1、REVISION Some words about computerHard diskmonitormousescreenCD-ROMkeyboardLead-inDo you like surfing the Internet(网上冲浪)?What can we do on the Internet?do online shopping网上在线购物chat on the Internet网上聊天send an e-mail to your friends What does www stand for（代表）?It stands for World Wide Web（环球网、万维网）.Som
2、e websites I often visit:internetFast Reading 4minutesAfter reading,answer the following questions?1.What is the internet?2.How did it start?3.What is the World Wide Web?4.Who invented it?1.What is the internet?The internet is the biggest source of information（最大的信息来源）in theworld,and it is accessibl
3、e（获得）through a computer.2.How did it start?(the birth of internet)In 1969,DARPA,created_DARPANETIn 1984,NSF,started_.NSFNETThen NSFNET became _.Inter-Network(Internet)3.What is the World Wide Web?It is a computer network（计算机网络）that allows computers to（允许、做）access（获得）information from millions of webs
4、ites via the Internet.The World Wide Web was invented in1991 by an English scientist-Tim Berners-Lee.4.Who invented it?ParagraphMain ideaParagraph 1Paragraph 2Paragraph 3Paragraph 4Paragraph 5Paragraph 6a.The present situation（目前状况)of Berners-Leeb.Berners-Lee invented the World Wide Webc.The definit
5、ion（定义）of the World Wide Webd.Everyone can use the Internet e.How the Internet startedf.The definition of the Internet Match each paragraph with the main ideaA.Introduce the inventor of World Wide Web.B.Tell us something about the Internet and World Wide Web.C.The Internet is widely used all over th
6、e world.What is the passage about?The passage is about BRead the text again and do true-false exercises: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.
7、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.Careful Reading Para 1.The definition(定义）of the Internet.Para 2._of the Internet.Para 3._ of the World Wide Web.Para 4._of
8、the World Wide Web.Para 5._of World Wide Web.Para 6.About Berners-Lee _Text structureThe passage is divided into parts.twoPart 1(1-2):The definition&development of the Internet.Part 2(3-6):The World Wide Web&its inventor Berners-Lee.The birth（出生，起源）The definitionThe invention（发明）The development（发展）t
9、he inventor of WWWDecide which sentence means the same as the extracts from the reading passage:1.For fifteen years,only the US army could usethis system of communication.(a)The US army only used this system for 15years.(b)After 15 years,other people were able to use it as well.2.About 80 percent of
10、 web traffic is in English,but this percentage is now going down.(a)Web traffic in English is becoming less interesting(b)The percentage of English websites is getting smaller.3.The World Wide Web.allows computer users to access information.(a)Computer users can access information because of the Wor
11、ld Wide Web.(b)You need permission from the World Wide Web before you can access information.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.rCheck:Task OneWhich sentences in the passage have the same meaning with the following ones?1)The Internet is
12、 made up of millions of pages of data.2)After 15 years,not only US army but also other people were able to use this network of computer.It consists of millions of pages of data.For fifteen years,only the US army could use this system of communication.Boys:think of the advantages of the Internet.Gils
13、:think of the disadvantages ofthe Internet.Every coin has two sides.The Internet also has its advantages（优点）and disadvantages（缺点）.AdvantagesDisadvantageseasy to contactsearch informationshopping onlinestudy online watch live matches and other programssee the doctor bad for eyeslazier and fatter less
14、 chance to get along with othersspend too much time playing computer games and chattingfail in the examSuggestiongo on line properly have a time limitchoose things which are valuable to our study and lifeplace study,health and safety before other thingsHomework:What do you want to say to your friend
15、s who are addicted to(对上瘾)Cyber bars（网吧)?Write a short passage about this topic“Keep away from Cyber Bars”(in about 100 words)The Internet is _ through a computer,and it _ _ millions of pages of data.They created a network of computers _ DARPANET._ then became possible for universities to use the sy
16、stem _ _.NSFNET _ _ _the Inter-Network,or“Internet”.Tim Berners-Lee made it _ for everyone to use the Internet,_ _ universities and the army.He_ the first“web browser”,_ allowed computer users to _ documents from other computers._,the web and the Internet grew.Everyone in the world can access the In
