新视野大学英语读写教程（第二版）第四册Unit 4 Section BThe Information Superhighway.ppt

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1、AIR FORCE UNIVERSITY OF ENGINEERING FOREIGN LANGUAGE TEACHING AND RESEARCH PRESS,The Information Superhighway,Unit 4 Section B,Contents,Reading Skills,Introduction,Like the other skills for your use,the skill introduced in this unit does render you better able in reading.,Practice,This practice is d

2、esigned to help you get a deeper insight into the skill special for this unit.,Introduction:,阅读实践,随 笔,Reading for the Main Idea in a Paragraph,Reading for the main idea in a paragraph is one of the most useful reading skills students can develop.Finding the main idea is necessary for the understandi

3、ng of a piece of writing.,The main idea of a paragraph is usually stated by one sentence which is commonly known as the“topic sentence”or the“topic statement”.,Introduction：,阅读实践,随 笔,Reading for the Main Idea,Most times the first sentence of a paragraph states the main idea.However,the topic sentenc

4、e may also occur in other placesin the middle or at the end of a paragraph.Please also note that sometimes there is no topic sentence in a paragraph which directly states the main idea.That does not mean that there is not a main idea in the paragraph,only that the main idea is implied.In this case,y

5、ou have to sum up the main idea of the paragraph.,Introduction：,阅读实践,随 笔,Reading for the Main Idea,Telecommunications is also a key to Shanghais dream of becoming a top financial center.To offer peak performance in providing the electronic data and paperless trading global investors expect,Shanghai

6、plans telecommunications networks as powerful as those in Manhattan.(Para.6)Q:Whats the main idea of the paragraph?,Example 1,A:The first sentence of the paragraph.,Introduction：,阅读实践,随 笔,Reading for the Main Idea,For countries that have lagged behind for so long,the temptation to move ahead in one

7、jump is hard to resist.And despite the mistakes theyll make,theyll persistso that one day they can cruise alongside Americans and Western Europeans on the information superhighway.(Para.11)Q:Whats the main idea of the paragraph?,Example 2,A:The last sentence of the paragraph.,Practice,阅读技巧,随 笔,Direc

8、tions:As you read Text B,write down the main idea for some of the paragraphs in your own word.,Text Study,New Words,课文阅读,随 笔,阅读理解,问题预览,New Words,课文阅读,随 笔,阅读理解,问题预览,New Words,课文阅读,随 笔,阅读理解,问题预览,New Words,课文阅读,随 笔,阅读理解,问题预览,New Words,课文阅读,随 笔,阅读理解,问题预览,Questions Previewing,词汇学习,课文阅读,随 笔,阅读理解,For you t

9、o be better conditioned for reading as fast as required in the new type of examination“Fast Reading”,Text B can serve to be your fast-reading material.But,for this to be achieved,the best course of action is to know what to scan for in your skimming.Thus,the trick is to keep in your mind the key wor

10、ds of each question before you start off.That is where the“Question Previewing”comes in.,Questions Previewing,词汇学习,课文阅读,随 笔,阅读理解,Directions:Decide whether the following statements are true(T)or false(F)according to the text.,1.If you sign up for a language course,a tutor will give you feedback via c

11、omputer.2.People have talked a lot about the information superhighway,and they share the same opinion about what the information superhighway is.3.It is technological advances that make easier the storage and rapid transmission of information into homes and offices.,Questions Previewing,词汇学习,课文阅读,随

12、笔,阅读理解,4.The information superhighway got its name because the greatly increased volume and speed of data transmission is much like a highway with many lanes which allows more cars to move at a faster speed than a two-lane highway.5.The Internet and information superhighway will make routine the ele

13、ctronic transmission of data in the same formats.,Questions Previewing,词汇学习,课文阅读,随 笔,阅读理解,6.Some people are afraid that only rich people will gain the benefits brought about by the data highway.7.To get high-quality education and a good job,it is necessary for poor people to have the right to use hi

14、gh technology.8.While not avoiding the poor,the four regional phone companies were more concerned with making profits than providing access to the poor.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,The Information Superhighway,Chinese,Para.1 Are you too tired to go to the video store but you want to see the m

15、ovie Beauty and the Beast at home?Want to listen to your favorite guitar players latest jazz cassette?Need some new reading material,like a magazine or book?No problem.Just sit down in front of your home computer or TV and enter what you want,when you want it,from an electronic catalogue containing

16、thousands of titles.,Reading for Main Idea,词汇学习,问题预览,随 笔,阅读理解,Q.The Main Idea of Para.1?,A.The Main Idea of Para.1:Your home computer or TV can provide whatever you need whenever you like.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Question 1,Para.2 Your school has no professors of Japanese,a langua

