译林版高中英语选必三Unit2 Extended reading 名校教案.docx

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1、Unit 2 Out of this worldExtended reading: Why we explore内容分析：【What】本板块的语篇取材于杂志，围绕人类探索太空的原因，从五个层面展开论述： 探索未知是人类的天性；太空探索，有助于人类理解宇宙的起源、演变和未来发展; 在太空探索中所取得的技术进步可用于解决人类面临的某些重大问题；太空探索能带 来巨大的经济价值；太空探索可以教育和启迪下一代。Why本文通过引导学生探讨太空探索的意义，使学生了解人类航空航天事业发展 的历史与现状，关注我国太空探索所取得的成就与突破，从而激发学生探索太空的兴 趣，增强民族自豪感。【How】本文的语篇类型为

2、议论文，文章结构清晰，论点明确，逻辑性强，说理严谨， 作者开篇设问：太空探索既充满危险与挑战，又耗费大量财力物力，人类为何仍然坚 持进行探索？随后作者从五个层面论述了其背后的原因，通过引用名人名言、列举事 实、提供数据等论证手段来展开论述。教学目标：By the end of this section, students will be able to:1. summarize the authors arguments fbr space exploration;identify the structure and features of the argumentative essay;2.

3、 critically analyse the advantages and disadvantages of space exploration;strengthen their desire to further explore the unknown field in science.教学重难点：Students will figure out a little bit hard for them to:1. analyse the advantages and disadvantages of space exploration;express their own attitudes

4、towards space exploration.教学过程：Step 1 Lead-inEnjoy a video, introducing some cartoon characters who are exploring the space.After watching the video, students get to talk about the reasons for exploring the space. Another video is provided.Step 2 Fast readingMain ideas of paragraphsListen and then t

5、ell the main ideas of each paragraph.Read the article and complete the chart below.Para 1: Why do we continue to explore space?IPara2: To satisfy humans curiosityPara.3: To better understand the origin, evolution, and likely future or the universePara.4: To solve big problems and make our lives safe

6、r and easierPara.5: To gain great economic valuePara.6: To educate and inspire the next generationReview the main ideas of paragraphsKeywords are given on the screen:Para. 1: Why?Para.2: curiosityPara. 3: understandingPara.4: problem-solvingPara.5: economic valuePara.6: education & inspirationReason

7、s for space explorationHave students talk about the reasons for space exploration: It is our nature to explore. It enables us to learn more about the origin, evolution, and likely future of the universe. Technologies first researched and developed for space exploration can be used to solve some of t

8、he big problems on the Earth. We profit economically from the space industry and it also creates jobs. It educates and inspires the next generation.Step 3 Careful readingHave students read each paragraph and answer the questions:Paia. 1:Q: What is the reality of space exploration?A: Line3-Line5.Q: W

9、hy does the author tell a true story at the beginning of the first paragraph?A: To encourage the reader to think about why humans did not regularly visit other planets in the solar system after Armstrongs landing on the Moon and also to introduce the fact that actually exploration is extremely diffi

10、cult and dangerous.Para. 2:Q: What is our nature in exploration?A: Our curiosity about the unknown has kept us adventuring into new places.We long to visit thick and wild forests, climb vast mountain ranges, and cross deep oceans.翻译：我们渴望探索茂密的原始森林，攀登广袤的山脉，越过深邃的海洋。Q: Why does the author quote the sayi

11、ng of Stephen Hawking? (Iinesl2-15)A: The author quotes Hawkings words to show that it is basic human nature to be curious about the universe. Without curiosity, no mysteries would be solved and no progress could be made. Each small step may further lead to a great leap in discoveringmore.翻译：记住要仰望星空

12、，不要只低头看脚。试图理解你所看到的，思索宇宙为何存在, 好奇一点。Q: How do you understand the sentence With each space mission comes greater insight, thus motivating us to continue along the same path of adventure”? (Iinesl7-18)A: Driven by curiosity, humans never stop the adventure into new places. In this continuous process, hu

13、mans become more insightful and knowledgeable about the universe, which in turn motivates mankind to explore further.Para. 3:Q: What fundamental questions can exploring space solve?A: Exploring space helps address fundamental questions about our place in the universe and the history of our solar sys

14、tem.An understanding of the origin , evolution, and future of the universeOur place in the universeThe history of our solar system The ultimate question:Is there life on other planets?Para. 4:Q: How can these advances help humankind?A: These scientific and technological advances can provide benefits

