新世纪高职英语(第三版)第1册Unit9课件.ppt

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1、Teaching ObjectiveMaster the key words and structures. Be able to explain why many universities are trying different measures to monitor or restrict the hours students spend on the Internet and what kinds of measures have been taken. Discuss the disadvantages of excessive use of computers.Key Points

2、Vocabularyexcessive impose inquiry monitormove neglect orientation overwhelmpose prompt realm tiebe on ones own havein common impose on keep a close eye on lose oneself inhave trouble doing sth.twice as many asPredicting in readingReading an e-commerce websiteOnline booking and registrationLead In,

3、Reading of the Text, Exercises, Listening, Speaking, Phonetics, Grammar Tips, Reading Skills, Practical Reading, Practical Writing, Study GuideStructureSkills Teaching ProceduresText Study Lead InLanguage ApplicationListening and SpeakingConsolidationDrills for PRETCO TestLead In I. World Wide Web I

4、I. Tim Berners-Lee III. Alfred UniversityIV. University of Californias Berkeley CampusV. World Wide LearnText Study I. Global ReadingII. Detailed Reading1. Questions and Answers 2. Text Analysis Consolidation1. Dictation2. Words and Phrases3. Listening Practice4. Group Discussion2. SpeakingListening

5、 and Speaking1. Listening3. PhoneticsII. Practical ReadingLanguage ApplicationI. Practical Writing1. Sample2. How to Book a Hotel Room Online3. Do It Yourself4. Key to Do It YourselfHotel ReservationsDrills for PRETCO TestI. Listening ComprehensionII. Vocabulary and StructureIII. Translation The WEB

6、 has become the leading information retrieval service of the Internet (the world-wide computer network). The Web gives users access to a vast array of documents that are connected to each other by means of hypertext or hypermedia links. The Web operates within the Internets basic client-server forma

7、t; servers are computer programs that store and transmit documents to other computers on the network when asked to, while clients are programs that request documents from a server as the user asks for them. Browser software allows users to view the retrieved documents. World Wide Web With a backgrou

8、nd of system design in real-time communications and text processing software development, in 1989 he invented the the World Wide Web, Internet A graduate of Oxford University, England, Tim now holds the 3Com Founders chair at the Laboratory for Computer Science and Artificial Intelligence Lab (CSAIL

9、) at the Massachusetts Institute of Technology (MIT). He directs the World Wide Web Consortium, an open forum of companies and organizations with the mission to lead the Web to its full potential.Tim Berners-Lee an Internet-based hypermedia initiative for global information sharing, while working at

10、 CERN, the European Particle Physics Laboratory. He wrote the first web client (browser-editor) and server in 1990. He is the author of Weaving the Web, on the past, present and future of the Web. Alfred University is one of the most respected small universities in New York State and the nation, wit

11、h colleges offering individualized academic programs in liberal arts and science, engineering, business, art and design.Alfred University Berkeley is the oldest campus of the University of California, situated in Berkeley, California on the east side of the San Francisco Bay, overlooking the Golden

12、Gate. There are over 33,000 students enrolled and over 1,800 faculty. University of Californias Berkeley Campus Looking for Online Education? On the Internet youll find hundreds of online degree programs, MBA programs, online courses, computer training, continuing education, career training, certifi

13、cate programs, personal development courses, and learning resources in 352 subject areas offered by universities, colleges and training companies from all over the world.World Wide Learn The Worlds Largest Directory of Online Education World Wide Learn is the worlds largest directory of online degre

14、e programs, online courses, continuing education, online training, and online education.Questions and AnswersDirections: Skim the paragraphs for answers to the following questions. More and more students are overwhelmed by computers. Paragraph 1:Question:Answer: Whats the problem put forward in this

15、 paragraph? Paragraph 2:They say that the students put too much emphasis on electronic relationships and neglect course work.Question:Answer: What do the counselors say about the way students use computers?Paragraph 3:Because it opens a door to a vast new realm of learning and research. Question:Ans

16、wer: Why is the Internet so attractive to students according to campus officials?Some universities are restricting the time students spend on campus computers.Paragraph 4:What has been done by some universities concerning the problem mentioned in the second paragraph?Answer:Question:It decided to ex

17、amine what common features the students who had dropped out last semester had.Paragraph 5:What did Alfred University decide to examine?Answer:Question:She discovered half of the students who dropped out spent as much as six hours a day on computer games or the Web.Paragraph 6:What did Connie Bechman

18、 find out?Answer:Question:The freshmen will be told about the dangers of heavy computer use immediately after they enter school.Paragraph 7:What will Alfred do to the freshmen the next semester?Answer:Question:Text AnalysisMain Ideas Introducing the problem of computers taking over college students

