新视野大学英语视听说1答案Unit9.pdf

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1、Unit9IL Listening SkillsMaking Calculations1.W:It sounds expensive.Why did they charge you so much for repairing the computer?M：Well,its$25 for labor to start with.A new modem cost another 50 bucks.On top of thatI needed a new battery,and it cost$17.Q:How much did the man spend altogether fixing his

2、 computer?2.W:How long are you on the Internet every day?M：About three hours a day.I promised Dad to cut that in half,but the Internet is so slow.Q:How much time has the man promised to spend on the Net every day.3.W:Where did you get all these e-mails?M：I got ten messages from classmates,one about

3、an assignment and one from my brother.Five were spam,the annoying stuff that comes at all times.Q:How many e-mail messages did the woman get altogether?4.W:It takes twice as long to open my Hotmail now.I need over a minute to see my mail.Is theproblem Hotmail or the ISP?M：Forget Hotmail.I get e-mail

4、 through a local provider in ten seconds.Try it.Q:How long did it use to take the man to get his mail?5.W:Talking about computer,whats the meaning of Pentium 4 and clock speed?M：Imagine the processor of a computer as a bus.The higher the Pentium number,the largerthe the bus and the more information

5、it can carry.Clock speed tells how fast data areprocessed.A clock speed of 100 is half as fast as a speed of 200.Q:How much faster is a clock speed of 200 than a clock speed of 100?l.D 2.C 3.A 4.B 5.CIII.Listening InTask 1:The Internet on CampusThe Internet,a worldwide information network,is used at

6、 universities mainly as an informationsupply source.Staff supply information via the Internet and students may access it or any otherpublicly available information.The Intemet is also useful for students to communicate with staff.Teachers may present lecture materials in lecture halls,and at the sam

7、e time,they can distributethe materials for students to access from any location at any time via their computer.Suchmaterials are preesented mainly in the form of text,still pictures and hypertext links.Students findthis valuable and relevant to their needs.IF they must miss a lecture,students can s

8、till keep up todate.Staff users may put up notices of conferences,maintain professional contacts,andcommunicate and conduct discussions with their colleagues or students.Students,on the otherhand,are taught haow to use the Internet as an individual productivity tool in several courses.1.A 2.D 3.A 4.

9、A 5.CTask 2:Surfing the NetW:Hi Bryan.Hare you doing?You look tired.M：Oh,Tm a little burnt out.Tve been surfing the Net for the last few hours.W:Were you doing school work,or was it just for pleasure?M：Well,I wanted to get some information on South America for a project I have,but I found areally in

10、teresting chat site with people from there and started chatting.W:Well,did you get the information you needed?M：Yes,but then we spent lots of time chatting about other interests.W:I see.The Internet is a wonderful place.There is so much information available.I completelyunderstand how you can get di

11、stracted.Sometimes I find myself looking for one piece ofinformation,but by the time I am finished I have a lot more than I started off looking for.M：I know.One thing I really don?t like about it,though,is it takes so much longer to find things,because many sites are useless.W:Yes,theres that,and al

12、so,I often find the same site over and over again in a search.Thatdefinitely wastes lots of my time.M：And,of course,there are sites that offer little to no relevant information on the topic you aresearching for.In my search today,I found quite a few sites that were nothing more than oldlocal news ar

13、chives and event calendars.W:Well,Im sure they were useful to someone at some time,but they should be removed whentheyre no longer of use to anyone.M：I agree.With all the time I spnd on it,I still find it to be the best source of informationavailable.And speaking of information,I really should read

14、through what I got on the Internetand start working on my project.W:Okay.Good luck.Its funny we had this chat,as I was just on my way home to surf the Netmyself.M：Well,it was nice talking to you,and maybe Fil meet you in a chat room later tonight.1.Surfing the Internet for the last few hours.2.Some

15、information on South America for a project he had.3.Because there is so much information available.4.It takes so much longer to find things because many sites are useless.5.She thinks they were useful to someone at some time,but they sgould be removed whentheyre no longer of use to anyone.Task 3:Int

16、ernet AddictionOver the years,studies have shown that its possible to become addicted to the Internet.Actually,college students are most likely to have the addiction because of many factors.Difficulty inadapting to life away from home,and certain psychological problems like depression or socialanxie

17、ty are among the main reasons.College students have lots free time to spend and many ofthem are supplied with free Internet access and a computer in their doorms.Its really easy to getaddicted.Walking through the computer labs,you are most likely to find students chatting orsurfing on the Internet.T

18、here are not just some,but many students not really doing anythingrelated to schoolwork.They are spending far too much time online,which may do harm to theirschoolwork and other activities.As a result,some have been academically dismissed,and othersare even in the danger zone for developing an addic

19、tion needs to be addressed now as a seriousproblem on college campuses.likely adapting psychological access dorms chatting related dismissedgamblingTask 4:A Brief Introductionhonored as our guest computer hacking protect books and articlesmisuseNew Threats 0 Security wake pur hterestIV.Speaking OutF

20、ocusing AttentionModel 1 As far as Im concerned,.Now Your TurnNicole:Hi,Chris!Whats up?Christopher:The damned Internet is down again.Seems like its always down.What do youthink I should do?Nicole:If uou ask me.you just need to have your connection checked.Christopher:Maybe youre right.But,lo lell(he

21、 Irulh,what I really need is to have my owncomputer.Nicole:Why?As far as Im concerned,thats not necessary when youre living on campus.Model 2 In my opinionAshley:Hey Mike,whal are you doing online?Michael:Well,Fm getting some ideas for my term paper.Ashley:Ideas?Well,I personally think we should thi

