新视野大学英语视听说教程4答案(含8-10单元)

新视野大学英语视听说教程第四册听力练习录音文本和答案Uint5BDACDIII.ListeningInBDACCTask2:AHard-nosedBoss(S1)watched(S2)when(S3)pile(S4)around(S5)leaned(S6)hiding(S7)indifferently(S8)Stonerushedintothecashier’soffice,took$250fromthecashbox,andreturned.“Takeit,”hesaid,“andgetout!Don’tletmeseeyouaroundhereagain!”(S9)Seeingtheyoungmanshowednosignofembarrassment,Stonegotfurious.(S10)Hewaswaitingforthe20dollarsweowehimforlunch.Heworksforthecoffeeshoparoundthecorner.”Task3:Layoffscanbepredicted.DCBCAIV.SpeakingOutSusan:Excuseme,Helen,doyouhaveaminutetotalk?Helen:Thatquestionalwayscarriessomeweight,Sue.What’sup?Susan:Well,uh…Heregoes…Myuniversitywantsmetogobacktoupdatetheuniversitywebsite.Helen:Sowhat?Youcangobackontheweekend,orintheevening.Susan:Butit’salargeproject.SoI’mafraidIhavetoterminatemyworkherebeforemyinternshipisover.IhavetogobacknextThursday.Helen:Oh?Thisisquiteasurprise,Sue.I’msadthatyou’llbeleavingus.Yourunthisplacewithclockworkefficiency,youknow.We’regoingtomissyou.Susan:Ihopethisone-weeknoticewillgiveyoutimetohireandtrainareplacement.Helen:Thanksforthenotices,Sue.Assistantslikeyouareoneinamillion.Iguesswe’dbetterstartlookingassoonaspossible.Susan:Withyourapproval,I’llputoutnoticetodayandscreentheapplicationmyself.Helen:Thatwouldbegreat.Scheduletheminasyouseefit.Oh,Sue,thingscertainlywon’tbethesamewithoutyouaroundhere.Susan:Thankyouforyourkindwords.Ifyouhaveanyproblem,pleasefeelfreetocallme.MODEL2

Wehavetoletyougo.ScriptHelen:Tom,thereasonIcalledyouintomyofficeisyourwork.Tom:Really?Helen:Thetruthis..I’mnotsatisfiedwithyourjobperformance.Tom:AreyousureIhaven’tbeendoingagoodjob?Helen:Tom,you’vebeenreprimandedanumberoftimesforbeinglateandforusingcompanytimeforpersonalmatters.What’smore,youusethecompanyphonetotalkwithyourfriendsforhours.Tom:IknowI’vebeenlateacoupleoftimes;mymotorcyclehasbeenbreakingdown.I’mreallysorry.Ipromisetodobetterinthefuture.Helen:I’mafraidit’stoolate.Rightnow,yourtardinessistheleastofmyproblems.Tom:Whatdoyoumean?Helen:Mysecretaryhasproofthatyouhavemisappropriatedcompanyfundsonseveraloccasions.Wewon’tbeprosecuting,butthissimplycan’tbeallowed.Tom::Ididn’tstealanymoney!Yoursecretaryislying!Helen:I’msorry,wehavetoletyougo.Tom:You’refiringme?Youaregivingmemypinkslip?Helen:Exactly.I’msorryithadtoturnoutthisway.Yourterminationiseffectiveimmediately.MODEL3

I’mtheoneyou’vebeenlookingfor.ScriptHelen:So,Bill,tellmeaboutyourlastjob.Whatkindsofworkdidyoudo?Bill:Marketinvestigation,salespromotion,after-saleservices,riskanalysis,investmentplanning–tonamejustafew.Helen:Whydidyouleave?Bill:

Downsizing.Thecompanywasn’tperformingefficiently.It’sbeenoperatingataloss.Sotheonlywayoutwastolayoffredundantemployees.Helen:Whydoyouthinkourcorporationmakesagoodcareermoveforyou?Bill:Myexperienceatthelastcompanyiscompletelytransferabletoyourcompany,sinceyoudealinthesameproducts.Helen:

