M7U1Reading Maggie

1、M7U1 Living with technologyReading The evolution of video and sound devices 1. 1. 培养阅读技能：本篇涉及到的阅读微技能有：把握文培养阅读技能：本篇涉及到的阅读微技能有：把握文体风格，了解行文结构；通过阅读副标题了解特定信息体风格，了解行文结构；通过阅读副标题了解特定信息，按照时间线索查找细节信息。，按照时间线索查找细节信息。本版块的教学目标本版块的教学目标2. 2. 学习语篇中出现的新词汇掌握重点词汇及短语。学习语篇中出现的新词汇掌握重点词汇及短语。 3. 3. 分析理解长句和难句，回顾巩固分析理解长句和难句，回

2、顾巩固v-ingv-ing和和v-edv-ed的用法。的用法。4. 4. 客观谈论科技产品对生活的影响，辩证分析科技产客观谈论科技产品对生活的影响，辩证分析科技产品的利弊。品的利弊。Understanding headings Headings appear before_. They can show you _and give an idea as to the _.Early history of sound recordersSound and video recordersSound and video digitalEarly history of TVThe modern age

3、: satellite TV TV Sound and video devicesThe futureThe evolution/development is often organized in order of _. timeReading strategyReading strategyhow the text is organized contents of each sectioneach section of a text 1 1. Who developed the system used for most early TV broadcasts?2.Who made the f

4、irst recording of a human voice?3. What were developed by the late 1960s?SkimmingSkimmingJohn Logie Baird.Thomas Edison.Portable cassette players and video recorders.1877 The first recording of a human voice was made.1887 1925 1929 1938 1962 1967 1982 1993 1995 Scanning for the timeline for the deve

5、lopment of video and sound devices Scanning for the timeline for the development of video and sound devices 1877 The first recording of a human voice was made.1887 1925 1929 1938 Emile Berliner invented a record player that used discs to record on.The first public TV broadcasts were made in the US.R

6、egular public broadcasting began in London.The first colour TV programme was broadcast.1962 1967 1982 1993 1995 Satellites were used to broadcast TV.Regular colour TV broadcasts began in the UK.The first CDs were made available.The VCD was born.The DVD was invented. Read the text again and complete

7、Parts C1 P4.Careful reading:Useful expressionsUseful expressions1. 影像和声音设备影像和声音设备2. 不久以后不久以后3. 对对的发展做出贡献的发展做出贡献4. 在.取得突破取得突破 短时间内短时间内 跨越很远距离跨越很远距离 让让 可以获得可以获得8.卫星天线卫星天线9.一小部分一小部分10.受益于受益于11.将信号播送到将信号播送到12.用用A代替代替B13.用手上发条用手上发条14.录像机录像机15.电视台电视台16.数字化了数字化了17.随着随着的发展的发展18.数字技术数字技术19.让让成为过去成为过去20.和和跟上步

8、伐跟上步伐1. video and sound devices2. shortly afterwards3. contribute to the development of4. make breakthroughs in5. within a short time 6. over vast distances7. make sth. accessible to sb.1.影像和声音设备影像和声音设备2.不久以后不久以后3.对对的发展做出贡的发展做出贡献献4.在.取得突破取得突破 短时间内短时间内 跨越很远距离跨越很远距离5.让某人可以获得某让某人可以获得某物物8.卫星天线卫星天线9.一小部分

9、一小部分10.受益于受益于11.将信号播送到将信号播送到12.用用A代替代替B13.用手上发条用手上发条14.录像机录像机8. satellite dishes9. a small percentage of 10. benefit from 11. broadcast the signals to 12. use A as alternative to B13. wind sth. up by hand 14. video recorders15. TV stations16.（sth） go digital.17. with the development of 18. digital t

10、echnology19. make things of the past20. keep pace with15.电视台电视台16.数字化了数字化了17.随着随着的发展的发展18.数字技术数字技术19.让让成为过去成为过去20.和和跟上步伐跟上步伐evolutiondrawbackconstructaccessiblepercentagereceiver/receptionrecorder/recordingemployelectricaleventuallystorageforesee1. development syn.2. disadvantage syn.3. construction