19、lives.Students put too much emphasis on electronic relationships and neglect course work and some even have been cheated out of money by virtual friends. Internet is attractive to students because it is a safe and easy to communicate through Internet. 123Paragraphs Freshmen in Alfred University will

20、 be told about the danger of heavy computer use and a full-time, professional counselor will be assigned to each computer room to watch for late night computer addicts. Main Ideas Universities are taking different measures to solve the problems mentioned. 47Paragraphs Alfred University examined the

21、common features of the students who had dropped out last semester and found that half of them spent too much time on computer games or the Web. 5-6 Computers and Internet can be powerful tools for college students, allowing them to work on their term papers, get to know what is happening around the

22、world, chat with their friends or play some games. But how much is too much?Read In Nationwide, as colleges rush into the digital age with high-tech libraries, wired dormitories, and computerized course work, faculty and campus counselors are discovering a troubling side effect: A growing number of

23、students are letting computers overwhelm their lives. More and more students are losing themselves in this. According to counselors at the University of Californias Berkeley campus, some students are putting too much emphasis on electronic relationships, are neglecting course work, and, in a few ins

24、tances, are even being cheated out of money by e-mail strangers they have come to trust. Surfings Up and Grades Are Down Campus officials say that communicating on the Internet or roaming the huge universe of information on the World Wide Web holds an especially powerful lure for many college studen

25、ts because it takes them into a vast new realm of learning and research. Besides, there can be a real sense of isolation on a large campus, and for young studentsstudents or new students, this seems like a safe, easy way to form relationships. But for students having trouble establishing social ties

26、, or who are on their own, unsupervised, and facing adult pressures for the first time, it also poses many new risks. Some universities now are imposing limits on the time students spend each day, or each week, on campus computers. Other colleges are debating whether to monitor the time students spe

27、nd on computer games and chat rooms, then program a warning to appear on their screens when it gets excessive. Some college counselors are creating workshops on the subject and planning to include them in freshman orientation programs. This spring, Alfred University in upstate New York decided to ex

28、amine what the students who dropped out last semester had in common. What prompted the inquiry was that twice as many students as usual seventy-five, mostly freshmen did not return for classes there this spring. Every student at Alfred receives a campus computer account, which is free. So Connie Bec

29、hman, the director of Alfreds computer center, decided to check the account records of all the students who had dropped out. She found that half of them had been logging as much as six hours a day on computer games or the Web, usually late at night. “It was the only thing that correlated among so ma

30、ny of them,” Bechman says. Next fall, for the first time, freshmen at Alfred will be told about the dangers of heavy computer use as soon as they arrive on campus. Residence halls, all of which have computer rooms, also will each have a full-time, professional counselor to keep a close eye on late n

31、ight computer addicts. Other campuses are studying similar moves.faculty n. (AmE) all the teachers in a university（美）（美）（大学的）全体教师（大学的）全体教师 e.g.The members of the faculty have mixed reactions to the proposed measures concerning teaching and research. counselor n. someone whose job is to help and supp

32、ort people with problems; advisor 督导；顾问督导；顾问e.g.If you have any problems concerning your studies, you are suggested to turn to a counselor for advice. Extended words: counseling, counsel side effect: an unexpected or unpleasant result of a situation or event 意外后果；意想不到的意外后果；意想不到的效果；副作用效果；副作用e.g. We s

33、houldnt ignore the negative side effect of the BBS. A growing number of students are letting computers overwhelm their lives.Paraphrase:More and more students are having their lives controlled by computers. overwhelm v. weigh down; submerge 压倒，沉浸压倒，沉浸e.g. The Southeast Asian nations were overwhelmed

34、 by a Tsunami strike in December 2004. TsunamiExtended words: o v e r w h e l m i n g , overwhelminglyRelated words: conquer, overcomeMore and more students are losing themselves in this. Paraphrase:More and more students are getting addicted to the use of computers. lose oneself in sth.: be so invo

35、lved in something that one does not notice anything else 全神贯注于某事全神贯注于某事e.g.The tourists had lost themselves so much in the beauty of the scenery there that they didnt realize the danger of the impending storm. impose (on) v. place (sth. unwelcome or unpleasant) on sb./sth.; inflict sth. 将（不愉快的、不受将（不

36、愉快的、不受欢迎的事物）强加于某人（某事物）欢迎的事物）强加于某人（某事物） e.g.impose restrictions, limitations, restraints, etc. on tradeExtended words: imposing, imposingly, imposition Related words: impress, enforce monitor v. 1) make continuous observation of (sth.); record or test the operation of (sth.) 持续观察（某事物）；记录或持续观察（某事物）；记录