17、ternet _ his World Wide Web system.Now Berners-Lee works _ a lecturer in a famous university.accessibleconsists ofcalledItas wellbecame known aspossiblenot justdesignedwhich_accessFrom that moment onusingasListen to the passage and fill in the blanksaccessible adj.易接近的、可以使用的can be reached/usedIntern
18、et is accessible to all the computer users.be accessible to sthaccess n.means of entering;entrance.接近；通路；接近或进入的权利Access to the resort(度假胜地)is quite easy.这个度假胜地很容易到达。Students must have access to a good library.v.访问,存取(信息,数据);接近,使用It is easy to access information from this website.归纳拓展 access后面常用介词to,
19、前面用介词of accessible adj.可到达的；可进入的 be easy/hard of access容易/难接近 have/gain/get/obtain access to得以接近;得以 会见;得以进入;得以使用 give access to接见;准许出入 be accessible to sth.已接近;可进入 观察思考 He gained access to the building through the window.他通过窗户进入大楼。I had no access to education when I was young.我小时候没有受教育的机会。活学活用 She w
20、as chosen to be the first secretary of the state government and now has regular and immediate to the president.A.control B.opportunity C.access D.effect 解析 access to the president接近/靠近总统。C重点短语与句型 6.consist of由组成（一般不用于被动语 态和进行时态中）It consists of millions of pages of data.它是由数百万页的数据组成的。(回归课本P52)观察思考 Th
21、e audience of this film about love mainly consist of young people.这部关于爱情的电影观众主要是青年人。Theory should consist with practice.理论应与实践相一致。The beauty of the plan consists in its simplicity.该计划的妙处在于简洁明了。活学活用句型转换 The summer camp group consists of 20 boys and 10 girls.The summer camp group 20 boys and 10 girls.
22、The summer camp group 20 boys and 10 girls.is made up of is composed of consist of 由组成，由构成 be made up of,be composed of consist in 存在于;决定于consist with 与一致、相符consist 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 defense organizat
23、ion,DARPA.Its 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”.Vocabulary&Expressiondevelop vt&vi 使发达；发展；使发育He believes that sports can develop mind and body.develop the habit of doing something养成作的习惯develop an interest in something
24、培养对的兴趣developed 发达的 developing 发展中的China is a _ country while America is a _ country.developingdevelopeddevelopment n.create 创造指“有目的地把原材料制成新产品”;也指“创造出原来不存在或与众不同的事物”Many people believe that the universe was createdby the God.design 设计指“制作某物之前深思熟虑地构思”It was he that designed the garden.invent 发明指“通过想象、
25、研究、劳动,创造出前所未有的东西”,尤指“科技上的发明创造”Edison invented the light bulb.Task TwoIt 作.常用形容词有：Translate the following sentences into Chinese.1)It then became possible for universities to use the system as well.2)Berners-Lee made it possible for everyone to use the Internet,not just universities and the army.此后，大
26、学也能够使用这个系统才成为可能。It 在句中作;Here it refers to 贝尔纳斯李使任何人,而不仅仅是大学和军队,使用因特网成为了可能.for everyone to use the Internet.形式宾语形式主语important,necessary,unusual,popular对我们而言，学好英语很重要It is very important for us to learn English well.他是一位奇怪的人我们觉得和他工作很难He is a strange man.We find itvery difficult to work with him.make/th
27、ink/find/feel/+it+adj/n+(for sb)to do sth 或 make/think/find/feel/+it+adj/n+(for sb)+that clause 1.She made it a rule for her child to wash his hands before eating.She made it a rule for her child that he should wash his hands before eating.2.I think it not right to let primary students do too much h
28、omework.as well:主要用于肯定句中,一般放在句末,不与句子其他成分隔开,意为“也”.He is a worker，and a poet as wellas well as:连接两个并列成分,意为“和,也”,结构:A as well as B.他能说英语和西班牙语。He can speak Spanish as well as English.她和你都是英语老师。She as well as you is an English teacher谓语动词就远原则。我也去过世博会。I have been to the Expo as well.=I have been to the Ex
29、po,too.=I have also been to the Expo.I have not been to the Expo,either.too:用于肯定句末或中，常用逗号与句子其他成分隔开。also:常用于肯定句句中，位于系动词，助动词之后，实义动词之前。either:用于否定句，一般放在句末。Be known/famous as:作为而出名 George 作为著名的歌唱家而出名.George is known as a famous singer.Be known/famous for 因而出名 这个地方因为它的水果而出名.The place is known for its fru
30、it.Be known/famous to 被所熟知 It be known/famous to sb+that 从句众所周知,理论来源于实践.It is known to us all that theory comes from practice.Via prep.by way of/by means ofHe sent me a letter via one of my friends At the moment此刻 At any moment在任何时候 For the moment目前，暂时 For a moment片刻，一会儿 At the last moment在紧要关头 Go d
31、own 下降(太阳，月亮)落下 The sun is going down.价格下跌 Price dont seem to be going down.退烧 Im glad your temperature has gone down。Rise vi.升起，提高，上涨（不跟宾语）The sun rises in the east.Raise vt.提高，抬起（必须跟宾语）The student raised his hand to answer the teachers question.3)Berners-Lee built his first computer while he was a
32、t university using an old television!读大学时，贝尔纳斯李利用一台旧电视机制成了他的第一台电脑！现在分词短语充当方式状语，另外，它还可表示原因、条件、结果、让步、伴随状语，它表示与句子主语是主动关系。They came in the classroom talkingloudly.He was watching TV，singing a song。a.b.using是:他正在边看电视边唱歌他们大声说着走进了教室 eg.(1)He usually sits in the chair,reading.（伴随）(2)We eat using chopsticks.
