现代大学英语听力3原文及答案unit.docx

现代大学英语听力3原文及答案unit.docx

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现代大学英语听力3原文及答案unit

Unit9

Task1

【答案】

Panel

Opinions

1stpenallist:

PhilipBarnes

putershavealreadychangedourlives.

2ndpenallist:

MissAnderson

putershavechangedourlives,butIdon'twantmylifechanged.

3rdpenallist:

ArthurHaines

Theputerwillaffecteveryoneintheworld.Recordscanbekeptof

everythingwedo.Recordswillbekeptofallourprivatelives.Theputer

isthegreatestdisasterofthe20thcentury.

4thpenallist:

PhyllisArcher

Theputerisamachine.Itwasinventedbypeople;itisusedbypeople.If

theputerisadisaster,thenpeopleareadisaster.

【原文】

pere:

Andnowforourfirstquestion.ItesfromMrs.JuneMoore.Mrs.Moore?

Mrs.Moore:

Doesthepanelthinkthatputerswillchangeourlives?

pere:

Mrs.Moorewantstoknowifputerswillchangeourlives.PhilipBarnes?

PhilipBarnes:

putershavealreadychangedourlives.Businessismoreefficient.Planesandtrainsprovideabetterservice...

MissAnderson:

Justamoment,Mr.Barnes.Youmayberightaboutbusiness,buthowmanypeoplehavelosttheirjobsbecauseofputers?

putershavechangedourlives,butIdon'twantmylifechanged.

ArthurHaines:

Excuseme,MissAnderson.We'retalkingaboutourlives,notyourlife.Theputerwillaffecteveryoneintheworld.Recordscanbekeptofeverythingwedo.Recordswillbekeptofallourprivatelives.Inmyopinion,theputeristhegreatestdisasterofthe20thcentury.

PhyllisArcher:

CouldIinterrupt?

ArthurHainessaystheputerisadisaster,buttheputerisamachine.Itwasinventedbypeople;itisusedbypeople.Iftheputerisadisaster,thenpeopleareadisaster.

pere:

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

Task2

【答案】

A.

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

2）It'sallcontainedrightonthefloppydisk.

3）It’smuchbetterthanatypewriterinthatonecanmovewordsorsentencesfromplacetoplaceormakecorrectionsorchangesrightonthescreen,andneverhavetoeraseonpaper.

4）Itcanhelphimmakeamonthlybudgetforhishouseholdwithelectronicspreadsheetsoftware.

B.

1）loadsyourprogramintothemachine

2）typewriter,typewriter,

3）turningtheputeronandloadingaprogram

4）thedifferentthingstheprogramcando

【原文】

Narrator:

ForHarveyVanRunkle,itwasloveatfirstsight,orshouldwesay,loveatfirstbyte?

Really,itis64,000bytes—that'sthesizeofthememoryonhisnewBANANA-3personalputer.Itallhappenedbyaccident.Hiswife,Charlotte,hadsenthimouttobuyanewtoaster,whenhefoundhimselfstandinginfrontofaputerdisplayattheBANANAputerStore.

Salesman:

Yes,ladiesandgentlemen,thislittleputerisgoingtochangeyourlives.Justconsiderthehardware:

Youhavea9-inchTVscreen.That’syourvideodisplayterminal.Youhaveakeyboardwith46numbersandcharactersonit.Youhaveaprinterthatwillgiveyoupaperprintoutsofyourworkinthreecolors.Youhavetwodiskdrives—oneinsidetheputerterminalandoneoutside.Thisputercandoanything!

Nowlet’shavealittledemonstration.WhowouldliketotrythenewBANANA-3puter?

You,sir.Youlookinterested.SteprightupandtrytheBANANA-3.

Harvey:

What'sad-diskdrive?

Salesman:

That'sthepartoftheputerthatloadsyourprogramintothemachine.

Harvey:

Oh.What'saprogram?

Salesman:

Theprogram?

That'syoursoftware.That'stheinstructions.It'sallcontainedrightonthisfloppydiskhere.Theinstructionsonthisdisktelltheputerwhattodo.

Harvey:

Oh,youmeanlikemywife.Shealwaystellsmewhattodo.

Salesman:

Exactly.Nowwhattypeofprogramwouldyoulike?

Ihavewordprocessing,Ihaveelectronicspreadsheet...

Harvey:

What'swordprocessing?

Salesman:

Wordprocessingisusingtheputerlikeatypewriter.Butit'smuchbetterthanatypewriter.Youcanmovewordsorsentencesfromplacetoplaceormakecorrectionsorchangesrightonthescreen.Youneverhavetoeraseonpaper.It'sawonderfullittleprogram!

Wouldyouliketotryit,Mr...

Harvey:

VanRunkle.HarveyVanRunkle.I'veneverusedaputerbefore...

Salesman:

It'seasy.Firstwestartupthemachine,andthenbootupaprogram.

Harvey:

Bootup?

Salesman:

That'sputertalkforturningtheputeronandloadingaprogram.There.Nowwelookatthemenu.

Harvey:

Menu?

ButIjusthadlunch.I'mnothungry.

Salesman:

No,no.Thisisaprogrammenu,notarestaurantmenu.Itshowsthedifferentthingstheprogramcando.Forexample,herewehave"file".Ifyouselectfile,youcanchoosewhichofyourdocumentsyouwanttoworkon.Andhere’s“edit”.Thisgivesyouwaystocorrectyourdocument.

Harvey:

Gee,thisisgreat!

There'sonlyoneproblem.

Salesman:

What'sthat?

