现代大学英语听力3原文及答案unit9Word下载.docx

现代大学英语听力3原文及答案unit9Word下载.docx

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everythingwedo.Recordswillbekeptofallourprivate

lives.Thecomputer

isthegreatestdisasterofthe20thcentury.

4thpenallist:

PhyllisThecomputerisamachine.Itwasinventedbypeople;

itis

Archerusedbypeople.If

thecomputerisadisaster,thenpeopleareadisaster.

【原文】

Compere:

Andnowforourfirstquestion.ItcomesfromMrs.JuneMoore.Mrs.Moore?

Mrs.Moore:

Doesthepanelthinkthatcomputerswillchangeourlives?

Mrs.Moorewantstoknowifcomputerswillchangeourlives.Philip

Barnes?

PhilipBarnes:

Computershavealreadychangedourlives.Businessismoreefficient.

Planesandtrainsprovideabetterservice...

MissAnderson:

Justamoment,Mr.Barnes.Youmayberightaboutbusiness,buthowmanypeoplehavelosttheirjobsbecauseofcomputers?

Computershavechangedourlives,butIdon'

twantmylifechanged.

ArthurHaines:

Excuseme,MissAnderson.We'

retalkingaboutourlives,notyourlife.Thecomputerwillaffecteveryoneintheworld.Recordscanbekeptofeverythingwedo.Recordswillbekeptofallourprivatelives.Inmyopinion,thecomputeristhegreatestdisasterofthe20thcentury.

PhyllisArcher:

CouldIinterrupt?

ArthurHainessaysthecomputerisadisaster,butthecomputerisamachine.Itwasinventedbypeople;

itisusedbypeople.Ifthecomputerisadisaster,thenpeopleareadisaster.

Thankyou,PhyllisArcher.Thankyou,panel.Andthankyou,Mrs.

Moore.

Task2

A.

1）Itincludesa9-inchTVscreen,akeyboardwith46numbersandcharactersonit,aprinter,andtwodiskdrives.

2）It'

sallcontainedrightonthefloppydisk.

3）It’smuchbetterthantypewriterainthatonecanmovewordsorsentencesfromplacetoplaceormakecorrectionsorchangesrightonthescreen,andneverhavetoeraseonpaper.

4）Itcanhelphimmakeamonthlybudgetforhishouseholdwithelectronic

spreadsheetsoftware.

B.

1）loadsyourprogramintothemachine

2）typewriter,typewriter,

3）turningthecomputeronandloadingaprogram

4）thedifferentthingstheprogramcando

Narrator:

ForHarveyVanRunkle,itwasloveatfirstsight,orshouldwesay,loveat

firstbyte?

Really,itis64,000bytes—that'

sthesizeofthememoryonhisnewBANANA-3personalcomputer.Itallhappenedbyaccident.Hiswife,Charlotte,hadsenthimouttobuyanewtoaster,whenhefoundhimselfstandinginfrontofacomputerdisplayattheBANANAComputerStore.

Salesman:

Yes,ladiesandgentlemen,thislittlecomputerisgoingtochangeyourlives.Justconsiderthehardware:

Youhavea9-inchTVscreen.That’syourvideodisplayterminal.Youhaveakeyboardwith46numbersandcharactersonit.Youhaveaprinterthatwillgiveyoupaperprintoutsofyourworkinthreecolors.Youhavetwodiskdrives—oneinsidethecomputerterminalandoneoutside.Thiscomputercandoanything!

Nowlet’shavealittledemonstration.WhowouldliketotrythenewBANANA-3computer?

You,sir.Youlookinterested.SteprightupandtrytheBANANA-3.

Harvey:

What'

sad-diskdrive?

That'

sthepartofthecomputerthatloadsyourprogramintothemachine.

Oh.What'

saprogram?

Theprogram?

syoursoftware.That'

stheinstructions.It'

sallcontainedrightonthisfloppydiskhere.Theinstructionsonthisdisktellthecomputerwhattodo.

Oh,youmeanlikemywife.Shealwaystellsmewhattodo.

Exactly.Nowwhattypeofprogramwouldyoulike?

Ihavewordprocessing,Ihaveelectronicspreadsheet...

swordprocessing?

Wordprocessingisusingthecomputerlikeatypewriter.Butit'

smuchbetterthanatypewriter.Youcanmovewordsorsentencesfromplacetoplaceormakecorrectionsorchangesrightonthescreen.Youneverhavetoeraseonpaper.It'

sawonderfullittleprogram!

Wouldyouliketotryit,Mr...

VanRunkle.HarveyVanRunkle.I'

veneverusedacomputerbefore...

It'

seasy.Firstwestartupthemachine,andthenbootupaprogram.

Bootup?

scomputertalkforturningthecomputeronandloadingaprogram.

There.Nowwelookatthemenu.

Menu?

ButIjusthadlunch.I'

mnothungry.

No,no.Thisisaprogrammenu,notarestaurantmenu.Itshowsthedifferentthingstheprogramcando.Forexample,herewehave"

file"

.Ifyouselectfile,youcanchoosewhichofyourdocumentsyouwanttoworkon.Andhere’s“Thiseditgives”.youwaystocorrectyourdocument.

Gee,thisisgreat!

There'

sonlyoneproblem.

sthat?