Goon.Bill:What’sevenbetter,yourcorporationisawell-knownmultinational,andit’sworkingtobecomeanindustryleaser.Ilikethat.Helen:Andthatwouldbearealboosttoyourcareer?Bill:

Definitely.Mylastemployerdealtwithonlysmallinvestments.Butyourcompanyishandlinglargeprojects.Thatwillhelpmegrowprofessionally.NowYourTurnTask1V.Let’sTalkKathyMaybewecouldoutsourcethesoftwaresideofoutbusinesstoanothercompany.Butwhatimpactwillithaveonourengineers?WartonOursoftwareengineersategettingabittooold,andtheirtechnologyisabitoutofdate.Worsestill,theirsalariesarequitehigh.Manyprofessionalsoftware-designingcompaniesareofferingbetterproductsatlowerrates.Withoutsourcing,wecangivesomeoftheengineersthesack.Jennifer:Ourworkershavecontributedalottoourcompany.Someofthemevenstartedworkingherewhenourcompanyopened.Ihopewecanfindasolutionthatwon’trequireustolayoffourloyalandtrustemployees.KathyWe’dbettergivethisissuemorecarefulconsideration.VI.FurtherListeningandSpeakingTask1:ProblemsofJoblessnessABCDATask2:BeforethecutbackTTFFFTask3:

CareerTransitionsScriptFordMotorCompanyhasannouncedplanstocloseplantsnscutmorethan35,000jobsaspartofmassiverestricting[SOUNDBITE]Theannouncementdidn’tseemtocomeasasurprisetomanyFordemployees..[SOUNDBITE]FordChiefExecutive,BillFord,Jr.,calledthecutspainful,butnecessarytorescuetheworld’snumbertwocarmakerfromgoingunder.Theplannedcutsinclude22,000jobsintheU.S.andCanada.CertainU.S.models,suchastheCougar,Escort,Villager,andLincolnContinentalwillbediscontinuedduetoplantclosings.Ford,Jr.saidhewouldreceivenosalaryuntilthecompanyrecovered.[SOUNDBITE]Ford’srecentfinancialtroublesreflectacompleteturnaroundfromlastyear,whenthecompanyreportedaprofitofmorethan$6billionfortheyear2000.Thecompanywashithardin2001,whentheyspent$3billionduringasafetyrecall.Whennewsoftheplantclosingsandjobcutstheworkers,manyreactedwithemotion.[SOUNDBITE]ChairmanFord,Jr.saysthatrecoverywillbebasedongettingbacktobasicsinproductdevelopmentandonimprovingqualityandproductivity.Uint6II.BasicListeningPractice10.ScriptCCADBIII.ListeningInCBADCTask2:Isitreallybadluck?Script(S1)terrible(S2)misfortune.(S3)reflection(S4)damaged(S5)heaven(S6)pick(S7)washed(S8)SomepeopleclaimthatthenumberisbadluckbecausethirteenpeoplesatdownfortheLastSupperbeforeJesuswascrucified(S9)Fridaythethirteenthofanymonthisconsideredespeciallybadorunlucky,andFridaythethirteenthofMarchistheworstoftheall.(S10)Whenpeopletalkaboutthe“seven-yearitch”theymeanthateverysevenyearsapersonundergoesacompletechangeinpersonality.Task3:TheStatusonEasterIslandABDDBIV.SpeakingOutMODEL1ThisisacustomthatdatesbacktotheancientCelts.Chris:Sue,doyouknowwhypeoplesay,“knockonwood”whentheywanttoavoidbadluck?Susan:Itsoundsabitfunny.AsfarasIknow,ithasalottodowithancientCelticpeople.Theyworshippedtrees.Chris:Soundsinteresting.Susan:Theythoughtstreeswouldsuckdemonsbackintotheground.Chris:Well,whenyouthinkaboutthedeeproots,theirbeliefseemstomakesomesenses.Susan:What’smore,knockingonwoodwasawaytobragwithoutbeingpunished.PeopleoncethoughtthatevilspiritswouldbecomejealousifgoodfortunewaspointedouttothemChris:Uh,yes,goon.Susan:well,byknockingonwoodthreetimes,thenoisecouldfrightenedawaytheevilspirits,andtheycouldn’thavetorobthebraggartofthatgoodfortuneChris:I’mafraidthosewhodon’tknowthissuperstitionmightbefrightenedawayaswell.Susan:Nowhere’satest.Doyouknowhowthecustomofkissingunderthemistletoeoriginated?Chris:Ihaven’ttheslightestidea,butI’mallears.Susan:AgainthisisacustomthatdatesbacktotheancientCelts.Sincetheyworshippedtrees,theyconductedmanyoftheirceremoniesinthewoodsintheshadeoftrees.Chris:NowIsee.Probablyit’sunderthesemistletoetreesthatweddingstookplace.Susan:Iwishyouwerestandingundersomemistletoerightnow.Chris:LuckilyI’mnot.Touchwood.MODEL2Isthereanyrelationshipbetweensuperstitionsandreallife?ScriptChris:It’sstrangethatsomanypeoplearesuperstitious.Theremustbesomerelationshipbetweensuperstitionsandreallife.Susan:Youknow,RichardWiseman,aBritishpsychologistresearchedtherelationshipbetweensuperstitionandluck.Chris:Whatdidhefind?Mostpeoplewouldbeinterested.AtleastIwouldSusan:Hepolled,000peopleandfondthatpeoplewhobelievethemselvestobeluckytendtogoforpositivesuperstitions.Theymayweararingasatalismanoroftensay,”touchwood”forgoodluck.Chris:Then,whatabouttheunluckypeople?Doyoumeaniftheythinktheyateunlucky,theytendtobelieveinsuperstitionsabutbadluck.Susan:Yeah.Theyworryalotaboutabrokenmirror,ablackcatrunningacrosstheirpath,andsoon.Chris:

