计算机英语教程 教学课件 ppt 作者 吕云翔 杨雪 林珣_ Unit 8

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1、Unit 8 The Internet,计算机英语教程 教学课件,Contents,Part 1 Reading and Translating Section A: Web 2.0 Section B: Social Networking Service Section C: Microblogging Part 2 Simulated Writing: Proposal Part 3 Listening and Speaking Dialogue: Enhancing Your Computer Security Listening Comprehension: History of Go

2、ogle Dictation: How Web Search Engines Work,1.1 Web 2.0,Introduction Characteristics Concepts Usage,1.1 Web 2.0,Complex Sentences Original: The Web 2.0 offers all users the same freedom to contribute. While this opens the possibility for rational debate and collaboration, it also opens the possibili

3、ty for “spamming” and “trolling” by less rational users. Translation: Web 2.0 为所有用户提供了同样的贡献的自由,这打开了合理的争论与合作的可能性,但也开启了不合理的用户制造的“垃圾邮件”和“钓鱼”的可能性。,1.1 Web 2.0,Exercises I. Read the following statements carefully, and decide whether they are true (T) or false (F) according to the text. _1Web2.0 is regard

4、ed as Web-as-participation-platform while Web 1.0 is regarded as Web-as-information-source. _2Ajax and Flash are widely used in RIA. _3Web 2.0 encourages users contributions to Website content as well as supports their privacy. _4Web 2.0 adopts entirely new protocols and adds an additional layer of

5、abstraction on top of them. _5Social Web has shifted the way of people communication fundamentally.,1.1 Web 2.0,II. Choose the best answer to each of the following questions. 1Which of the following is WRONG about Web 2.0? AThe ideas of Web 2.0 was featured originally in late 2004 BWeb 2.0 changes t

6、he ways of software developers and end-users utilizing the Web CWeb 2.0 enhances creativity, information sharing and collaboration among Web users DWeb 2.0 enables business to embrace the Web as a platform and use its strengths more effectively,C,1.1 Web 2.0,II. Choose the best answer to each of the

7、 following questions. 2What does Tim Berners-Lees description about Web 2.0 mean? A“Web 2.0” is a very popular now B“Web 2.0” is not defined clearly C“Web 2.0” is an entireey new concept D“Web 2.0” is an revotutoom in the World Wide Web,D,1.1 Web 2.0,II. Choose the best answer to each of the followi

8、ng questions. 3Which of the following facts is (are) mentioned about the usage on Web 2.0 in this article? ABlogs BWikis CRSS DAll above,B,1.1 Web 2.0,III. Translating. 1. Original: A Web 2.0 site allows users to interact and collaborate with each other in a social media dialogue as creators (prosum

9、ers) of user-generated content in a virtual community, in contrast to Websites where users (consumers) are limited to the passive viewing of content that was created for them Translation: 2. Original The impossibility of excluding group-members who dont contribute to the provision of goods from shar

10、ing profits gives rise to the possibility that rational members will prefer to withhold their contribution of effort and free-ride on the contribution of others Translation:,1.2 Social Networking Service,Introduction History Emerging Trends in Social Networking,1.2 Social Networking Service,Complex

11、Sentences 1. Original: The main types of social networking services are those which contain category places (such as former school year or classmates), means to connect with friends (usually with self-description pages) and a recommendation system linked to trust. Translation:社交网络服务的主要类型是那些包含分类地点(例如

12、以前的学年或同学)的服务,是指联系朋友(通常具有自我描述页面)和与信任相关的推荐系统。,1.2 Social Networking Service,Exercises I. Read the following statements carefully, and decide whether they are true (T) or false (F) according to the text. _1Social networking service is equivalent to online community services. _2Standardization of social

13、 networking service is to avoid the need to duplicate entries of friends and interests. _3Early social networking on the World Wide Web began in the form of online services. _4Facebook is the largest social networking site in the world today. _5The approximate global population who access daily the

14、social networking sites are 30 billion now.,1.2 Social Networking Service,II. Choose the best answer to each of the following questions. 1Which of the folowing is the feature of social networking service AIndividual-centered BReal-time CNon- commercial DLinked to trust,B,1.2 Social Networking Servic

15、e,II. Choose the best answer to each of the following questions. 2How many emerging trends and prevalent applications in social networking are mentioned in this article? ASix BSeven CEight DNine,C,1.2 Social Networking Service,II. Choose the best answer to each of the following questions. 3Which of

16、the following Websites was launched latest in the development of social networking service? AMySpace BFriendster CSixD DFacebook,D,1.2 Social Networking Service,III. Translating. 1. Original: A social networking service is an online service, platform or site that focuses on building and reflecting of social networks or social relations among people. Translation:,1.2 Social Networking Service,III. Translating. 2. Original: T

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