15、 to societies on the Earth in many areas including health, energy and information technology.Spaceexplorationand developedShock absorbersImproveI our lifeHydrogen fiiel cell vehiclesHealthEnergyInformation technologyA strong motivePaia. 5:Q: What career opportunities are provided for young people?A:

16、 Jobs in the space industry go far beyond the astronauts that receive widespread media coverage. There are many support staff on the ground, such as engineers, mechanics and research assistants.Para. 6:Q: What does the author imply by saying For me personally, this is by far the biggest reason fbr h

17、umanity to explore space”? (lines 45-46)A: In the authors opinion, the positive influence on children is the most significant reason for exploring space. Children are a nations and even the worlds future. Humans should not only pass on knowledge but also ensure future generations have a thirst for k

18、nowledge. Amazing work done by great scientists, astronauts and other support staff may deeply inspire children to work hard.Step 4 DiscussionThe article talks about the advantages of space exploration. Do you agree or disagree with the authors opinion? Why?1. Our exploration of space has already ta

19、ught us many things. What do you think the future of space exploration holds for human understanding? Give reasons for your opinion and support your reasons with evidence.Step 5 Language points. it is a waste of the public purse and does nothing to enhance the quality of our lives, (lines 6-7)enhanc

20、e v.提高，改善，增强/工nhaens/to enhance something means to improve its value, quality, or attractiveness. 提高 Large paintings can enhance the feeling of space in small rooms.大幅画作能增加小房间的宽敞感。1. We long to visit thick and wild forests. (lines 10-11) long v.渴望. She longed(back) in China.1. . They long a chance t

21、o visit Shanghai.Answers: to be back; forThat we are fascinated by the sky is evident in ancient tales from around the world, such as that of Chang,e. (lines 15-16) 放在句首的that从句是主语从句 请用另外一种表达方式改写句子：It is evident that we are fascinated by the sky.句中的that指代的是ancient taleWith each space mission comes gr

22、eater insight, thus motivating us to continue along the same path. (lines 17-18)Greater insight comes with each space mission.2. It is through our research into space that we have confirmed that the Earth is round and that it orbits the sun. (lines 23-24)It is this kind of inspiration that keeps our

23、 thirst for knowledge alive and ensures that. (lines 49-51) 这两句话都是强调句句1强调的是的rough our research,在原句中做方式状语(成分)句2强调的是this kind of inspiration,在原句中做主语(成分)3. As we learn more about the universe, we may one day answer the question whether there is life on other planet, (lines 24-25)the question后面的whether引

24、导的是同位语从句1) . It was a question whether the girl should get married. 主语从句. The question is whether they will support the plan. 表语从句2) . The question, whether we need it, has not yet been considered. 同位语从句Shock absorbers originally applied to the space shuttle launch have also been set up in the citie

25、s with a high frequency of earthquakes . (lines 28-30).and it is likely that hydrogen fuel cell vehicles will be mass-produced and launched in the near future, (lines 32-34)句1中的launch是名词,意思为发射句2中的launch是动词,意思为投放市场The oil tanker was launched last year. 下水4. Jobs in the space industry go far beyond th

26、e astronauts that receive widespread media coverage, (lines 41-42)coverage U新闻报道，报道量；覆盖范围We have got good media coverage for the launch of the new model.传播媒介对我们的新型产品投放市场作了有利的报导The proportion of vegetation coverage in this area is 52.7%.这个地区植被覆盖面积是52%.5. For me personally, this is by far the biggest

27、reason for humanity to explore space, (lines 45-46)by far得多，到目前为止(常可以用来修饰比较级和最高级)He is by far the cleverer than her.He is clever by far than her.Step 6 Text reviewOur curiosity about the(know) has kept us(adventure) into new places.1. We long(visit) thick and wild forests.2. we are fascinated by the

28、 sky is evident in ancient tales from around the world, such as of Change.3. With each space mission(come) greater insight, thus(motivate) us to continue along the same path.4. It is through our research into space we have confirmed that the Earth is round andthat it orbits the sun.5. As we learn mo

29、re about the universe, we may one day answer the question there is life on other planet.6. Shock absorbers originally applied to the space shuttle launch(set up) in the cities with a high frequency of earthquakes.7. Jobs in the space industry go far beyond the astronauts that receive widespread media(cover).8. It is this kind of inspiration that keeps our thirst knowledge alive and ensuresthat.Answers: 1. unknown, adventuring 2. to visit 3. That, that 4. comes, motivating5. that 6. whether 7. have been set up 8. coverage 9. forStep 7 Homework教学反思