Sowhatishispoint?Susan:Hispointisthatpeoplemaketheirownluckbytheirattitudetolife.So,49percentofluckypeopleregularlycrosstheirfingers,comparedto30percentofunluckypeople.Andonly18percentofluckypeopleareanxiousiftheybreakamirror.Chris:So,ourfateislinkedtoourattituderatherthantooursuperstitions.Susan:Ithinkthat’swhatheissuggesting.Chris:Thisresearchseemstoocomplicates.IfIwereapsychologist,Iwouldconductasurveytofindwhether13reallyisanunluckynumber.Ifthereeretrafficaccidentsormurdersonthe13ththanonotherdays,thenwehavetobelieveinsuperstitions.Susan:Whatifthereweren’t?Chris:ThenIwouldn’tbesuperstitious.Susan:Whatabrilliantidea!IneverexpectedyoutobeaswiseasSolomon.Chris:Wellaslongasyoudon’tthinkI’mafool.MODEL3

IbelieveETshavevisitedtheearthbefore.ScriptNora:Hey,what’sthispictureofyours?Itlookslikeaflyingsaucer.Chris:Itis.Iwasvisitedbyalienslastweekandthisisapictureoftheirspacecraft.Nora:WhenIlookcloser,itresemblesaliverFrisbee.Chris:Butitcouldhavebeenaliens.IbelieveETshavevisitedtheearthbefore.Whatdoyouthink?Nora:Itwouldbehardtobelieveotherwise.Projectslikethepyramidsaredifficulttoexplainaway,giventheleveloftechnologythatwasavailableatthetimeChris:That’sforsure.Theyaremysterious.Nora:Whenyouconsiderallthose“impossibilities,it’stemptingtoinferthatsomehighlyadvancedcivilizationassistedhumansintheirconstruction.Chris:Thinkaboutthis:ifyouwereabductedbyaliensandtakenuptotheirspaceshiporsomething…well…Nora:Whatdoyoumean?Chris:Imean,whowouldbelieveyou?You’dgonutstellingeveryone:“It’strue!Iwasabductedbyaliens!”Nora:Andeveryonewouldthinkyouwerecrazy,orjustmakingupastorytogetattention.Chris:FromwhatIunderstand,sometimesthesepeopledogocrazy,tryingtoconvincepeopleabouttheirexperiences.Nora:Ibelievethatinsomecasestheyofferprettygoodevidence.Chris:So,takeacloserlookatthispicture.Doyoustillthinkit’saFrisbee?NowYourTurnTask1V.Let’sTalkReasonsfoeMoreSuperstitionsThanks,perhaps,tofallingstockmarketsandunrestintheMiddleEast,BritonshavebecomeevenmoresuperstitiousthanusualWhoaremoresuperstitious?Luckypeopleweremuchlesssuperstitiousandtendedtotakeconstructiveactiontoimprovetheirlives.Conversely,superstitiouspeopletendedtoregardthemselvesasamongthelessluckyDosuperstitionswork?Therewasnoevidencethatsuperstitiouseverworked,even,whenpeoplewereinstructedtocarryluckycharmsforaweek.Theydidn’tfeelanyluckierormorestratifiedExplanationWhenstudentsarepreparingforexamswithaluckycharm,theymaytrustthecharm,ratherthandoingsomeextrarevision.VI.FurtherListeningandSpeakingTask1:HorseshoesasaSignofGoodLuckACDCBTask2:Superstitionsorrealbadlucks?TTFFTTask3:

