The Internet and Telecommunications

编辑: 逍遥路 关键词: 高一 来源: 高中学习网


The Third Period?
The General Idea of This Period?
In this period we’re going to learn the reading passage in detail.?
Teaching Aims?
1. Learn and master the following words and expressions:
source, accessible, consist of, become known as, go down, come up with, web browser, create, work as, from that ?moment on ?
2. aster the following sentence patterns:
(1) They created a network of computers called DARPANET.?
(2) Berners-Lee built his first computer while he was at university using an old television.
?(3) Berners-Lee made it possible for everyone to use the Internet.
Teaching Important Points?
1. Improve the students’ reading ability.?
2. aster the usage of some words and phrases.?
Teaching Difficult Point?
How to use the key words, phrases and sentences correctly.?
Teaching ethods?
1. Revision method to consolidate the vocabulary.?
2. Explanation and practice methods to make sure the students master the use of the words, expressions and sentences.?
Teaching Aids?
1. a tape recorder ?
2. a slide projector
Teaching Procedures
??Step 1 Greetings?
 Greet the whole class as usual.
??Step 2 Revision and Consolidation?
 Additional activity?
StepsContent of the activity
1Have the students practise syllable stress by grouping the words according to where the stress falls.
2Ask the students to group the words individually.
3Put the students in pairs to compare their answers.
4Call back the answers from the class.
The teacher gets four students to give their answers:
First syllable: army, data, lecturer, military, network, scientist, system, browser?
Second syllable: accessible, consist, create, defence, develop, majority, percentage?
Third syllable: academic, university?
Fourth syllable: communication, millionaire, organisation?
??Step 3 Presentation?
Language points:
 1....and it’s accessible through a computer.?因特网很容易通过电脑进入。??
accessible ?adj.(场所)容易到达的;(事物)易到手的;(人)易接近的?
e. g. Dictionaries should be put where they will be easily accessible.?
字典应该放在容易取阅的地方。?
Our principal is accessible to the students.?
我们校长容易和学生亲近。?
2.It consists of millions of pages of data. 因特网由千百万页数据组成。?
consist of (= be made up of)由……组成,由……构成?
e. g. Coal consists mostly of carbon.
?煤大部分由碳组成。?
This club consists of more than 200 members.
?这个俱乐部由200位以上的成员组成。?
3. It then became possible for universities to use the system as well.?
后许多大学也使用这个网络。?
as well(as)意思是“也,又”。?
e. g. He knows German as well.?他也懂德。?
The child is lively as well as healthy.
?这孩子既健康又活泼。?
4. They created a network of computers called DARPANET.
?他们创建了一个叫DARPANET 的电脑网络。?
短语 called DARPANET 是过去分词短语,在句中充当定语,相当于一个定语从句。?
e. g. a boy called Li Ping 一个名叫李平的男孩?
a website called. .. 一个名叫……的?网站??
5. At the moment, about 80% of web traffic is in English, but this percentage is going down.
?目前大约80% 的网络通信业务都是用英语,但是这一比率正在下降。?
(1)at the moment (用于现在时态中)此刻;(用于过去时态中)那时
e. g. I am (was) busy at the moment.
?我此刻(当时)很忙。?
短语拓展:?
for the moment 暂时?
e. g. Stop discussing for the moment, please.请暂停讨论。?
in a moment 立刻,立即 ?
e. g. I’ll come in a moment.
?我马上就。?
the moment (= as soon as)
?一……就……?
e. g. The enemy plane was shot down the moment it intruded into our air space.?
这架敌机一侵入我国领空就被击落。?
(2) tracffic 这里意为“电信”“通信业务”。??
(3) percentage
?①百分数,百分率 
?the lowest percentage 最低的百分比?
②比例
?e. g. A large percentage of people came.
?大部分人了。
6. Berners-Lee built his first computer while he was at university using an old television.贝尔纳斯•李在上大学期间就创建了他的第一台电脑,使用的是一台旧电脑。?
using an old television 为现在分词短语作方式状语。?
7. He came up with the idea of the World Wide Web in 1989 while he was working in Switzerland.
?1989年他在瑞士工作时就提出创建万维网的想法。?
come up with 提出,想出(看法/观点/建议等)?
come up with a proposal 提出建议?
come up with a response 作出反应?
8. Berners-Lee made it possible for everyone to use the Internet.
?贝尔纳斯•李使每个人使用因特网成为可能。?
句型结构为:主语+动词+it+用作宾语补足语的形容词(或名词)+不定式短语。常用于这个句型的动词有:find, feel, think, consider, make等。?
e. g. As he is an old friend of mine, I find it difficult to refuse him.?
由于他是我的老朋友,我觉得很难拒绝他。??
Do you think it necessary to say a feords at the meeting?
你认为有必要在会上讲几句话吗??
He feels it his duty to help others.?
他感到帮助别人是他的责任。?
9. Within five years, the number of Internet users rose from 600 000 to 40 million.?
五年内,因特网使用者的数量从60万上升到4000万。?
the number of “……的数量”,后接复数名词时,谓语动词要用单数形式;?
a mumber of “许多,大量 ”,后接复数名词时,谓语动词要用复数形式。?
e. g. The number of the pages of this book is 300.?
这本书的页数为三百页。?
A number of new products have been successfully trial-produced. ?
许多新产品已试制成功。
??Step 4 Reading aloud?
 The teacher asks the students to read the passage aloud and underline the words, phrases and sentences which they don’t understand.
??Step 5 Summary and Homework?
 T: Well, in this class we’ve had a careful reading of the text and I’ve explained the key language points to you. I hope you will read the text again and again and try your best to recite the reading passage. And this is also your homework. So much for today. Goodbye, everyone!
??Step 6 The Design of the Writing on the Blackboard?
odule 6 The Internet and
?Telecommunications?
The Third Period ?
1. accessible (access)
2. consist of (=be made up of)?
3. as well (as)?
4. a boy called Li Ping/a website called. ..?
5. at the moment/for the moment/in a moment/the moment?
6. come up with ?
7. S +?v.?+it +?adj./n.?+for sb. to do sth.?
8. the number of/a number of
??Step 7 Activity and Inquiry?
 T: Now, let’s do an exercise on word formation of some words learnt in this module.
Please look at Workbook Ex.6.?
StepsContent of the activity
1Have the students do the exercise individually.?
2The teacher checks with the whole class.
Possible answers:
1munication 2.accessible 3.independent 4. organisation
 5. creation?6.information?


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