made great progress in a short time.China became the third country in the world to independently send humans

21、into space in 2003,when Yang Liwei successfully orbited Earth in the Shenzhou 5 spacecraft.Then Shenzhou 6 and 7 completed a second manned orbit and the first Chinese spacewalk,followed by the vehicle Jade Rabbit being sent to the moon to study its surface.After that,China launched the Tiangong 2 sp

22、ace lab into space and Tianzhou 1 to dock with it.This signalled one step further in China s plan to establish a space station in the future.More recently,China has sentChange 4 to explore the surface of the far side of the moon to make measurements and observations.Para4:China has made great progre

23、ss in space exploration,becoming only the third country to send humans into space.but but 后就是主题句后就是主题句Para 5 The future of space exporation remains bright.Europe,the US,and China all have plans to further study and explore planets like Mars and Jupiter.Despite the difficulties,scientists hope future

24、 discoveries will not only enable us to understand how the universe began,but also help us survive well into the future.Para 5:The future of space exploration looks bright,as many countries are planning furtehr missions.主题句主题句文本结构文本结构1.Did the author use technical terms(学术用语)to explain science?Who m

25、ight be the readers of such an article?2.In this article,what writing techniques(写作手法)are used?Find the sentences.No.he doesnt.The readers might be ordinary people.For example:Are we alone?Whats out there?Technique questions are used here to attract readers attention.In popular science articles,some

26、 writing techniques are used,such as giving examples,making comparisons,using quotes,listing data or numbers.While While Reading Reading Sentences using writing techniques:1.Neil Armstrong stepped onto the moon,famously saying,Thats one small step for a man,one giant leap for mankind.2.For example,A

27、mericans NASA space agency launched Voyager 1 on 5 September 1977 to study deep space.By using quotes,the author proves the importance of Neil Armstrong stepping onto the moon.By giving example,the author proves many more goals were achieved after the first try.Sentences using writing techniques:3.A

28、n example of this ongoing work is the international Space Station.4.China became the third country in the world to independently send humans into space in 2003.By using quotes,the author proves the importance of Neil Armstrong stepping onto the moon.By giving example,the author proves many more goal

29、s were achieved after the first try.DiscussionDiscussionWhy does the title“Space.The Final Frontier”mean to you?Share your ideas with the whole class.Post Post Reading Reading The word “final”implies that there were other human frontiers before space.Examples of human frontiers can include physical

30、frontiers,such as the discover of America,the Arctic,and the deep sea;and scientific frontiers,such as advances in medicine and technology.Why is(or why isnt)space the final frontier?Do we have much more yet to discover here on Earth,or is space the only place real discovery can still be made?”While

31、 I support space exploration,I dont think space is the final frontier just yet.There is still much to learn about the Earth,and we are only at the very beginning of new technological breakthroughs involving information technology and AI.There are many scientific and technological frontiers all around us.Homework1.Retell the passage using your own word.2.Collect information about the USSRs Soyuz 11 and Americas Challenger online.3.Learn about the history of Chinas space programme.