CareerTransitionsNewsReportEgyptianTombsScriptArchaeologisthaveuncoveredtwotombsthatdatebackmorethan2,500yearsinthepartofCairowheretheancientcityofHeliopolisoncestood,accordingtoEgyptianantiquityauthorities.AlthoughthereisamodernsuburbofHeliopolisinCairosoutheastofitsancientnamesake,theoriginalHeliopoliswasknownasacenteroflearningandacademicstudyinancientMediterraneantimes.The26-century-oldtombsthatdatebacktotheyears664to625BCweredevelopedduringaroutinearchaeologicalinspectionofanemptyplotoflandintheEinsShamsdistrictofnorthwesternCairo.ThisdistrictcoverspartofthegroundthatusedtobetheancientcityofHeliopolis.Theownerofthelandwasseekingconstructionrightsandbylaw,constructioncannotbeginwithoutapermitcertifyingthatthesitehasnohistoricalsignificance.Thefirstofthetwolimestonetombstobeopenedcontainedasarcophagusandsixteenstatuettes,saidthechiefstatearchaeologistfortheCairo-Gizaarea,ZahiHawass.Hawasssaidinastatementthatthetombswerefoundinadowntownresidentialarea,threemetersbelowtheground.[SOUNDBITE]Hawasswentontogiveamoredetailedaccountoftheimportantfind.[SOUNDBITE]Itappearsthatthetombshavenotbeenraidedbygraverobbers,buttheyhavebeendamagedbyleakingsewagewater.ThefirsttombtobeuncoveredbelongedtoabuildernamedWaja-Hur.Hisnamewasengravedonthestatuettes,whichtheancientEgyptiansplacedintombstoanswerquestionsforthemintheafterlife.Teprocessofrecoveringtheseartifactscanbelongandtedious,butthehistoricalsignificanceofthesepiecesmakesthepainstakingworkworthwhile.[SOUNDBITE]EgyptianarchaeologistsplantoopenthesecondtombonSunday.Uint7II.BasicListeningPracticeAADBCIII.ListeningInTask1:I’mdoingalotofthingsonthecomputer!ABCDCTask2:AMagicianandaParrot(S1)audience(S2)tricks(S3)whenever(S4)parrot(S5)magician(S6)hat(S7)cards(S8)Themagicianwasfurious.Eachtimetheparrotrevealedoneofhissecrets,theaudienceroaredwithlaughter.(S9)Hedreamedofvariouswayshecoulddoawaywiththetroublesomebird.Buthedidn’tdaretotouchit.Itwasthecaptain’sparrotafterall.(S10)Theystaredateachotherwithhate,butdidnotutteraword.Thiswentonforseveraldays.Task3:TheModernCircusCABBDIV.SpeakingOutMODEL1

Wouldyouliketodoanything?Amy:Wouldyouliketogotoseeamovietonight,say,TheLordoftheRings?Bill:Thanksforasking,butthere’stoomuchviolenceinthoseblockbusters.Amy:Then,let’sgoroller-skating.Bill:Idon’treallyliketonowthatI’mnotsoyounganymore.Youknow,mykneesacheterribly.Amy:I’msorrytohearthat.Hey,let’sgotoseeacountrysingertonight?Bill:

