牛津M7U1Reading.ppt

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1、 Before the class You are supposed to be engaged in the material and in whatever it is that we are discussing in class, not necessarily thinking about getting down every word that I say. Id like you to take active notes rather than passive notes. Write down what can make you feel or learn something.

2、 Better attention, better understanding of the material if you are actively engaged. Better attention, better understanding of the material if you are actively engaged. You are supposed to be engaged in the material and in whatever it is that we are discussing in class, not necessarily thinking abou

3、t getting down every word that I say. Id like you to take active notes rather than passive notes. Write down what can make you feel or learn something. 1. What did the first TV in your home look like? How big was it? What was the picture like? 2. What does the TV you are using now look like? How big

4、 is it? What is the picture like? 3. What are the differences between tape recorders, CD players, MD players and MP3 players? Review Words and expressions 单词回顾 学生早读时已预习过本单元单 词，可利用几分钟时间带学生 快速回顾温习。对单词的熟练 度越高，阅读的速率也越高。 Words Review evolution drawback principle construct delay accessible n. 演变，发展，进化 n.

5、缺点，缺陷，不利条件 n. 原理，法则，道德原则， 行为准则 vt. 制造，修筑，建造 vt.&vi.（使）推迟，延迟 n. 延误，延迟 adj. 可使用的，可接触的， 可到达的，易理解的 Words Review distribute percentage receiver tube disc vt. 使分布，分散；分 发，分配，分销 n. 百分率，百分比 n. 无线电接收机，听 筒，受话器，接受者 n. 管子，管状物，伦 敦地铁 n. 唱片，（计算机） 磁盘 wind component eventually portable cassette Words Review vt.&vi.上发

6、条，缠绕， 蜿蜒，曲折 n. 组成部分，成分，部 件 adv. 最后，终于 adj. 便携式的，轻便的 n. 盒式磁带，卡式磁带 digital storage foresee patent adaptation relay sceptical Words Review adj. 数码的，数字式的 n. 存储，储藏（空间） vt. 预料，预见，预知 n. 专利权，专利证书 n. 适应，改编本，改写 本 vt. 播放，转播；接转， 转发 n. 接力赛，中继设备 adj. 怀疑的 black-and-white satellite dish wind up n. 卫星电视碟形天线 上发条 adj.

7、 黑白的 Match To master some basic knowledge of how to understand headings To gain some information about the history, the current situation and the future improvement of video and sound devices To master the words and expressions in this reading text Reading Tips 阅读时，可根据阅读任务的不同， 综合运用 略读 (skimming)与 扫读

8、 (scanning) 。提高快速阅读水平。 Skimming and scanning Skimming and scanning are two fast reading skills to help to browse text and extract the key points. The skills require practice, but once you have got the hang of them youll find you can get through a substantial amount of reading in quite a short time.

9、These reading methods make it easier for you to grasp large amounts of material, especially when youre previewing. They are also useful when you dont need to know every word. 略读 (skimming)只看文章标题、下标 题以及每个部分或者段落第一行，关注 文章中反复出现的关键词。 略读时，要用充足的时间读懂段落的 第一句和第二句，因为第一句往往是该 段的主题句 (topic sentence)，而第二句 往往是对前句的延

10、伸 (extension)或进一 步的解释 (explanation)。 通过略读把握文章大意 运用扫读 (scanning)迅速浏览从第三句开始 的后面部分 ,搜寻作者对开头两句的支持句 (supporting sentences),并同时注意文章中间 是否有转折词 (transition),因为这些词常常 会把文章的思路逆转或加入其它重要的信息。 当读到段落的最后一句时 ,我们又要使用略 读 ,这时必须再次放慢速度 (slow down your pace)直到完全消化作者对段落的小结 (conclusion),因为该小结有可能与主题句截 然相反或引导读者进入下一个段落。 通过扫读寻找特定

11、信息或特定词组 a general idea certain information titles and headings the first and last sentences of paragraphs the first and last paragraphs pictures and charts Scan the text for key words and phrases, dates, etc. Do not need to read the whole text. Understanding headings appear before each section of a

12、text show how a text is organized give an idea as to the contents of each section Can you figure out how the text on Pages 2-3 is organized? (Skimming) TV (in order of time) Early history of TV The modern age: satellite TV Sound & video recorders (in order of time) Early history of sound recorders S

13、ound and video recorders Sound and video go digital The future How this text is organized? Skimming for general ideas The information in this article is organized _. A. by paragraphs B. in order of place C. by concepts D. by sub-topics team work Reading Comprehension I Skimming Scanning for specific

14、 information Scanning Reading Comprehension II 1. Who developed the system used for most early TV broadcasts? John Logie Baird. 2. Who made the first recording of a human voice? Thomas Edison. 3. What were developed by the late 1960s? Portable cassette players and video recorders. 1. Colour TV becam