33、(方式）(3)Having finished his homework,he went home.（条件）(4)The secretary worked late into the night,preparing a report.（原因）(5)Working hard,youll succeed.（条件）(6)She died,leaving nothing but debts.（结果）(7)European football is played in 80 countries,making it the most popular sport in the world.（结果）(8)Admi
34、tting what she said,I still think she hasnt tried her best.（让步）come up with 赶上；提出，提供We shall work hard to come up with him.I hope you can come up with a better plan than this.catch up with 追上,赶上keep up with 跟上,不落后Via prep.by way of/by means ofHe sent me a letter via one of my friends.1._ by jeep the
35、y visited a number of European cities last year.A.Travelled B.TravellingC.To travel D.Having travelled2.Suddenly I noticed a man came _ into the room.A.running B.to run C.ran D.runExercises3.The group _ the eight richestcountries in the world.A.consist by B.consists ofC.is consisted by D.is consiste
36、d of4.Did you remember to give Mary the money you owned her?Yes.I gave it to her _ I saw her.A.while B.the momentC.suddenly D.once5.Since the computer price has _,why not buy one?A.brought down B.put downC.gone down D.taken down6.Does he know how to work out the problem?Yes,he has _ a good idea to s
37、olve it.A.caught up with B.kept up withB.C.come up with D.put up with7.Since the computer price has _,why not buy one?A.brought down B.put downC.gone down D.taken down8.Does he know how to work out the problem?Yes,he has _ a good idea to solve it.A.caught up with B.kept up withC.come up with D.put u
38、p with9.He is known _ everybody in the city _ a reporter.A.to;as B.from;afterC.to;like D.by;for10.As a result of destroying the forests,a large _ of desert _ covered the land.A.number;has B.quantity;hasC.number;have D.quantity;have活学活用 As the busiest woman in Norton,she made her duty to look after a
39、ll the other peoples affairs in that town.A.this B.that C.one D.it 解析 it为形式宾语，真正宾语为动词不定式to look after.。D导练互动 重点单词 1.contain vt.包含；容纳；盛；克制(强烈的 感情)；抑制；阻止 A CD-ROM is a separate disk that contains lots of information.一个CD-ROM是一个独立的硬盘，它含有很多信 息。(回归课本P51)观察思考 The book contains all the information you need
40、.这本书里包含你需要的所有信息资料。He was so excited that he could hardly contain himself.他激动得不能自已。归纳拓展 contain oneself克制自己 container n.容器；集装箱；货柜 contain不用于进行时态。注意易混辨异 contain/include/including(1)contain通常用来指某种容器中盛有某物，装 有某物，还指某种物质中含有某成分或含有其他 物质。指作为组成部分而被“包含”或“容纳”在内。(2)include通常表示把某事物作为其中的一部分 包含在内。在句中常构成分词短语sth./sb.i
41、ncluded。(3)including是介词，表示“包括在内”，通常构成介词短语including sth./sb.。试比较：Then came in five people,including two foreigners.=Then came in five people,two foreigners included.然后进来五个人，包括两个外国人。2.He designed the first“web browser”,which allowed computer users to access documents from other computers.他设计了第一个网络浏览器，
42、它可以允许计算 机使用者使用其他计算机上读取的文件。考查which引导非限制性定语从句 太阳给予大地热，这就使植物的生 长成为可能。易接近的、可以使用的创造,创建,创作(新的事物)percentage n.become known ascommunicationuniversity养成作的习惯设计第一个网络浏览器come up with 成千上万的百万富翁from that moment ongo downaccessible adj.百分数，百分率create vt.来源、出处 信息sourceinformation作为而出名通信、交流大学develop the habit of doing sth.design the first“web browser”想到；提出，提供thousands of millionaires从那时起下降