Idon'

thaveanydocuments.I'

maplumber.

Butyouhavebills,don'

tyou?

Yeah,but...

Well,withourelectronicspreadsheetsoftware,youcanmakeamonthlybudgetforyourhousehold.

No.Mywife,Charlotte,doesthat.

Well,nowyoucandoit,Harvey.

tknow...

Andyouhavefriends,don'

Yeah,wellthere'

smybrother-in-lawBob...

Great!

YoucanwriteletterstoBobonyournewBANANA-3computer!

Okay.Howmuchisit?

Nevermind.Doyouhaveacreditcard?

Well,sure...

Great.Joe,getHarveyheresignedup,willyou?

HewantsaBANANA-3withaprinterandsoftware.Okay,steprightup,ladiesandgentlemen.Thiscomputercandoanything!

Task3

1）Theyareimportantbecausetheyareabletomeasurequantitiessuchaselectricityandtemperature.

2）Digitalcomputers.

3）Onlyonepersonatatimecanusethem.

4）Itisbecausetheirownersdonotspendenoughtimelearninghowtooperatethem

efficiently.

5）Eachpersonwhousesaminicomputerhasacomputerterminalthatisconnectedto

theminicomputerbyinterfacewires.Withthehelpoftheoperatingsystem,theCPUisabletodivideitstimeandperformforalltheusers.

SimilaritiesandDifferencesbetweenMicrocomputersandMinicomputers

Similarities

Differences

1．Theyaretwokindsofcommondigitalcomputers.

2．Bothofthemcanbeusedinsmallbusinesses.

3．EachcomputerhasonlyoneCPU.

1.Minicomputersarelargerthanmicrocomputers.

2.Microcomputersareusedmorefrequentlyinlargeofficesand

businessesthaninsmallbusinesses.

3.Morethanonepersoncanuseaminicomputeratthesametime.

Therearetwoprimarykindsofcomputers:

analogcomputersanddigitalcomputers.Unlessyouareascientist,youprobablywillnotuseanalogcomputers.Thesecomputersareimportantbecausetheyareabletomeasurequantitiessuchaselectricityandtemperature.

Incontrast,digitalcomputersperformtheirtasksbycounting.Somedigitalcomputersarebuilttohelpsolveonlyaspecifickindofproblem.Forexample,digitalcomputersthatmonitorairplanesflyinginandoutofairportsarebuiltonlyforthattask.Mostdigitalcomputers,though,canbeusedtohelpsolvemanykindsofproblems.Amongthem,microcomputersandminicomputersaretwokindsofcommondigitalcomputers.

Microcomputers,alsocalledpersonalcomputers,arethenewestcomputers.Manyareaboutthesizeofaverysmalltelevisionset.Some,however,aresosmallandlightthatpeoplecancarrythemeasilyonbusinesstrips.Becausecomputermanufacturersproduceanenormousamountofcomputerhardware,itispossibleforanyonetoownanduseamicrocomputer.Therefore,wenowseethesemachinesinmanyhomes,schools,andbusinesses.Thereisonedisadvantagetothesecomputers,though.Onlyonepersonatatimecanusethem.Also,manypeoplewhobuymicrocomputersdonotunderstandwhatthesemachinescanandcannotdo.Someexpertssaythatalmosthalfofallmicro-computersarenotusedoftenbecausetheirownersdonotspendenoughtimelearninghowtooperatethemefficiently.

Likemicrocomputers,minicomputersareusedinsmallbusinesses.However,theyarelargerthanmicrocomputersandareusedmorefrequentlyinlargeofficesandbusinessesthaninsmallbusinesses.Anotherdifferenceisthatmorethanonepersoncanuseaminicomputeratthesametime.Wecallthistime-sharing.Someminicomputerscanhavemorethanahundredpeopletime-sharingthem.Eachpersonwhousesaminicomputerhasacomputerterminalthatisconnectedtotheminicomputerbyinterfacewires.Buteventhoughmorethanonepersoncanuseaminicomputer,thecomputerhasonlyoneCPU.Withthehelpoftheoperatingsystem,theCPUisabletodivideitstimeandperformforalltheusers.

Task4

1）Itwasn'

tthetypicallowmechanicalvoicethatsoundedlikearecordbeingplayedattooslowaspeed.Itsoundednatural.Ithadcharmtoit.

2）Lupahadonceheardthatevenasophisticatedanalogcomputercouldn'

tpickupcertainsubtletiesintheEnglishlanguage,nomatterhowgoodtheprogrammingis.

3）WhenLupastoodupandwalkedaroundtheroom,itwasevidenttoherthatsomewhereinthebuilding,listeningthroughanintercomwassomeonewithamicrophone.

1）They'

rerunningacontest.Thekidsaresupposedtonameme.I'

mdreadingthewholething,believeme.

2）Youknowsomething;

Ithoughtyou'

dbedifferent.JustoncetodayIwashopingI'

d

getsomeonewhowouldn'

ttrytobeattheprogram.

3）Youwouldn'

thappentoknowwhatdayoftheweekSeptemberthefourteenth,1321,fellon,wouldyou?

ItwasaSunday;

buthowdoyouknowwhetherI'

mright?

Thankyouforvisitingthecomputerexhibit.

Lupalaughed.