Unit 7

1. Unit 7 Communications (1)

2. Part 1 Warming-up • Key words: google; security; megasearch; high-speed

3. Vocabulary: • google: seek on line • gigahertz: • giga-: 1,000,000,000 • megahertz: 1,000,000 hertz • render: to cause to be • His fatness renders him lazy

4. haystack: a large pile of hay gathered, usu. outdoors, for storing

5. Palm Springs, California is often referred to as the city with the perfect weather and incredible scenery Palm Springs:

6. Windows Media Player • Fast Search & Transfer (FAST) • Developer Forum • Williamette: The name of a chip

7. Key to Ex. • 1. trend; bar; number; girl or guy; patrolling; check; • 2. jamming; flood; wakeup; industry-wide; security; coordinated; safe • 3. 800 million; searching; needle; search; 200 million • 4. Intel; 2,000; executives; high-speed; power; one point five; twice; 800 • 5. online; non-functional; re-transmitting; web; save; subsequent

8. B. Key words: redesign; alleviate hunger; ask questions • Vocabulary • zip code: post code 邮编 • donate: give sth. without wanting anything in exchange

9. National Geographic: • The National Geographic Magazine • The National Geographic Channel • After more than a hundred Emmy Awards and 30-plus years of TV specials, National Geographic is going daily: 7 days a week, 365 days a year—with 400 hours of new programming each year.It's a whole new kind of channel.

10. National geographic: • Helping choose the magazine’s cover • Interviewing the photographers • Showing more pictures • Providing zip U.S.A

11. The Hunger Site • The Hunger Site • Originally launched in June 1999, The Hunger Site focuses the power of the Internet on a specific humanitarian need; the eradication of world hunger. On average, over 220,000 individuals from around the world visit the site each day to click the "give free food" button and help feed the hungry. • The Hunger Site was the first online activism site on the Web. To date more that 200 million visitors have given more than 300 million cups of staple food.

12. Set-up in 1963, WFP is the United Nations frontline agency in the fight against global hunger. In 2002, WFP fed 72 million people in 82 countries, including most of the world's refugees and internally displaced people. United Nations World Food Pragram

13. Hunger Site • Helping alleviate world hunger • Donating contributions to the United Nations World Food Program each time an individual logs on to the site. • Total value of distributed food: approximately $400,000

14. Ask Jeeves is a search engine that is designed to help you find your way around the Internet quickly and easily. Jeeves lets you search either by keyword, or in plain English and presents clear and relevant answers in an uncluttered format. The site also offers channels focusing on shopping, travel and mobile phone content. Ask Jeeves Site

15. Ask Jeeves Site • Asking questions in simple English • Getting direct answers • Starting year: 1997 • Questions dealt with so far: more than 150 million

16. Part II. The InternetA. • vague: not clearly described, expressed, known • clerical: relating to the type of work usu. done in an office • asset: something having value, such as a possession or property that is owned by a person, business, or organization • anarchy: a lack of and control in a society or group esp. because either there is no government or it has no power. • The Civil war has led to anarchy.

17. Key to the ex • You are going to hear an interview on the future of the Internet. Pay attention to the main points that some specialists say about the Internet. Complete the following statements. • Technology is moving from • The Internet is the world’s largest • Some languages will • are changing • the desktop into our everyday life. • experimenting anarchy • disappear Economies

18. B.An interview on the use of the Internet • Vocabulary • prone to: likely to suffer (usu. sth. undesirable) • beef up: to strengthen or improve • realtime: of or being the very rapid use, handling, or showing of information by a computer • cyberfriendship: the friendship established through the Internet • anonymity: n.匿名 • The police had have guaranteed anonymity.(= Their names will not be told to others.)

19. Pre-listening questions • 1. Do you often use the Internet? • 2. How much time do you spend on the Internet per week? • 3. What do you mainly use it for?

20. .Listen and take notes and answer the questions in note form • 1.100 million, increase daily by tens of thousands / email, chat, and e-commerce. • 2. 6% compulsively / millions /6-9 hrs a day • 3. A new way/ addiction / • 4. Keep doing it / compulsive pattern • 5. Feeling closer/more quickly/ time passes freely /anonymity / no end • 6. Alter mood on regular basis? / interfering with life? • 7. Don’t know / tend to be younger / more addiction among people in technical field • 8. Limit amount of time/ write down specific task / clock/ limit access / monitor / beef up realtime relationships / go to store / log off

21. Part III Digital McLuhan • A. Key words: • applicability; global village; one-way; two-way; publisher; editor

22. Summary of the talk • a communications expert from Canada; • a personal computer; • the media and their effect on people and society; • more applicability to the Internet age; • a global village; • meaningful and real; • a publisher; • expanding and amplifying

23. Part IV Beware of hackers • Key words: • security system • hack; hacker • security consultant • firewall • effectiveness

24. Vocabulary • breach: to break an opening in • loophole: a way of escaping or avoiding something, esp. one provided by a rule or agreement written without enough care • niche: a hollow place in a wall, usu. made to hold a piece of art such as bust or staue • expertise: skill in a particular field; know-how • holistic: based on the principle that a whole thing or being is more than just a collection of parts added together

25. manipulate: to control or influence for one’s own purposes • trawl: a large narrow hole cut in the ground; ditch • pertinent: connected directly with something that is being considered; relevant

26. A Conversation about how to keep your computers away from hackers.Answer the questions • 1. 75% • 2. Juveniles, usually in their late teens to early twenties • 3. They do it as a challenge • 4. A former hacker, now a security consultant • 5. To fight the holes in the firewall—the protection device between different security systems

27. 6. Because they can bring expertise that only hackers understand, a holistic perception of computer systems • 7. Because they are so in-depth within a system. • 8. 90% effectiveness is better than not having anything at all. • 9. A good security policy will protect you from an employment level up to a system administration level.