Unit 2 Extended reading （ppt课件）-2022新牛津译林版《高中英语》选择性必修第三册.pptx

1、Extended readingWhy we explore?Reading for structureCould you summarize the reasons for space exploration mentioned in the article?Reasons To satisfy our _ To better understand_ To solve _ To gain _ To _ and _ the next generation big problems and make our lives safer and easiereducateinspireour curi

2、ositythe origin,evolution and likely future of the universe.great economic valuePara.1:introduction What is the reality of space exploration?difficulttime-consumingdangerousmoney-consumingHow does the author introduce the topic?By presenting the reality of space exploration and some doubts about it.

3、Para.2:natural curiosity Why does the author quote the saying of Stephen Hawking?“Remember to look up at the stars and not down at your feet.Try to make sense of what you see and wonder about what makes the universe exist.Be curious.”Para.2:natural curiosity What does that in Line 16 refer to?Why do

4、es the author mention Change”?Do you know any ancient tales that reflect humans curiosity?the tale of ChangeKuafu Ran after the SunWanhu challenged the spacePara.2:natural curiosity How do you understand the sentence?“With each space mission comes greater insight,thus motivating us to continue along

5、 the same path of adventure”?(lines17-18)Driven by curiosity,humans never stop the adventure into new places.In this continuous process,humans become more insightful and knowledgeable about the universe,which in turn motivates mankind to explore further.Para.3:better understanding What fundamental q

6、uestions can exploring space address?What facts have been confirmed and what questions remain to be answered?An understanding of the _,_,and _ of the universe.futureorigin evolutionPara.4:wide application How does the author support his opinion?What are the examples mentioned?Do you know any other a

7、pplications of the space exploration technology?Para.5:economic value What economic benefits do space exploration bring?workers behind the scenesPara.6:education and inspiration How can the space exploration benefit the young?shape_;motivate_;keep_;ensure_.childrens lives foreverthe young to aim hig

8、htheir thirst for knowledge alivefurther advancesPara.6:education and inspiration Why does the author think providing education and inspiration for the next generation is the biggest reason for space exploration?Children are a nations and even the worlds future.Humans should not only pass on knowled

9、ge,but also ensure future generations have a thirst for knowledge.Amazing work done by great scientists,astronauts and other support staff may deeply inspire children to work hard.Discussion The article talks about the advantages of space exploration.Do you agree or disagree the authors opinion?B6U2

10、 Extended readingWhy we explore?Language focusSentences The reality is _ space exploration is extremely difficult and dangerous.(line 3)_ we are fascinated by the sky evident in ancient tales from around the world,such as _ of Change.(line 15)It is through our research into the space _ we have confi

11、rmed _ the earth is round and _ it orbits the Sun.(line23)we may one day answer the question _ is life on other planets.(line 25)Sentences _ each space mission comes greater insight,thus _(motivate)us to continue along the same path of adventure.(line 17)Such wonders _ a space shuttle launch or sstr

12、onauts walking on the Moon are incredibly exciting and inspiring to witness.(line46)It can be these moments _ shape childrens lives forever(line 47)shelter1.uncountable a place to live,considered as one of the basic needs of life 居所；住处 They are in need of food,clothing,shelter and means of traveling

13、.2.uncountable protection from danger or from wind,rain,hot sun etc 遮蔽，庇护，避难 They were standing under the shelter of a huge tree.People were desperately seeking shelter from the gunfire.shelter3.countable a building where people or animals that have nowhere to live or that are in danger can stay and

14、 receive help庇护处，避难处 a homeless shelter an animal sheltershelter1.v.to provide a place where someone or something is protected,保护；掩蔽 Trees shelter the house from the wind.Police are appealing to anyone who may be sheltering the wanted man to come forward.2.v.to stay in or under a place where you are

15、 protected from the weather or from danger 躲避 We sheltered from the rain in a doorway.constant1.usually before noun happening all the time or repeatedly 连续发生的；不断的；重复的 This entrance is in constant use.There was a constant stream of visitors to the house.Amy lived in constant fear of being attacked.He

16、 kept in constant contact with his family while he was in Australia.constant2.staying the same 不变的；固定的；恒定的 It is important to store wine at a constant temperature.You save more gas if you drive at a constant speed.Expressions land on the moon This is clearly not the case.expand understanding of the

17、universe a waste of public purse enhance the quality of our lives keep us adventuring into new places long to visit thick and wild forests climb vast mountain ranges desire to explore the furthest frontier of allspace make sense of be fascinated byExpressions With each space mission comes greater in

18、sight,thus motivating us to continue along the same path of adventure.address fundamental questions earthquake shock absorbers be set up in cities with a high frequency of earthquakes a clean alternative energy source be mass-produced and launched a strong motive for It has been calculated that incr

19、ease byExpressions go far beyond receive widespread media coverage be incredibly exciting and inspiring to witness shape childrens lives forever keep our thirst for knowledge aliveExpressions P27 settle on Mars increase the risks of contracting cancer and other diseases block sunlight from reaching the surface permanent shelter keep inner atmospheric pressure constant be bathed in sunlight continuously meet our energy needs