Unit4 Space Exploration Reading and Thinking ppt课件 -(2022)高中英语新人教版（新教材）必修第三册(1).pptx

1、Unit 4 SPACE EXPLORATION1.reflect on the development and value of space exploration.2.analyze the structure of the article and summarize the main idea of the text.nBy the end of this period,you will be able toAstronautsAliensExplore the spaceTake over the earthHow much do you know about space explor

2、ation?Lead-inLets do a small test.Are you ready?1.There are eight planets in the Solar System.FT TF2.Footprints left by astronauts on the lunar surface(月球表面)would disappear.3.The hottest planet in the solar system is Venus(金星).462 462 TF 4.The human body will explode in space without a spacesuit(太空服

3、).TFBecause human skin is flexible Because human skin is flexible enough to prevent internal enough to prevent internal organs from coming out.organs from coming out.5.There is no sound in space.TFBecause there is no air in space,Because there is no air in space,and air transmits soundand air transm

4、its sound.P401.Before you read,look at the title and the pictures.Then answer the questions.Pre-reading1.What kind of passage is it?A.A piece of news.B.A popular science article.C.A travel journal.D.A novel.2.Where can you find this kind of passage?A.Newspaper B.Novel C.Magazine D.Science book Read

5、the text.Several sentences have been removed from it.Choose the correct sentence to fill each gap.While-readingA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to support life.C.The future

6、of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.3 minsAre we alone?Whats out there?”Looking up at the stars,people have always wanted to learn more about space,and scientists work hard to find answers.They make vehicles t

7、o carry brave people into space and find out the secrets of the universe._.Read for informationA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to support life.C.The future of space explora

8、tion remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.Para.1Read for informationA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to

9、support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.“Before the mid-20th century,most people felt travelling into space was an impossible dream.However,some scientists were determined to help humans

10、realise their dream to explore space._.On 4 October 1957,the Sputnik 1 satellite was launched by the USSR and successfully orbited around Earth.Para.2Read for informationA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other pla

11、nets that are suitable enough to support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity._.All the astronauts on the USSRs Soyuz11 and Americas Challenger died during their missions.These disasters made

12、everyone san and disappointed,but the desire to explore universe never died.This is because people believe in the importance of carrying on space exploration despite the huge risks.Para.3_.Europe,the US,and China all have plans to further study and explors planets like Mars and Jupiter.Despite the d

13、ifficulties,scientists hope future dicoveries will not only enable us to understand how the universe began,but also help us survive welll into the future.Read for informationA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other

14、 planets that are suitable enough to support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.Para.5Match the main idea with each paragraph.(1)Para.1A.Chinas progress of space exploration.(2)Para.2B.The d

15、evelopment of space exploration.(3)Para.3 C.The future of space exploration.(4)Para.4 D.The reasons for space exploration.(5)Para.5E.The risk of space exploration.Read for main ideaCHow to get the main idea?The last sentence of the paragraph.Read the full paragraph carefully and find the words or id

16、eas that repeat themselves.The first sentence of the paragraph.2minsRead the text carefully and choose the correct answers.1.Which satellite was launched by the USSR in 1957?A.Shenzhou 5.B.the Sputnik 1.C.Voyager 1.D.the USSRs Soyuz 11.2.Who was the first person in the world to go into space?A.Yang

17、Liwei.B.Neil Armstrong.C.Yuri Gagarin.D.Liu Yang.3.Who was the first man to orbit Earth in Shenzhou 5 spacecraft?A.Yang Liwei.B.Zhai Zhigang.C.Fei Junlong.D.Jing Haipeng.Read for detailsKey Words!4.In which satellites all the astronauts died during their missions?A.The USSRs Soyuz 11 and Americas Ch

18、allenger.B.Change 4 and Jade Rabbit.C.Challenger and Voyager 1.D.Shenzhou 5 and Shenzhou 6.5.What is the writers attitude to the space exploration?A.Supportive.B.Neutral.C.Objective.D.Negative.Complete the timeline according to the events of space exploration in human history.19571961196919772003the

19、nafter thatrecentlySputnik 1 satellitelaunched byorbited Yuri Gagarinthe first person Neil Armstrong,stepped,saying,Voyager 1,to study,it stillYang Liwei,orbitedinspacecraftShenzhou 6/7 completed,the first,moon.Tiangong 2 space lab,to dock withChange 4Explore the surface of.future.plans.Mars and Jup

20、iter.difficulties.before the mid-20th century.travelling into space.Group Work:Choose a point and draw a picture of the events at that point with your partners.Can you guess when it happened?19571961196919772003after thatfuturebefore the mid-20th centurythenrecentlyPara2:The development of space exp

21、loration.Para3.The risk of space exploration.Para4.Chinas progress of space exploration.Para5.The future of space explorationPara1:The reasons for space exploration.Complete the passage with words from the text.M_ is exploring space in the hope of finding out more about the u_.However,exploring spac

22、e is both dangerous and challenging.One of the most dangerous parts of space exploration is helping people to escape Earths g_.If there is a mistake during the l_,it can lead to an accident that kills everyone on b_.Getting out of o_ and back to Earths surface is also very dangerous.Despite the huge

23、 risks though,people will always continue to explore this final f_ so as to learn its secrets.ankind niverseravityaunchoardrbitrontierHomework1.Read the passage again and find out the expressions that are difficult for you to understand.2.If you are interested in being an astronaut,find more information about how to be an astronaut.