Harvey:

Idon'thaveanydocuments.I'maplumber.

Salesman:

Butyouhavebills,don'tyou?

Harvey:

Yeah,but...

Salesman:

Well,withourelectronicspreadsheetsoftware,youcanmakeamonthlybudgetforyourhousehold.

Harvey:

No.Mywife,Charlotte,doesthat.

Salesman:

Well,nowyoucandoit,Harvey.

Harvey:

Idon'tknow...

Salesman:

Andyouhavefriends,don'tyou?

Harvey:

Yeah,wellthere'smybrother-in-lawBob...

Salesman:

Great!

YoucanwriteletterstoBobonyournewBANANA-3puter!

Harvey:

Okay.Howmuchisit?

Salesman:

Nevermind.Doyouhaveacreditcard?

Harvey:

Well,sure...

Salesman:

Great.Joe,getHarveyheresignedup,willyou?

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

Task3

【答案】

A.

1）Theyareimportantbecausetheyareabletomeasurequantitiessuchaselectricityandtemperature.

2）Digitalputers.

3）Onlyonepersonatatimecanusethem.

4）Itisbecausetheirownersdonotspendenoughtimelearninghowtooperatethemefficiently.

5）Eachpersonwhousesaminiputerhasaputerterminalthatisconnectedtotheminiputerbyinterfacewires.Withthehelpoftheoperatingsystem,theCPUisabletodivideitstimeandperformforalltheusers.

B.

SimilaritiesandDifferencesbetweenMicroputersandMiniputers

Similarities

1．Theyaretwokindsofmondigitalputers.

2．Bothofthemcanbeusedinsmallbusinesses.

3．EachputerhasonlyoneCPU.

Differences

1.Miniputersarelargerthanmicroputers.

2.Microputersareusedmorefrequentlyinlargeofficesandbusinessesthaninsmallbusinesses.

3.Morethanonepersoncanuseaminiputeratthesametime.

【原文】

Therearetwoprimarykindsofputers:

analogputersanddigitalputers.Unlessyouareascientist,youprobablywillnotuseanalogputers.Theseputersareimportantbecausetheyareabletomeasurequantitiessuchaselectricityandtemperature.

Incontrast,digitalputersperformtheirtasksbycounting.Somedigitalputersarebuilttohelpsolveonlyaspecifickindofproblem.Forexample,digitalputersthatmonitorairplanesflyinginandoutofairportsarebuiltonlyforthattask.Mostdigitalputers,though,canbeusedtohelpsolvemanykindsofproblems.Amongthem,microputersandminiputersaretwokindsofmondigitalputers.

Microputers,alsocalledpersonalputers,arethenewestputers.Manyareaboutthesizeofaverysmalltelevisionset.Some,however,aresosmallandlightthatpeoplecancarrythemeasilyonbusinesstrips.Becauseputermanufacturersproduceanenormousamountofputerhardware,itispossibleforanyonetoownanduseamicroputer.Therefore,wenowseethesemachinesinmanyhomes,schools,andbusinesses.Thereisonedisadvantagetotheseputers,though.Onlyonepersonatatimecanusethem.Also,manypeoplewhobuymicroputersdonotunderstandwhatthesemachinescanandcannotdo.Someexpertssaythatalmosthalfofallmicro-putersarenotusedoftenbecausetheirownersdonotspendenoughtimelearninghowtooperatethemefficiently.

Likemicroputers,miniputersareusedinsmallbusinesses.However,theyarelargerthanmicroputersandareusedmorefrequentlyinlargeofficesandbusinessesthaninsmallbusinesses.Anotherdifferenceisthatmorethanonepersoncanuseaminiputeratthesametime.Wecallthistime-sharing.Someminiputerscanhavemorethanahundredpeopletime-sharingthem.Eachpersonwhousesaminiputerhasaputerterminalthatisconnectedtotheminiputerbyinterfacewires.Buteventhoughmorethanonepersoncanuseaminiputer,theputerhasonlyoneCPU.Withthehelpoftheoperatingsystem,theCPUisabletodivideitstimeandperformforalltheusers.

Task4

【答案】

A.

1）Itwasn'tthetypicallowmechanicalvoicethatsoundedlikearecordbeingplayedattooslowaspeed.Itsoundednatural.Ithadcharmtoit.

2）Lupahadonceheardthatevenasophisticatedanalogputercouldn'tpickupcertainsubtletiesintheEnglishlanguage,nomatterhowgoodtheprogrammingis.

3）WhenLupastoodupandwalkedaroundtheroom,itwasevidenttoherthatsomewhereinthebuilding,listeningthroughaninterwassomeonewithamicrophone.

B.

1）They'rerunningacontest.Thekidsaresupposedtonameme.I'mdreadingthewholething,believeme.

2）Youknowsomething;Ithoughtyou'dbedifferent.JustoncetodayIwashopingI'dgetsomeonewhowouldn'ttrytobeattheprogram.

3）Youwouldn'thappentoknowwhatdayoftheweekSeptemberthefourteenth,1321,fellon,wouldyou?

ItwasaSunday;buthowdoyouknowwhetherI'mright?

Thankyouforvisitingtheputerexhibit.

【原文】

Lupalaughed.Shelikedthevoicethathadbeenselectedfortheputer.Itwasn'tthetypicallowmechanicalvoicethatsoundedlikearecordbeingplayedattooslowaspeed.Itsoundednatural.Ithadcharmtoit.

"Doyouhaveaname?

"Lupaasked.

"Notyet,"theputeranswered."They'rerunningaco