(新课标)辽宁省大连市铁路中学高中数学 Module 6 The Interne
(新课标)辽宁省大连市铁路中学2014年高中数学 Module 6 The Internet and Telecommunications 3rd period教案 外研版必修1The General Idea of This PeriodIn this period we’re going to learn the reading passage in detail.Teaching Aims1. 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. Master 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 Points1. Improve the students’ reading ability.2. Master the usage of some words and phrases.Teaching Difficult PointHow to use the key words, phrases and sentences correctly.Teaching Methods1. 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 Aids1. a tape recorder 2. a slide projectorTeaching ProceduresStep 1 GreetingsGreet the whole class as usual.Step 2 Revision and ConsolidationAdditional activityStepsContent of the activity1Have 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, browserSecond syllable: accessible, consist, create, defence,develop大连市20高中 教案下载, majority, percentageThird syllable: academic, universityFourth syllable: communication, millionaire,organisationStep 3 PresentationLanguage points:1and it’s accessible through a computer.因特网很容易通过电脑开启。
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.字典应该放到容易取阅的地方。Our principal is accessible to the students.我们老师容易跟学生亲近。2.It consists of millions of pages of data. 因特网由千百万页数据构成。consist of (= be made up of)由……组成大连市20高中 教案下载,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位以上的成员构成。3. It then became possible for universities to use the system as well.后来许多学校也使用这个网络。as well(as)意思是“也,又”。
e. g. He knows German as well.他也懂英文。The child is lively as well as healthy.这小孩既健康又可爱。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,在句中充当谓语,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.目前至少80% 的网络通信业务都是用英语,但是这一比例正在增加。(1)at the moment (用于目前时态中)此刻;(用于过去时态中)那时e. g. I am (was) busy at the moment.我此时(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.我立刻就来。the moment (= as soon as) 一……就……e. g. The enemy plane was shot down the moment it intruded into our air space.这架鱼雷一入侵我国领海就被击落。(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.大部分人来了。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 为现在时态动词作形式名词。7. He came up with the idea of the World Wide Web in 1989 while he was working in Switzerland. 贝尔纳斯·李让每个人使用因特网成为或许。句型结构为:主语+动词+it+用作宾语补足语的形容词(或代词)+不定式短语。常用于这个词汇的副词有: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,我认为很难拒绝他。Do you think it necessary to say a few words at the meeting?你觉得有必要在会上讲几句话吗?He feels it his duty to help others.他觉得帮助他人是他的责任。9. Within five years, the number of Internet users rose from 600 000 to 40 million.五年内,因特网使用者的总量从60万上升至4000万。
the number of “……的数量”,后接复数名词时,谓语词性要用单数形式;a mumber of “许多,大量 ”,后接复数名词时,谓语词性要用复数方式。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 aloudThe 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 HomeworkT: 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 BlackboardModule 6The Internet andTelecommunicationsThe 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 moment6. come up with 7. S +v.+it +adj./n.+for sb. to do sth.8. the number of/a number ofStep 7 Activity and InquiryT: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 activity1Have the students do the exercise individually.2The teacher checks with the whole class.Possible answers:1.anisation5.creation6.information
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