11、 n.v.4. access n.adj.5. percent n.n.6. receive v. n.7. record v.n.8. use v.syn.9. electricity n.adj.10.finally syn.11. store v.n.12. predict syn.1. Regular public broadcasting followed shortly after, first beginning on 11 May 1928 in NewYork and on 20 August 1929 in London.(L4) 2. Modern TVs use man

12、y of the principles first discovered by Fransworth.(L10)Understanding sentences with v-ing or v-ed-ed之后不久便开始定期向公众播放，在纽约首播的时之后不久便开始定期向公众播放，在纽约首播的时间是间是1928年年5月月11日，在伦敦的是日，在伦敦的是1929年年8月月20日。日。当代电视使用了很多法恩斯沃思首先发现的原理。当代电视使用了很多法恩斯沃思首先发现的原理。3. Satellites were used to broadcast TV beginning in 1962.(L19)卫星应用

13、于转播电视节目始于卫星应用于转播电视节目始于1962年。年。4. They also make TV accessible to people who live far away from cities and satellite dishes can often be seen distributed throughout the countryside and remote areas.(L22) 5. However, most people still benefit from satellite TV, as local TVcompanies broadcast the signa

14、ls they get from satellite receivers to the population living nearby.(L24)他们也使得居住在离城市很远地区的居民收到节目，他们也使得居住在离城市很远地区的居民收到节目，在农村和边远地区经常可以看到卫星天线。在农村和边远地区经常可以看到卫星天线。可是，大多数人仍然可以得益于卫星电视，因为当可是，大多数人仍然可以得益于卫星电视，因为当地的电视公司把卫星接收器上获取的信号传送给了地的电视公司把卫星接收器上获取的信号传送给了在附近的居民。在附近的居民。John Logie Baired constructed the first

15、color TV in 1928, but it was not until 1938 that the first colour TV programme was broadcast.(L12)Sentence studyThe first color TV wasnt broadcast until 1938.约翰约翰. 洛吉洛吉.贝尔德在贝尔德在1928年制造出了第一台彩色电年制造出了第一台彩色电视机，但是知道视机，但是知道1938年第一个彩色电视节目才播出。年第一个彩色电视节目才播出。强调句：强调句：it is/was +被强调部分被强调部分+that+剩余部分剩余部分not.unti

16、l 句型强调句句型强调句It is/was+ not until .+that+ 剩余部分剩余部分 2. 2. It was not until the early 1950s that most tape recorders began using plastic tape as they do today.(L36)2. Most tape recorders didnt began using plastic tape as they do today until the early 1950s.直到直到20世纪世纪50年代早期，年代早期， 大多数的磁带录音机才大多数的磁带录音机才开始使

17、用如今天的塑料磁带。开始使用如今天的塑料磁带。1Have you seen the film Under the Hawthorn Tree? Of course, I have. It was in our village _ it was made.A. that B. where C. when D. which2. Its not what we do once in a while _ shapes our lives, but what we do consistently.A .which B. that C. how D. when 3. Was it on a lonely

18、island _ he was saved one month after the boat went down?A. where B. that C. which D. what高考链接高考链接ABB3. It took more than two decades, though, until 1951, for regular color TV broadcasts to begin in the USA. (13)4. It all began in 1877, when Thomas Edison made the first recording of a human voice on

19、 his invention, the recorder player.(L27)彩色电视节目到彩色电视节目到1951年才得以在美国定期播出，年才得以在美国定期播出，期间经历了二十多年的时间。期间经历了二十多年的时间。一切始于一切始于1877年，这一年托马斯年，这一年托马斯.爱迪生用他发明爱迪生用他发明的留声机第一次录下了人的声音。的留声机第一次录下了人的声音。7. Technology is now changing faster than most people can keep pace with. (L50)6.In 1982, the first CDs were made avai

20、lable.5.The first record player had to be wound up by hand and only played records that were two minutes long.L31最早的留声机不得不手摇上发条，而且只能播放最早的留声机不得不手摇上发条，而且只能播放两分钟的录音。两分钟的录音。1982年，最早的激光唱片出现了。年，最早的激光唱片出现了。现在的技术变革快得大多数人都难以跟上。现在的技术变革快得大多数人都难以跟上。1. accessible2. delay3. distribute4. wind5. pace 6. foreseeKey