No.I’mnotreallyinthemood.Amy:Well,wouldyouliketodoanything?Bill:Sure,let’sstayhomeandwatchTV.Amy:Isthereanythingworthwatchingtonight?Bill:LetmelookattheTVGuidefirst.Well,Survivor’sonChannel3at7:30.Amy:IfIremembercorrectly,there’sadocumentaryaboutanimalsonanotherchannel.Bill:Yes,onChannel10.Doyouwanttowatchit?Amy:Doyoumindifwewatchit?Bill:

Well.IreallywantedtowatchtheRocketgametonight.MODEL2

Ican’tmakeupmymind!ScriptJohn:Hey!Nora:Hey!John:Iseeyou’rereadingtravelbrochures.Planningaholidaytripsomewhere?Nora:Oncethewarmsup.Igetitchyfeet.Ithinkaboutgoingplaces.John:Willthisbeatripabroadorsomeexcursionclosetohome?Nora:TwotoursareofferedinMay:onetobigAmericancities;onetoEurope.John:Arethesewhirlwindtoursthatallowyouafewhoursineachplace?Nora:Oh,no,no,they’reboththree-weekthree-citytours,withaweekineachcity.John:That’smorelikeit.Youcanlookaroundandnotfeelrushed.Whatcities?Nora:Ican’tmakeupmymind:London,ParisandRomeorNewYork,San…?John:Stopthere.Europe’smoreinteresting.America’sOK,butit’sallthesame.Nora:Youdidn’tletmefinish.SanFranciscoandChicago,amodernNora:Allright.Youconvincedme.Theysayvariety’sthespiceoflife.Variety,hereIcome.MODEL3

You’dbettergetmoreexerciseinyourleisuretime.ScriptAmy:Lookatyou!You’refatandflabby.You’dbettergetmoreexerciseinyourleisuretime,oryou’llneverbeGovernorofCalifornia.Bill:That’sright.I’mnoSchwarzenegger,noMr.Universe,sodon’tbugme.Amy:Heshowswhatexercisecando.HeusedtobeaskinnykidfromAustria.Bill:

Helikesexercise;Idon’t.Iwasborntired,andI’vebeenrestingeversince.Amy:Seeingafinespecimenlikehim,don’tyoufeellikeexercisingvigorouslytostayingoodshape?Bill:

WheneverIfeellikeexercising,Iliedownandrestuntilthefeelingpasses.Amy:Ha,ha,veryfunny.Surelyyou’vereadaboutthedangersofobesity.Bill:Scientistsconstantlyfinddangers:smoking,cholesterol.Whatelseisnew?Amy:Youmustknowanexerciselikewalkingbenefitsthemindandbody.Bill:Ido,andIwalkeveryday—frommyofficetotheparkinglot,not-stop.Amy:OK,haveityourway.Eventuallyyou’llbeaburdenonourhealthsystem.Bill:Andjustwhatdoyoumeanbythat?I’mnotsick.Myappetiteisgood.Amy:Ifyoustayfat,hearttroubleorhighbloodpressurecouldhospitalizedyou.Bill:

Well,youmayhaveapointthere.Isupposewecouldgoforawalkafterdinner,slowly.NowYourTurnTask1V.Let’sTalkChristianreligionscelebrateadayofrestknownastheSabbath,alsocalledtheLord’sDay.ItisonSunday.BeforetheindustrialrevolutionthedayoftheSabbathwasviewedasonededicatedtoGod,notoneofrelaxation.TheearlyindustrialperiodinEuropesawasix-dayworkweekwithonlySundayoff.Onlytheworkers’rightsmovementsinthelatenineteenthandearlytwentiethcenturysawafive-dayworkweekintroducedasSaturdaybecameadayofrestandrelaxationInmanywaysthishasbeenagreatboontotheeconomyasitleadstoagreatincreaseinconsumerspendingonSaturdays.AftertheSecondWorldWar,andSundayalsobecameadayofrecreationformany.Theweekendisnowapartoftheweekusuallylastingtwodaysinwhichmostpaidworkersdonotwork.Thisisatimeforleisureandrecreation,andforreligiousactivities.VI.FurtherListeningandSpeakingTask1:TheHistoryofChineseAcrobaticsDACBDTask2:ExercisetoRelaxFTTFFTask3:

