module6 Internet and telecommunication(陕西省铜川市)

课件17张PPT。Mod Module 6 ule 6 Module 6
The internet and TelecommunicationsReading and vocabulary道路和道路连接在一起,形成了四通八达的交通网络。把电脑和电脑通过通讯线路连接在一起,就形成了电脑网络。将世界各地的电脑网络连在一起就是因特网(Internet)。
因特网有许多实用的功能：Email(电子邮件)，BBS(论坛)，WWW等。
WWW (World Wide Web) 万维网，就是成千上万的网页。通过网页浏览器(Web Browser) ，我们浏览网页，搜索信息。Background 背景资料
Berners-Lee 最早提出了万维网的概念并设计了第一个浏览器。他被人们称为“万维网之父”。_________ the songIf you want to surf the internet and
download a song.What will you do?turn on __________________click on _________storetype _________the PC (with a modem)a keywordthe website____ it in the hard diskdownload please list as many as the famous websites your’ve known?internetWhat is the Internet?The biggest source of information in the world, and it’s accessible through a computer.Do you know these short forms?DARPA:
DARPANET:

NSF:
NSFNET:Defense Advanced Research Projects Agency国防部高级研究计划署The network of computers created by a US defence organization, DARPA.It’s short for (US) National Science foundation.国家科学基金会A network started by the NSF, known as the Inter-Network, or “Internet”.Fast ReadingWhat’s the passage mainly about?General knowledge about the computer.
General knowledge about the computer invention.
General knowledge about the computer network.3. What is the World Wide Web?4. Who invented it?It’s a computer network that allows users to access information via Internet. (para 3 line 1)Tim Berners-Lee2. How did it start?In 1969,DARPA,A US defense organization created a net of computers called DARPANET, which was only used in the army. Later in 1984, NSF started NSFNET, which make it possible for universities to use the system as well. NSFNET is so-called “Internet”.SkimmingRead the passage quickly and match the main ideas with each paragraph. para.1
para.2
para.3
para.4
para.5
para.6
a. Who invented the World Wide Web?
b. What is the Internet ?
c. How did the Internet start?
d. Berners-Lee doesn’t make money by his World Wide Web system.
e. The development of WWW.
f. What is the World Wide Web?Para 1. Introduction of this text.
Para 2. The birth of the Internet.
Para 3. The definition of the World Wide Web.
Para 4. The invention of the World Wide Web.
Para 5. The development of WWW.
Para 6. About Berners-Lee —— the inventor of WWW.Careful reading p53 3. III.True(T) or false(F)1.There are millions of pages of information on the internet.
( )2.The US army were the first people who used an Internet
system. ( ) 3.Universities started using the Internet at the same time
as the army. ( ) 4.The percentage of websites in English is getting smaller.
( ) 5.Tim Berners-Lee made it possible for scientists to use the
Internet. ( ) 6.He has made a lot of money from his invention.( )TTTTFFDo exercise 4 on page 53 1.For fifteen years,only the US army could use this
system of Communication.(a)The US army only use this system for 15 years.
(b)After 15 years,other people were able to use it
as well.2.The world wide web…allows computer users to
access information…
(a)Computer users can access information because
of the World Wide Web.
(b)You need permission from the World Wide Web
before you Can access information. 3. About 80 percent of web traffic is in English, but
this percentage is now going down.Web traffic in English is becoming less
interesting.
(b)The percentage of English websites is getting
smaller.4. He came up with the idea of the World wide
Web.(a)It was his idea.
(b)He found the idea in a book.Group A: think of the advantages of the Internet.
Group B: think of the disadvantages of the Internet. Every coin has two sides. The Internet also has its advantages and disadvantages.Discussion easy to contact
search information
shopping online
study online
watch live matches and other programs
see the doctor …
bad for eyes
lazier and fatter
less chance to get along with others
spend too much time playing computer games and chatting
fail in the exam…