听力教程第二版第二册Unit 5答案.docx

听力教程第二版第二册Unit 5答案.docx

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听力教程第二版第二册Unit5答案

Unit5

SectionOneTacticsforListening

Part2listeningandNote-taking

Reading

B:

Whenshouldachildstartlearningtoreadandwrite?

ThisisoneofthequestionsIammostfrequentlyasked.Thereisnohardandfastrule,fornotwoarealike,anditwouldbewrongtosetatimewhenallshouldstartbeingtaughttheinsandoutsofreadingletterstoformwords.

Ifathree-year-oldwantstoread（orevenatwo-year-oldforthatmatter）,thechilddeservestobegiveneveryencouragement.Thefactthatheorshemightlaterbe"bored"whenjoiningaclassofnon-readersatinfantschoolistheteacher'saffair.Itisuptotheteachertoseethatsuchachildisgivenmoreadvancedreadingmaterial.

Similarly,thechildwhostillcannotreadbythetimehegoestojuniorschoolattheageofsevenshouldbegiveneveryhelpbyteachersandparentsalike.Theyshouldmakecertainthatheisnotdyslexic*.Ifheis,specialisthelpshouldimmediatelybesought.

Althoughparentsshouldbecarefulnottoforceyoungstersagedtwotofivetolearntoread（ifbadlydoneitcouldputthemoffreadingforlife）thereisnoharminpreparingthemforsimplerecognitionoflettersbylabellingvariousitemsintheirroom.Forinstance,byanicepieceofcardboardtiedtotheirbedwithBEDwritteninneat-bigletters.

Shouldtheyoungchildaskhisparentstoteachhimtoread,andiftheparentsarecapableofdoingso,suchanappealshouldnotbeignored.Butthetaskshouldbeundertakengently,withgreatpatienceandasenseofhumour.Readingshouldneverbemadetolooklikeachoreandthechildshouldneverbeforcedtocontinue,shouldhisintereststarttoflag*.

ExerciseA:

1.Thereisnohardandfastrule,fornotwoarealike.

2.Thefactthatheorshemightlaterbe"bored"whenjoiningaclassofnon-readersatinfantschoolistheteacher'saffair.

3.Ifbadlydoneitcouldputthemoffreadingforlife

4.Butthetaskshouldbeundertakengently.

5.Readingshouldneverbemadetolooklikeachore.

ExerciseB:

Itwouldbewrongtosetatimewhenachildshouldstartlearningtoreadandwrite.Parentsshouldencourageyoungstersagedtwotofivetoreadiftheyshowinterestsinit,butneverforcethemtolearntoread.Heorshemightlaterbe"bored"whenjoiningaclassofnon-readersatinfantschool.Thenitisuptheteachertoseethatsuchachildisgivenmoreadvancedreadingmaterial.

Similarly,ifachildcannotreadattheageofseventeachersandparentsshouldmakecertainthatheisnotdyslexic.Ifheis,specialisthelpshouldimmediatelybesought

Parentsshouldnotignoretheyoungchild'sappealtoteachhimtoread.Butthetaskshouldbeundertakengently,withgreatpatienceandasenseofhumourReadingshouldneverbemadetolooklikeachoreandthechildshouldneverbeforcedtocontinue,ifhisinterestsstarttofalg

SectionTwoListeningComprehension

Part1Dialogues

Dialogue1DigitalSound

{Music}

MIKE:

Wow!

Nice.CDshavesuchgoodsound.DoyoueverwonderhowtheymakeCDs?

KATHY:

Well,theygetabunchofmusicianstogether,andtheysingandplay.

MIKE:

Comeon.YouknowwhatImean.Whyisthesoundqualitysogood?

Imean,whydoCDssoundsomuchclearerthancassettetapes?

KATHY:

Actually,Idoknowthat.

MIKE:

Really'?

KATHY:

It'sallbasedondigitalsound.CDsaredigital.Digitalsoundislikeseveralphotos,alltakenoneafteranother.It'skindoflikepicturesofsound.Theintensityofthesound–howstrongitis--ismeasuredveryquickly.Thenit'smeasuredagainandagain.Whenwehearthesound,itallsoundslikeonelongpieceofsound,butit'sreallylotsofpiecesclosetogether.Andeachpieceisreallyclear.

M1KE:

Sodigitalislikelotsofshort"pieces"ofsound.

KATHY.Exactly.Thisisdifferentfromanalog*--that'showtheyusedtorecord.Analogismorelikeonewaveofsound.Itmovesupanddownwithvolumeandpitch.Anyway,analogislikeasinglewave.Digitalislikeaseriesofpieces.

MIKE:

OK,Iunderstandthat.ButhowdotheymaketheCDs?

KATHY:

Itoldyou,Mike.Theygetabunchofmusicianstogether,andtheysingandplay.

MIKE:

Kathy!

KATHY:

No.Whatreallyhappensisfirsttheydoadigitalrecording--onvideotape.

MIKE:

Onvideotape.

KATHY:

Yeah,theyusevideotape.Sothenthevideotapeisplayedthroughacomputer.

MIKE:

OK.Whatdoesthecomputerdo?

KATHY:

Well,thecomputerisusedtofigureoutthe"pieces"ofsoundweweretalkingabout;howlongeverythingis,howfarapartspacesare.

MIKE:

OK.Sothecomputerisfiguringoutthoseseparate"pieces"ofsound.

KATHY:

Yeah.Theyneedtodothattomakethemaster.

MIKE:

Themaster?

KATHY:

ThemasteristheoriginalthatalltheotherCDsarecopiedfrom.It'smadeofglass.It'saglassdiskthatspinsaround--justlikearegularCD.Andtheglassdiskiscoveredwithachemical.Theyusealasertobumthesignal,orthesong,intotheglassplate.Thelaserburnsthroughthechemical,butnotthroughtheglass.