HowAmericansUseTheirTimeNewsReportLatestSpaceWalkfromSpaceStationScriptAmericanastronautCarlWalzandRussiancosmonautYuriOnufrienkotooktheirfirstspacewalkoutsideofaninternationalspacestationonMonday.Theirmissionwastomoveaconstructioncraneandinstallaradioantennaoutsidethespacestation.Walz,Onufrienko,andAmericanastronautDanielBurschfirstmovedintothespacestationlastmonth.Thiswastheirfirstattemptsincethentoexitthestation.AsBurschmonitoredfromoutside,WalzandOnufrienkoexitedthestation400kmabovethePacificOcean.TheirmaintaskwastomoveaRussian-builtcranefromitstemporaryhomeontheU.S.sideofthespacestationtoapermanenthomeontheRussianside.TheirplanwastouseanothersimilarRussian-builtcranetohelpthemcarryoutthejob.ThegoalwasforbothcranestoeventuallybelocatedontheRussiansideofthespacestation,whichwaslaunchedinSeptember.Thejobwasnotaneasyone,consideringthatthecranetheywereinchargeofmovingisnearly15meterslongwhenfullyextendedandabletomovemorethanthreetonsofequipmentwheninuse.Thetwomenworkedtogethertomaneuverthetwolargecranesintothecorrectpositions.Thecomplicatedjobtookseveralhourstocomplete,buttheirhardworkresultedinthesuccessfulrelocationofthecranetotheRussiansideofthespacestation.Themenwerealsogiventhetaskofinstallingthefirstoffourradioantennasonthelivingquartersofthespacestation.Duringthespacewalk,thetwomencomplainedofacontinualhigh-pitchedbeepingsoundthatdistractedthemastheyfloatedinspace.Russianengineersattemptedtofindthecauseofthenoisethemenwerehearinginsidetheirspacesuits,butcouldnotprovideanimmediatesolution.Thethree-mancrewisthefourthcrewtoliveonthespacestationandwillremainonboardthereuntilMayUint8II.BasicListeningPracticeKeys:1.B

2.C

3.D

4.A

5.CIII.ListeningInKeys:1.B

2.A

3.A

4.A

5.DTask2:TheImprovementofRiceScriptScientistsnowknowalotmoreaboutagrainthatpeoplehaveeatenfortenthousandyears.(S1)Researchteamsaroundtheworldhavecompletedamapofthe(S2)genesofrices.Thefindingsappearedlastweekinthe(S3)journalNature.Theaimistospeeduptheimprovementofrice.Thescientists(S4)warnthatthekindsofriceplantsusednowhavereachedthelimitoftheir(S5)productivity.Yetworldriceproductionmust(S6)growbyanestimated30percentinthenexttwentytomeetdemand.By2025,asmanyas4.6billionpeoplewilldependonricefor(S7)survival.Thereisalotofpressureonbreederstoimprovethecrop,andthericegenomeisavaluabletooltodothat.(S8)Plantbreedershavealreadyusedpreliminaryinformationfromthericegenometocreateexperimentalstrainsofricethatbetterresistcoldandpests.Theresearchersalsosayriceisanexcellentchoiceforgeneticmappingandengineering.Ricegeneshaveonlyabout390millionchemicalbases.Thatmaightsoundlikealot.Butothermajorfoodgrainshavethousandsofmillions.(S9)Thenewmapcouldbetterexplainmorethanjustrice.Ricesharesacommonancestorwithothercerealcrops.Becausericeisthefirstcerealcroptobefullyanalyzed,researchersexpectthatsufficientknowledgeofitsgeneticinformationwillrevealtheheredityofmorecomplexgrains,includingcorn,wheatandbarley.(S10)Whilesignificantprogresshasbeenmadeintheanalysisofthericegenome,themanipulategenesthatcausecertaindiseases,mankindwillcurethemeasily.Themappingofhumangenesisalsomakingheadway.Whenscientistscanidentifyandevenlengthoflife.humangeneticmapmayhelpuscontrolaperson’sheight,weight,appearanceandTask3:TheFirstClonedCatIV.SpeakingOutKeys:1.A

