英语公开教学课件.ppt

1、,Communication Workshop,Hubble Telescope,Objectives In this lesson, we will be able to 1. practice matching paragraphs with headings; 2. practice matching written expressions with colloquial expressions; 3. classify and use linking words to express reason and purpose; 4. learn some idiomatic express

2、ions;,Who is she ? What is the story mainly about?,Lead in Discussion (pair work),According to the Chinese myth, ChangE flew to the moon after taking some medicine which did wonders .,嫦娥一号（ChangE 1），2007年10月24日18时05分成功发射升空。是我国自主研制，发射的第一个月球探测器，整个奔月过程需89天，绕月飞行一年，执行完任务后不再返回地球。,嫦娥一号于2009年3月1日16时13分10秒成功

3、撞月，为二期登月工程做技术准备，并探测更深层的月壤。,More than a 1,000 years ago, it was merely a legend that Change flew to the moon, the Chinese then never dreamt that such a legend would come true. Today with the advance of science and technology, the Chinese, in her ambitions to become a global space power, have made it

4、to the moon .,The film () , co-produced in 1968 by US and Britain, predicted that in the fictional universe, human developed faster-than-light space travel after surviving 21st-century WWIII .,Lead in Discussion (pair work),Upon seeing the pictures, what will come into your mind?,美国铱卫星公司的“铱 33” 卫星和俄

5、罗斯的“宇宙2251” 军用通讯卫星于2009年2月10日在西伯利亚上空约800公里处相撞。截至美国东部时间12日上午的统计显示， 有500个到600个碎片在轨道漂浮。 新京报2009年2月13日周五 A07版,It is the first known collision between 2 satellites that occurred on 10 February, 2009. Even though thousands of satellites have been launched, the low collision rate is caused due to the great

6、 vastness of space. However, a defunct Russian communication satellite named Cosmos 2251 smashed into an operational satellites named Iridium 33 over Siberia.,Both satellites were destroyed, which increases the risk that other operating satellites might be struck by a harmful fast-moving projectile.

7、 The collision occurred in low East orbit only 750 kms up, a height shared by moving satellites but significantly higher than the 350km- high human-occupied International Space Station (ISS). The collision could render future human spaces flights by increasing the risk of smash and decreasing the li

8、fetimes.,Lets move to the text and see how the space has been explored during the last five decades ?,Space exploration contributes not only to the improvement of the quality of human life, but also to our understanding of the interdependence of all beings.,启发意义：人类文明编年史从国家疆域，地球村落，进入光速世界。,Before Read

9、ing : Guess the possible new words in the text.,1. China and Russia re-confirmed the boundary last year.,the official line that marks the edge of a town, country, etc. draw a boundary line,2.Most public facilities and transport are barrier-free in Beijing .,a gate of fence preventing people from mov

10、ing in a particular direction,3. The beauty of the primitive forest is striking.,belonging to an early stage of human beings , plants or animals,primitive forest,4. Jack seems to have become a permanent fixture in her life now.,continuing, everlasting,6.A childrens toy-the top-spins around the point

11、 when it is twisted.,turn around quickly,Pre-reading Prediction,Just from reading the title Space: The Final Frontier, make a prediction about the main idea of this article and. Write it below.,I think this article will be mainly about _ .,Next, ask several questions that you would like to have answ

12、ered by the time you finish this article. .,First Reading (Individual Work),Ex.1 Read the article and match these headings with the paragraphs (A-F).,Recent Interest Early Space Exploration Introduction Conclusion Into Deep Space Chinas Contribution,C B A F D E,Ex.2 Find sentences in the text that m

13、ean the same as these colloquial sentences. Paragraph letters are in brackets.,The space age kicked off when they sent up Sputnik1. (B),The age of space exploration began in 1957, when Sputnik 1 was launched by the Soviet Union.,2. The final part of early space exploration was the moon landing. (B),

14、 ,which ended with the US putting a man on the moon in 1969,Second Reading (Individual Work),3. Space exploration is in again because of that new telescope. (C),Recently there has been another burst of interest in space as a result of the Hubble Telescope.,4. Its so good that its found loads of new

15、planets. ( C ),The telescope is so precise that over fifty new planets have been located beyond our solar system.,5. They re going to send out cameras to find places like Earth. (D),Further space projects such as Deep Space, will send out cameras in order that they might find Earth-like planets wher

16、e might be life.,Ex.3 Match these words with the idiomatic expressions from the text in italics. (1-5),all over the world, a stage on the way, the possibilities are endless, decreased, shown weve been there,We have left our mark everywhere. 2. All four corners of the globe. 3. The number of manned f

17、lights dropped off. 4. Its a stepping stone. 5. The sky is no longer the limit.,Third Reading : Ex.4 Classify the linking words underlined in the text as a or b. ( Individual Work),reason-explains the cause of an action b) purpose- shows the aim of an action,Para A. our ancestors left Africa (1) to

18、spread out all over the world. Para C. Recently there has been another burst of interest in space (2) as a result of the Hubble Telescope. Para C. It was launched in 1990 (3) so that astronomers could observe space without the Earths atmosphere being a barrier.,purpose,reason,purpose,Para C. Other e

19、xciting developments include two other projects (4) for exploring our solar system Para D. The international Space Station is now being built in the Earths orbit and soon will be working as a permanent manned scientific base, (5) so as to research life in space and provide a stepping stone (6) in ca

20、se future manned flights are sent out. Para D. Further space projects such as Deep Space, will send out cameras (7) in order that they might find Earth-like planets where there might be life.,purpose,purpose,reason,purpose,Para E. The Success of Shenzhou V was important (8) as it was the first step