22、nk for ourselves.Michael:Its easier said than done!Working with the Internet is much faster,you know.Ashley:But,in my opinion,thals a form of plagiarism.Michael:Come on,Ashley.I never quote the passages;I just use their ideas.Model 3 As I See it,.Maria:Fve got to do two assignments this week,but the

23、 Internet is not always a timer saver.Jessica:Searching on the Internet?Dontt you Ihink its hard to find the right information foryourassignments?Maria:No,just the opposite.Theres too much information.I start looking for one thing,andseesomething else.Before I know it,Tm completely off topic.Jessica

24、:Well,as I see il,you should focus on what you are doing and not get distracted.Maria:But,the point is that its very hard to stay on one topic when other topics keep flashingandjumping out at you!V.Lefs TalkAnne:John!Youre playing computer games again?John:Hi,darling.Tm just surfing the Net.Anne:Oh,

25、my gosh!Youre becoming a Net-addict!John:Come on,Anne.I find the Internet very usefulI can find anything.Want me to search forthe number of Net-addicts in America?Anne:John,you spend more time on the Net than with me.Its kind of unhealthy!John:Unhealthy?Here,just feel my muscles.I like AtlasI can li

26、ft the world with the Net.Anne:Stop joking,John.You spend hours closed up in your room,with just your computer forcompany,like a recluse.It is as if you lived in a computer!John:Not really.I am in touch with the world through the Web.Anne:But it is not the same.You need to interact with people,play

27、real games,and enjoy nature.Your virtual world is a form of.of.escapism.John:The real world could use some escaping form,dont you think?Anne:You know,John,it is not just you;most young peopleeven childrenspend so muchtimeon the Net that it is not only affecting their eyesight but also their personal

28、ities.They arebecoming unsociable.John:Anyway,look at the positive side:the amount of useful information available on the Web isamazing.Anne:I know that.As long as the Internet is only a virtual girlfriend,I wont have to worryabout it.John:2,4,6,8Anne:1,3,5,7For ReferenceaA,say hello to B and ask wh

29、at he is doing online.Hi,Brian.Youre online again!Searching for something?B,respond to As greeting and answer his/her question.Hello,Vivian.Fm playing games.Ils thrilling!A,show your concern for B by listening some dia=sadvantages of Net addiction.Come on,Brian.Youve spent loo much time online.Haven

30、you ever worried about yourstudy?Your addiction to the Net will spoil you!B,account for your Net addiction by listing some conveniences and excitement the Internet bringstoyou.Dont be joking,Vivian.The Internet is so convenient,and you can do everything on it.I enjoyplaying games online.Its really e

31、xciting!bA,greet B and ask what he is doing.Hi,Dave.Whatre you doing?Seems youre doing editing work.B,respond to A.Well,I just downloaded an essay from the Net,and have got to make some changes for myliterature class.A,make comments on Bs practice.What?Downloaded an essay?Are you crazy?Were supposed

32、 to write papers by ourselves.B,try to justify your act.Sounds easy!But I dont have the time.Besides,Im not into literature,you know.VI.Furthering Listening and SpeakingListeningTask 1:The Origin of the InternetThe story of the Internet begins in the late 1950s.The Soviet Union launched Sputnik in 1

33、957.ThePentagon set up a research team in 1958 to create a computer network to operate during disasterslike a nuclear war.The resulting network linked U.S.scientific and academic researchers.It grewinto the World Wide Web or the Internet that became the network system of the Information Age.In1985,t

34、he National Science Foundation created a network which provided a free national service toany U.S.research and education institution.Later,large corporations began to build their ownnetworks.All those networks finally joined the Pentagons network to form the Internet.By the1990s,anyone with a comput

35、er,a modern,and Internet software could link up to the Internet.Inthefuture,the Internet will probably grow more complex and become part of a larger network calledtheinformation highway.With that people could bank,shop,watch TV,and perform many otheractivities online.l.the late 1950s disasters2.the

36、World Wide Web the World Wide Web3.a free national service research and education institution4.The 1990s Internet software link up5.a larger network the infoiTnation highway onlineTask2:The InternetA Small TownThe Internet is a global network,but in many ways its like a small town with similar servi

37、ces to offer.Thereare electronic post offices to send and receive e-mail,functioning somewhat more efficiently than the PostOffice we know.There are libraries of information that stay open 24 hours a day with millions of books anddocuments to browse or search through on the World Wide Web or WWW.You

38、 can also enjoy real-timetext-based communication,using written or printed material to communicate with others immediately andalmost 4face to face”.Local coffee shops are seen in the guise of chat room,with people dropping by at allhours of the day and night to socialize.Online education and trainin

39、g is available just as it is in a“bricks andmortar”university or school.Online banking offers you all the services available at your local bank,withoutfearing to be mugged at an ATM.You can buy almost anything,listen to your local radio station or do yourgrocery shopping.Indeed,the Internet is your

40、town in a box!Task3:If only life could be like a computer!To get your daily exercise,just click on run”!If you need a break from life,click on“suspend”.Hit“any key“to continue life when ready.To“add/remove“someone in your life,click settings.To improve your appearance,just adjust the display setting

41、s.When you lose your car keys,click on NIKT.You could click on soud and the kids would go to bed immediately.To feel like a person,click on“refresh”.Click on“close“lo shut up the noises.To undo a mistake,click on back”.Is your furnilure getting old?Click“update”.If you messed up your life,you could press“Alt,Ctrl,Delete and start all over!Speaking1.F 2.T 3.T 4.F 5.T