15、e popular within just a few years after it was invented. 2. People without satellite dishes do not benefit at all from satellite TV broadcasts. Reading Comprehension III Scanning 3. Some of the first tape recorders used plastic tape to record on. 4. Records and cassettes do not offer as good a sound

16、 quality as CDs. 5. New technology will soon make many of the things talked about in the article out of date. Work out the timeline for the development of video and sound devices. Reading Comprehension IV Year Event 1877 The first recording of a human voice was made. 1887 1925 Emile Berliner invente

17、d a record player that used discs to record on. The first public TV broadcasts were made, in the USA. 1929 1938 1962 1967 1982 1993 1995 Regular public broadcasting began in London. The first colour TV programme was broadcast. Satellites were used to broadcast TV. Regular colour TV broadcasts began

18、in the UK. The first CDs were made available. The VCD was born. The DVD was invented. Undoubtedly, both TV and audio devices will play an increasingly important role in our future life. What other functions would you like them to have in the future? Do you think we may have a TV-wall in the future?

19、ref ere nc e 1. You can obtain information quickly in a text by understanding the headings. 2. Think about the meanings: evolution, drawback, principle, delay construct, distribute, receiver, tube wind up, keep pace with, text massage keep in touch with, satellite dish Now 2 mins to test your spelli

20、ng. 1. English-Chinese wind up, receiver, component, portable, digital, cassette, adaptation 2. Chinese-English 演变，缺点，制造，存储，专利权， 转 播，怀疑的，百分比，预见 When finished, exchange your papers to see who does the best. 请点击 word图标 Quiz I: Fill in the blanks with words given in the box. (P5 Part E) constructed dra

21、wbacks percentage eventually delayed receiver foresaw With the patent of the telephone in 1876, people could now have a conversation with each other over a long distance. Many engineers (1) _ that it would be possible to send electrical signals through the atmosphere without relying on foresaw telep

22、hone wires. Some important breakthroughs in the development of radio were made by Nikola Tesla in the USA in 1891. However, Teslas work had many (2) _. The first real radio was (3) _ by Guglielmo Marconi, an Italian, in 1896. Early radios just sent signals made up of dots and dashes. It was not unti

23、l 1906 that adaptations were made so that radio could relay conversation and drawbacks constructed music. Since people were sceptical that the public would want to hear radio broadcasts, the building of radio stations was (4) _ . Only a very small (5) _ of radio stations were built before 1920. howe

24、ver, most people had access to a radio (6) _ by the late 1920s and early 1930s. (7) _, radio became the primary means of getting news and entertainment. delayed percentage receiver Eventually Quiz II: 认真阅读课文的 Reading部分，并 根据所读内容在空格处填入最恰当的单词。 每空一词。 The evolution of video and sound devices Early histor

25、y of TV In 1925, the first public TV broadcasts were made in the USA. In 1928, the first long-distance TV broadcast was made. Television Many people made (1) _ to the development of TV. The years between 1928 and 1951 (2) _ the development of color TV. The modern age: satellite TV In 1962, satellite

26、s were used to broadcast TV. People who live far away from cities have (3) _ to TV signals with the help of satellite dishes. contributions witnessed access Sound and video Early history of sound recorders In 1877, Edison first (4) _ a human voice. Emile Berliner invented a record player using discs

27、 as (5) _ to tubes. Sound and video recorders In 1928, the first tape recorders were made in Germany. recorded alternatives In the early 1950s, tape recorders began using plastic tape instead of (6) _ or paper tape. Sound and video go digital In 1982, the first CDs were made (7) _. In 1993, the VCD

28、was born and the DVD was invented in (8) _. steel available 1995 The future Nowadays sound and video can be stored on a PC, on the Internet, or using some form of (9) _ storage. Technology is changing fast, and its future is (10) _ our imagination. portable beyond Quiz III.根据短文内容和所给首字母提示， 补全所缺单词。 Th

29、omas Edison was born in Milan, Ohio, on February 11, 1847. He is (1) h_ by people as “king of the invention of the world”. It is (2) e_ difficult to find anyone living today who has not (3) b_ from his inventions. Almost everyone has at least seen an (4) e_ light. honored extremely enefited electric

30、 In the summer of 1869, the Western Union Telegraph Company asked Thomas Edison to improve a (5) d_ that was used to send financial information. After he made several (6) i_ to the device, the company paid him 40,000 dollars for his effort. This large (7) a_ of money (8) p_ Mr. Edison to start his o

31、wn company. He announced that the company would improve existing devices and also work on new inventions according to orders. device improvements amount ermitted Edison was (9) o_ in thinking and creating new things all his life. It was all his hard work and great (10) a_ that helped him win honor f

32、rom people all over the world. occupied achievements Preview Word power about electronic and electrical goods on Pages 6 and 7 Preview Grammar and usage on Page 8 Homework 1. Read the passage again and review the new words and expressions. 2. 发挥想象，连词成文 (50-100字 ). evolution, drawback, principle, delay, distribute, wind up, component, portable, digital foresee, patent, sceptical