MIKE:

Sothelasercutsthesoundintotheplate.

KATHY:

Right.Whatit'sdoingiscuttinglittleholes.intothebackofthedisk.

Thoseholesarecalled"pits."Thelaserputsinthepits.

MIKE:

SoCDsreallyhavelittleholesontheback?

Ididn'tknowthat.

KATHY:

Yeah.Tinypits.They'retoosmalltosee.[Pause.]Anyway,thenthey'vegotthemaster,andtheymakecopiesfromit.ThenyoubuyyourcopyandputitintheCDplayer.

MIKE:

PutitintheCDplayer...ThatpartIunderstand.

KATHY:

There'sanotherlaserinyourCDplayer.ThelightofthelaserreflectsofftheCD.ThesmoothpartoftheCDreflectsstraightback,likeamirror.Butthelightthatbouncesoffthepitsisscattered.Anyway,thecomputerinyourCDplayerreadsthelightthatbouncesoffthepits.Andyougetthemusic.

MIKE:

Reflectedlight,huh?

...Uh...youknewwhatIlike?

Justrelaxing,listeningtomusic,andnotreallyworryingabouthowitgetsonthedisk.

KATHY:

Youwantmetoexplainitagain?

「Music」

A:

Quality

Recordingtechnique

Digitalsound

Muchclearer

Digitalsoundislikeseveralphotosalltakenoneafteranother.It'sKindoflikepicturesofsound,Digitalislikeaseriesofpieces.

Analogicalsound

Aanlogismorelikeonewaveofsound.Itmovesupanddownwithvolumeandpitch.Analogislikeasinglewave

B:

I.ThemakingoftheCDs

A.Recording

a.Theygetabunchofmusicianstogether,singingandplaying.

b.Firsttheydoadigitalrecording--onvideotape.

c.Thenthevideotapeisplayedthroughacomputer.

d.Thecomputerfiguresoutthoseseparate"pieces"ofsoundtomakethemaster.

B.Themakingofthemaster

a.ThemasteristheoriginalthatalltheotherCDsarecopiedfrom.

b.It'smadeofglass,coveredwithachemical.

c.Theyuselasertoburnthesignal,orthesong,intotheglassplate.Thelaserbumsthroughthechemical,butnotthroughtheglass.

d.Itcutslittleholesintothebackofthedisk.Thoseholesarecalled"pits."

e.Theymakecopiesfromit.

II.Playingback

A.YoubuythecopyandputitintheCDplayer.

B.ThelightofthelaserreflectsofftheCD.

a.ThesmoothpartoftheCDreflectsstraightback,likeamirror.

b.Butthelightthatbouncesoffthepitsisscattered.

c.ThecomputerinyourCDplayerreadsthelightthatbouncesoffthepits.

d.Yougetthemusic.

Dialogue2LostinTranslation

Man:

Here'soneIwouldn'thavethoughtof.Youknowthose"beforeandafter"commercialsforlaundrysoap?

Woman:

Theoneswithapileofdirtyclothesononesideandthenthesameclothesafterthey've

beenwashed?

Sure.

Man:

TherewasanAmericancompanythathadoneofthoseads.Itwasreallysuccessfulin

NorthAmerica.Intheadtherewasapileofdirtyclothesontheleft,aboxofthelaundrysoapinthemiddle,andapileofcleanclothesontheright.So,themessagewasthataboxofthisdetergent*wouldmakereallydirtyclothesclean.

Woman:

Yeah?

Man:

SowhatdoyouthinkhappenedwhentheyusedtheadintheMiddleEast?

Woman:

Idon'tknow.

Man:

Thinkaboutit.IntheMiddleEast,languagesarewrittenfromrighttoleft.Peoplelookatthingsfromrighttoleft.

Woman:

Soitlookedlikethesoapmadetheclothesdirty?

Man:

"Oursoapwillmakeyourclothesdirty!

"Notaverysmartadcampaign.

Woman:

Theyshouldhavechangedtheorderofthepictures.Theyshouldhaveputthepictureofthecleanclothesontheleftsideandthedirtyclothesontheright.

Man:

Really.

Man:

Oh,here'sanotherone.SomeshirtmakerputanadinaMexicanmagazine.

Woman:

And?

Man:

Well,theadwassupposedtosay,"WhenIworethisshirt,1feltgood."Buttheymadeatranslationmistake.

Woman:

Whatdidtheysay?

Man:

Insteadof"WhenIworethisshirt,"theadsaid,"Until1worethisshirt,Ifeltgood."

Woman:

"UntilIworethisshirt,Ifeltgood"?

Gee,changingonelittlewordgaveittheopposite

meaning.

Man:

Thearticlesayssometimesit'snotjusttheadvertisingsloganthatgetscompaniesintotrouble.Sometimesthecompanynamecanscareoffbusiness.

Woman:

Whatdoyoumean?

Man:

Well,therewasalargeoilcompanyintheUnitedStatescalledEnco:

E-N-C-O.

Woman:

Yeah,Irememberthem.

Man:

TheyopenedsomegasstationsinJapan,andtheyadvertisedusingtheirAmericanname.Unfortunately,theydidn'tknowwhatthewordmeansinJapanese.

Woman:

Whatdoesitmean?

Man:

"Enco"isashortwayofsaying"Enginestop"inJapanese.

Woman:

Great.Wouldyoubuygasolinefromacompanythatsaidyourcarenginewould

stop?

Man:

No,andneitherdidtheJapanese.

Exercise:

Productadvertised

Descriptionofthead

Message

Mistakemade

detergent

Intheadtherewasapileofdirty