17、ge you want to learn before visiting Japan during the coming summer holiday.Dont worry.Just sign up for the language course offered by a school in another district or city,have the latest edition of the course teaching materials sent to your computer,and attend by video.If you need extra help with a

18、 translation assignment or your pronunciation,a tutor can give you feedback via your computer.,Reading for Main Idea,词汇学习,问题预览,随 笔,阅读理解,Q.The Main Idea of Para.2?,A.The Main Idea of Para.2:You can learn language easily via computer over distance.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Question 2

19、,Para.3 Welcome to the information superhighway.Para.4 While nearly everyone has heard of the information superhighway,even experts differ on exactly what the term means and what the future it promises will look like.Broadly speaking,however,the superhighway refers to the union of todays broadcastin

20、g,cable,video,telephone,and computer and semiconductor industries into one large all-connected industry.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.5 Directing the union are technological advances that have made it easier to store and rapidly transmit information into homes and offices.Fiber-op

21、tic cable,for examplemade up of hair-thin glass fibersis a tremendously efficient carrier of information.Lasers shooting light through glass fiber can transmit 250,000 times as much data as a standard telephone wire,or tens of thousands of paragraphs such as this one every second.,Question 3,Passage

22、 Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.6 The greatly increased volume and speed of data transmission that these technologies permit can be compared to the way in which a highway with many lanes allows more cars to move at faster speeds than a two-lane highwayhence,the information superhighway.,Que

23、stion 4,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.7 The closest thing to an information superhighway today is the Internet,the system of linked computer networks that allows up to 25 million people in 135 countries to exchange information.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.8 But

24、while the Internet primarily moves words,the information superhighway will soon make routine the electronic transmission of data in other formats,such as audio files and images.That means,for example,that a doctor in Europe who is particularly learned will be able to treat patients in America after

25、viewing their records via computer,deciding the correct dose of medicine to give the patient,or perhaps even remotely controlling a blade wielding robot during surgery.,Question 5,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.9“Sending a segment of video mail down the hall or across the country wi

26、ll be easier than typing out a message on a keyboard,”predicts one correspondent who specializes in technology.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.10 The world is on“the eve of a new era”,says the former United States vice-president Al Gore,the Clinton administrations leading high techn

27、ology advocate.Gore wants the federal government to play the leading role in shaping the superhighway.However,in an era of smaller budgets,the United States government is unlikely to come up with the money needed during the next 20 years to construct the superhighway.,Passage Reading,词汇学习,问题预览,随 笔,阅

28、读理解,Chinese,Para.11 That leaves private industrycomputer,phone,and cable companiesto move into the vacuum left by the governments absence.And while these industries are pioneering the most exciting new technologies,some critics fear that profit-minded companies will only develop services for the wea

29、lthy.“If left in the hands of private enterprise,the data highway could become little more than a synthetic universe for the rich,”worries Jeffrey Chester,president of the Center for Media Education in Washington,D.C.,Question 6,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.12 Poor people must als

30、o have access to high technology,says another expert.“Such access will be crucial to obtaining a high-quality education and getting a good job.So many transactions and exchanges are going to be made through this mediumbanking,shopping,communication,and informationthat those who have to rely on the p

31、ostman to send their correspondence risk really falling behind,”he says.,Question 7,Reading for Main Idea,词汇学习,问题预览,随 笔,阅读理解,Chinese,Q.The Main Idea of Para.12?,A.The Main Idea of Para.12:Poor people must also have access to high technology as it is essential for their education,work and daily lives

32、.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.13 Some experts were alarmed earlier this year when diagrams showed that four regional phone companies who are building components of the superhighway were only connecting wealthy communities.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.14 The co

33、mpanies denied they were avoiding the poor,but conceded that the wealthy would likely be the first to benefit.“We had to start building some-place,”says a spokesman for one of the companies,“and that was in areas where there are customers we believe will buy the service.This is a business.”,Question

34、 8,Reading for Main Idea,词汇学习,问题预览,随 笔,阅读理解,Q.The Main Idea of Para.14?,A.The Main Idea of Para.14:Some companies provide the technology of information highway to the rich first as that is business.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.15 Advocates for the poor want the companies building

35、 the data highway to devote a portion of their profits to insuring universal access.Advocates of universal access have already launched a number of projects of their own.In Berkeley,California,the citys Community Memory Project has placed computer terminals in public buildings and subway stations,wh

36、ere a message can be sent for 25 cents.In Santa Monica,California,computers have replaced typewriters in all public libraries,and anyone,not just librarians,can send correspondence via computer.,Reading for Main Idea,词汇学习,问题预览,随 笔,阅读理解,Q.The Main Idea of Para.15?,A.The Main Idea of Para.15:Advocates