21、in Chinas manned space programme. Para E. The next step will be to send astronauts into the Earths orbit (9) in order to set up space stations to conduct experiments. Para E. (10) Due to Chinas rapidly developing space programme, this could be sooner rather than later.,reason,purpose,reason,purpose,

22、in order that,for,so that,in order to,to,so as (not) to,reason,as a result of,due to,as,in case,Summary Quiz (Pair Work),Fill In The Form With Detailed Information The Initial Stage of Space Exploration,1957,the start of space exploration,the first successful manned flight,putting a man on the moon,

23、providing views such as dying stars and black holes, locating over 50 new planets,as a permanent manned scientific base,Earth-like planets,a permanent base,Conclusion: We are still in the initial stage of space exploration, but the possibilities are endless. Provided that people remain interested, t

24、he sky is no longer the final frontier.,Words and Expressions,fade ( away): vi. to gradually disappear e.g. Hopes of an early end to the financial crisis on the global level are beginning to fade. e.g. The applause faded away, leaving the speaker with a sense of unease. 2. drop off: to fall to a low

25、er level or amount e.g. The employment rate of the graduates has dropped off rapidly due to the world-wide financial chaos. e.g. Interest in stocks and shares has dropped off recently as a result of financial slowdown.,3. rather than: instead of 而不是 e.g. Rather than go straight on to university, why

26、 not get some work experience first? e.g. The American newly-elected President Obama decided face rather than avoid the thorny challenges so as to keep his early promise. 4. have come a long way: to have made a lot of progress 有长足进步； 极大发展 e.g. We have come a long way since then, and one of the great

27、est stresses in the world today is loneliness. e.g. Computer science has come a long way since the 1970s.,Second Period,Writing,Quick Response About The Events According To The Text: ( Pair Work),1957 1961 1969 1970 1990 2003,the start of space exploration,the first successful manned flight,US putti

28、ng a man on the moon,Chinas successful launch of DFH,the launch of Hubble Telescope,Chinas successful launch of SZ V,Important Elements in Writing,introduction,background or history,the present situation,the future,conclusion,Writing an article for a local magazine about a subject you are interested

29、 in, follow the stages.,Stage 1. Choose a subject that interests you, e.g. ballet, computers, the Olympics. Make a list of places where you can find information. Example website- www. ballet. com magazine- Dance today books-The History of Ballet television-Come Dancing radio-arts programmes,Stage 2.

30、 Find information. Write notes and organizes them into 5 paragraphs.,对资料的占有和选择从技术和时空角度不可行,Stage 3. Use your plan to write an article.,Stage 4. Check your article.,Narration,When planning a narrative, the writer should consider these five aspects:,1. Context The immediate introduction of the topic wi

31、ll provide the readers a context.,2. Selection of details An adequate number of relevant details can give the readers a clear idea about what is happening.,3. Organization Events are usually related in chronological order. (One paragraph about significance of the writing or prediction can be added a

32、t the ending.),4. Point of View The expression of views should be objective, truthful, which can lead to a natural conclusion.,5. Purpose There must be a purpose in a narrative, the writer should ensure that the total effect of the narrative should be in agreement with the purpose.,Writing Guide,1.

33、Start with a legend ,a dramatic incident or a piece of sensational news to attract the readers attention to the timely introduction of the topic.,2. Use formal style to convey your personal opinions or preferences in the writing.,3. Avoid repetition to achieve varieties by use of synonyms, simple se

34、ntences and clauses.,Word Bank,Vocabulary And Sentences for Reference 1.,Writing About Origins: 1. Since early times, has its roots back in 2. The age of began in /( start with) 3. The history of goes back to 4. The first took place in 5. Over years ago, 6. The desire to do has been with us since,Wr

35、iting About The Present: Recently, there has been renewed / (another burst of) interest in Recent developments in the field include Other exciting developments have been One of the most ground-breaking state of the art technology has been used has been introduced is still in its infancy,Vocabulary A

36、nd Sentences For Reference 2,Writing About The Future: 1. The outlook is bright / gloomy. 2. The future looks rosy / grim. 3. Who knows what will happen in the future, but 4. Some forecasts predict 5. It is predicted that 6. The field of has enormous potential. 7. The next step will be to,Writing Ab

37、out Conclusion: 1. Finally, at last, in conclusion, and so, in a word, thus, to sum up, to summarize, 2. It can be concluded that 3. It is no surprise that 4. this could be sooner rather than later.,_ _.,Writing,Space Exploration,Assignment: Polish and evaluate your writing.,See You !,Background Inf

38、ormation for Teachers Reference,Sputnik 1. The Sputnik program was a series of robotic spacecraft missions launched by the Soviet Union. The first of these, Sputnik I, launched the first man-made object to orbit the Earth. The launch took place on October 4,1957 as part of the International Geophysi

39、cal Year and demonstrated the viability of using artificial satellites to explore the upper atmosphere. Sputnik in Russian means literally “ satellite”, and its R-7 launch vehicle was designed initially to carry nuclear warheads.,Yuri Gagarin (1934-1968), Hero of the Soviet Union, was a Soviet cosmo

40、naut. On April 12 1961, he became the first human in space and the first to orbit the Earth.,The Hubble Space Telescope is named after the American astronomer Edwin Hubble. Hubbles position outside the Earths atmosphere allows it to take extremely sharp images. Since the launch in 1990, Hubble has become one of the most important instruments in the history of ast