37、或测试（某物）的运作测试（某物）的运作; 监督监督; 监控监控e.g. After the patient underwent the operation, his lungs and heart condition was monitored by a machine.2) listen to and report on (foreign radio broadcasts and signals) 监听（外国无线电广播和信号）监听（外国无线电广播和信号） e.g. He stayed up all night monitoring the radio signals across the c

38、oastline.excessive adj. greater than what is normal or necessary; extreme 过分的；过度的，极度的过分的；过度的，极度的e.g. She died of excessive alcoholic drinking. e.g. Excessive cutting of trees has resulted in environmental deterioration. environmental deteriorationExtended words: e x c e s s , excessivelyRelated word

39、s: p l e n t i f u l , abundant, extra orientation n. activity of orienting oneself; state of being orientated 熟悉情况；认识环境；熟悉情况；认识环境；确定方位确定方位 e.g. Universities usually give an orientation course to the freshmen so as to help them adapt to the new college life. Extended words: orient, oriental, orienta

40、te, disorientate, orientatedcommunicate v. 1) make sth. known; convey sth. 使某事物被人知晓使某事物被人知晓; 传送某事物传送某事物e.g. This song communicates the composers love for nature. 2) exchange information, news, ideas, etc. 交流情况交流情况; 交换信息交换信息; 交流思想等交流思想等 e.g. Now the Internet has enabled us to communicate with anybody

41、 overseas instantly. 3) convey ones ideas, feelings, etc. clearly to others将想法感情等清楚地传达给别人将想法感情等清楚地传达给别人e.g. A teacher must be able to communicate. Extended words: communicative, communication, communicableroam v. 1) walk or travel without any definite aim or destination 漫无目的地走动漫无目的地走动; 漫步漫步; 漫游，闲逛漫游

42、，闲逛e.g. Those kids used to roam the streets for hours on the weekends. 2) roam over sth.: talk about various things, or various aspects of sth. 漫谈某事漫谈某事 e.g. The guest speaker roamed freely over the topic in discussion. lure n. power of attracting 诱惑力；吸引力诱惑力；吸引力; 魅力魅力e.g. The lure of adventure has l

43、ed her to explore the jungle in South America. v. attract or tempt (a person or an animal) 吸引吸引, 诱惑（人或动物）诱惑（人或动物） e.g. Lured by the prospect of becoming rich overnight, he went in for that illegal business. Jungle in South Americavast adj. very large in area, size, quantity or degree; immense; extre

44、mely large （面积、体积、数量（面积、体积、数量或程度）巨大的；极大的或程度）巨大的；极大的e.g. The vast desert land stretches for hundreds of miles. DesertBut for students having trouble establishing social ties at large universities, or who are on their own, unsupervised, and facing adult pressures for the first time, it also poses many

45、 new risks. Paraphrase:But for students who have difficulty forming social relationships at big universities, or are now living away from their parents for supervision and suffering from adult pressures as university students, the excessive use of computers causes many new risks. have trouble (in) d

46、oing something: have difficulty (in) doing something 做某事有困难做某事有困难 e.g. The old lady had trouble remembering the combination lock code. unsupervised adj. not watched or directed 不受监督的；不受监督的；未受监控的未受监控的e.g. If the kids were left unsupervised, they would run wild.pose v. cause sth. to arise, create or p

47、resent 产生，引起产生，引起 e.g. Air pollution and traffic jam pose big problems for city planning. air pollutione.g. Terrorism poses a new problem for the security of the tourists in that city. put/lay/place emphasis on: place special meaning, value or importance on sth. 赋予某事物特殊的意义、价赋予某事物特殊的意义、价值或重要性值或重要性 e.

48、g. Now the Ministry of Education has put/laid/placed great emphasis on quality education. Extended words: emphasize, emphatic, emphatically neglect v. 1) give no or not enough care or attention to (sb./sth.) 疏忽疏忽；忽略忽略（某人（某人/ /某事）某事） e.g. As a mother, she will never neglect her duty to take care of h

49、er kids. e.g. He neglected to lock the door when he left the office. 2) fail or forget to do sth. esp. carelessly; leave undone (what one ought to do) 未做或忘记做某事（尤指因粗心）；未做或忘记做某事（尤指因粗心）；疏漏；未做完（该做的事）疏漏；未做完（该做的事） e.g. Some of the college students have become so absorbed in new computer games that they ha

50、ve neglected their coursework. Extended words: neglectful, neglected Computer gamesdrop out: stop attending or taking part 不参与不参与; 放弃放弃e.g. The young man dropped out of college to go into business. correlate v. have a mutual relation or connection, esp. of affecting or depending on each other 相关相关或相