21、wordse.g. Regular color TV broadcasts were delayed in the UK until 1967. (L15) The flight was badly delayed because of fog.3. Big companies often delay paying their bills.4. We must leave without delay. 5. There was a delay of two hours before the plane took off. delay (v&n.)delay something dela

22、y sth. untildelay doingwithout delaya delay of(two hours)2. The opening of this section of the road is delayed until September. The Internet makes all kinds of information easily accessible to people.e.g. They also make TV accessible to people who live far away from cities, (sth.) be (easily) access

23、ible to sb.a place be easily accessible (by)where it is easily where it is easily accessible to childrenaccessible to childrenaccessible (adj.)2.You have many ways to get to Guangzhou , which is easily accessible by road, rail and air.3.There is a shopping mall which is easily accessible from my hom

24、e.4.Medicine should not be kept _ (孩子容易拿到的地方）孩子容易拿到的地方）.distribute( v.)1. At the beginning of each term teachers will distribute the new books to their students.e.g. and satellite dishes can often be seen distributed throughout the countryside and the remote areas.(L22) (sth) be distributed througho

25、ut a placedistribute sth. to peopledistribute sth. among people分布分布分发分发分配分配2. In this co-operative firm, profits are equally distributed among the workers. wind (v.) (wound, wound ) 4.wind a car window down/up 5. wind a tape back/forward/on wind (its way) through/along wind sth forward/backwind sth

26、(up)6. a winding path1. Do remember to wind (up)the clock .2. Highway 99 winds its way along the coast.3. Can you wind the video back a little way - I want to see that bit again.e.g. The first record players had to be wound up by hand pace (n.)3.Here in Bermuda, the pace of life is very slow.4.The s

27、upply of materials cannot keep pace with demand.2. She slowed down her pace so I could keep up with her. Its important for a firm to keep pace with changes in the market. 1. She took two paces forward to greet him.e.g. Technology is now changing faster than most people can keep pace with. (L50)5. 对一

28、个公司来说对一个公司来说, 能跟上市场的发展是很重要的能跟上市场的发展是很重要的. take a pace forwardslow/quicken ones pacethe pace of life keep pace withforesee(foresaw/foreseen)3. I hope the dining conditions in our school will be greatly improved in the foreseeable future.He foresaw that the job would take a long time. Some natural dis

29、asters can not be foreseen. e.g. Who can foresee what the future will bring?1. 他预见到做这件工作需要很长时间他预见到做这件工作需要很长时间.2. 有些自然灾害是无法预见的有些自然灾害是无法预见的.foresee sth.foresee +宾语从句宾语从句foreseeable adjSome natural disasters are not foreseeable. TV is popular in modern times. so most TV is popular in modern times. so m

30、ost of us spend a lot of time enjoying a variety of us spend a lot of time enjoying a variety of TV programs every day. What benefit of TV programs every day. What benefit does TV bring us? Does it have bad effect does TV bring us? Does it have bad effect on us? And why?on us? And why? Discussion Fi

31、rst of allFirst of all, watching TV has the value of giving people complete , watching TV has the value of giving people complete relaxation. After working hard all day, people can forget the relaxation. After working hard all day, people can forget the pressures and challenges of work when sitting

32、in front of TV. pressures and challenges of work when sitting in front of TV. In In addition to addition to being relaxing, TV is entertaining. As is known to all, TV being relaxing, TV is entertaining. As is known to all, TV offers a variety of movies, sports events and music to satisfy offers a va

33、riety of movies, sports events and music to satisfy peoples demands. peoples demands. Meanwhile, Meanwhile, TV helps to widen our knowledge TV helps to widen our knowledge and view by covering news.and view by covering news. HoweverHowever, TV has a bad effect on people, too. , TV has a bad effect on people, too. For one thingFor one thing, , it is a big time waster. it is a big time waster. Secondly,Secondly, TV has killed peoples TV has killed peoples creat