37、 of universal access have already launched a number of projects of their own for the poor.,Passage Reading,词汇学习,问题预览,随 笔,阅读理解,Chinese,Para.16 Many challenges face us as we move closer to the reality of the information superhighway.In order for it to be of value to most people,individuals need to bec

38、ome informed about what is possible and how being connected will be of benefit.The possibilities are endless but in order for the information superhighway to become a reality,some concrete steps need to be taken to get the process started.,Reading Comprehension,词汇学习,问题预览,随 笔,课文阅读,Directions:Decide w

39、hether the following statements are true(T)or false(F)according to the text.,1.If you sign up for a language course,a tutor will give you feedback via computer.,2.People have talked a lot about the information superhighway,and they share the same opinion about what the information superhighway is.,F

40、,F,Refer to Para.2,Refer to Para.4,Reading Comprehension,词汇学习,问题预览,随 笔,课文阅读,3.It is technological advances that make easier the storage and rapid transmission of information into homes and offices.,4.The information superhighway got its name because the greatly increased volume and speed of data tra

41、nsmission is much like a highway with many lanes which allows more cars to move at a faster speed than a two-lane highway.,T,T,Refer to Para.5,Refer to Para.6,Reading Comprehension,词汇学习,问题预览,随 笔,课文阅读,5.The Internet and information superhighway will make routine the electronic transmission of data in

42、 the same formats.,6.Some people are afraid that only rich people will gain the benefits brought about by the data highway.,F,T,Refer to Para.8,Refer to Para.11,Reading Comprehension,词汇学习,问题预览,随 笔,课文阅读,7.To get high-quality education and a good job,it is necessary for poor people to have the right t

43、o use high technology.,8.While not avoiding the poor,the four regional phone companies were more concerned with making profits than providing access to the poor.,T,T,Refer to Para.12,Refer to Para.14,Test Yourself,Long Conversations,In-Depth Reading,Long Conversations,随 笔,深层阅读,1,2,3,4,5,6,7,8,9,10,Q

44、uestions 1 to 3 are based on the conversation you are going to hear.,1.A)To stay at home.B)To take a vacation.C)To earn some money.D)To go to summer school.,Q:What does the man want to do this summer?,Conversation I,Script,随 笔,深层阅读,2.A)Cutting the grass.B)Feeding the fish.C)Looking after the childre

45、n.D)Taking care of the dog.,1,2,3,4,5,6,7,8,9,10,Q:Which of the following is NOT one of the house-sitters responsibilities?,Conversation I,Script,随 笔,深层阅读,1,2,3,4,5,6,7,8,9,10,Q:How do homeowners determine the reliability of a house-sitter?,Conversation I,3.A)They attend a house-sitters party.B)They

46、 check a house-sitters reference.C)They interview a house-sitters friends.D)They read a house-sitters guarantee.,Script,随 笔,深层阅读,1,2,3,4,5,6,7,8,9,10,Q:What does the woman say about her passport?,Conversation II,4.A)She has packed it in one of her bags.B)She is going to get it at the airport.C)She h

47、as probably left it in a taxi.D)She is afraid that she has lost it.,随 笔,深层阅读,Questions 4 to 7 are based on the conversation you are going to hear.,Script,5.A)It ends in winter.B)It will cost her a lot.C)It will last one week.D)It depends on the weather.,1,2,3,4,5,6,7,8,9,10,Q:What do we know about t

48、he womans trip?,Conversation II,Script,随 笔,深层阅读,6.A)The plane is taking off soon.B)The taxi is waiting for them.C)There might be a traffic jam.D)There is a lot of stuff to pack.,1,2,3,4,5,6,7,8,9,10,Q:Why does the man urge the woman to hurry?,Conversation II,Script,随 笔,深层阅读,7.A)At home.B)At the airp

49、ort.C)In the mans car.D)By the side of a taxi.,1,2,3,4,5,6,7,8,9,10,Q:Where does the conversation most probably take place?,Conversation II,Script,随 笔,深层阅读,8.A)She is thirsty for promotion.B)She wants a much higher salary.C)She is tired of her present work.D)She wants to save travel expenses.,1,2,3,

50、4,5,6,7,8,9,10,Q:Why is the woman trying to find a new job?,Conversation III,Questions 8 to 10 are based on the conversation you are going to hear.,Script,随 笔,深层阅读,9.A)Translator.B)Travel agent.C)Language instructor.D)Environmental engineer.,1,2,3,4,5,6,7,8,9,10,Q:What position is being advertised i