2.B

3.C

4.B

5.CSusan:Withsomanypeoplesufferingfrommalnutritionaroundtheworld,whyarepeopleprotestingagainstgeneticallymodifiedfoods?Chris:Somepeopleareprotestingaboutgeneticallymodifiedfoods,butevenmorepeopleareprotestingthefactthatprocessedfoodscontainingtheseingredientsaren’tlabeled.Susan:Butwhyshouldtheybelabeled?Chris:Noteveryoneissurethatgeneticallymodifiedfoodsaresafe.Theywanttobecertainthatbiotechfoodshavethesmecompositionasorganicfoods.Susan:Buttherearemoreurgentproblemsinthisworld.Manypeoplearedyingofstarvation.Chris:Butthosewhoaren’tstarvingmaywantgeneticallymodifiedfoodstobelabeledsotheyknowwhatfoodstheyshouldanddshouldn’teat.Susan:Youknow,Iheardofageneticallymodifiedfishthatgrewtobetentimesitsnormalsize.Chris:Thatsuresoundsabnormal.Susan:Yeah,itdoessoundabitstrange,butthatfishcouldfeedtentimesasmanypeople.Chris:You’reright;geneticallymodifiedfoodmighthelpsolveworldhunger.ButIthinkwehavearighttoknowwhatweareeating.shouldbeforbiddenbylaw?MODEL2

DoyouthinkthecloningofhumansScriptSusan:AfterthecloningofDollythesheep,Ithinkhumancloningisnext.John:Whoa.Ihavesomereservationsaboutit.Therearestllmanyscientificproblems

tosolvebeforehumancloningstarts.Susan:There’saneasierway.TheClonaidCompanysaysthey’veclonedhumans.John:Oh,myGod!Theseguysclaimaliensfromanotherplanettaughtthemhumancloning.Susan:Awomangavethemhalfamilliondollarstocloneherdeaddaughter.John:Clearlythatwomandoesn’tknowmuchaboutcloning.Howriskyitis!Susan:Iknowit’sinefficient.Ittook276triestoproduceDolly.Butwhyisitrisky?John:Clonedanimalsgrowabnormallylargeandageunnaturallyfast.Susan:Inotherwords,thatwomanmaynotbehappywithhercloneddaughter.John:Thentherearetheemotions.Nooneknowsifcloningdamagesthemind.Susan:Doyouthinkthecloningofhumansshouldbeforbiddenbylaw?John:Tomymind,thecloningofhumanorgansshouldn’tbeprohabited.Itmayhelp

solvemedicalproblems.Susan:Iseeyourpoint:cloningshouldberegulatedifit’stobenefithumanity.MODEL3

Isitinterferingwithnature?ScriptNora:Somereligiousgroupsareopposedtogeneticresearch.Theybelieveit’sinterferingwithnature.John:Iknow.Butnaturecanbeprettyhard-nosedtoo,soweoftenneedtointerferewithher—webuilddamstocontrolflooding.Nora:There’remanydiseasesthatareapartofnature,andtheycausepeopleagreatdealofmisery:canceranddiabetes,forexample.John:Abetterunderstandingofthegeneticcodethatcontrolsourbodywouldbeagreathelpincuringmanydiseases.Nora:Theprojecttomapthehumangeneticcode…what’sthatcalled?John:Thegenomeproject.Asyousay,ithastremendouspromisetomakeourlivesbetter—justintheabilitytoidentifyandcorrectgenetically-causeddiseaseslikeAlzheimer’s.Nora:Somediseaseslikecancerarealsobelievedtohaveageneticswitch.John:That’sright,andonceresearchersidentifytheswitch,perhapstheycanturnoffcancerorAlzheimer’s.Nora:Peoplearealsoconcernedthatsciencewillenableustodeterminesuchqualitiesasintelligenceandheight.John:Youknowit’sgoingtohappen—it’sjustamatterofwhen.Nora:ImagineifeveryonewasacombinationofYaoMingandAlbertEinstein.John:Butwhatiftheygetitwrong,andyouwindupwithYaoMing’sknowledgeofnuclearphysicsandAlbertEinstein’sheight?Nora:Allthosereligiousgroupswouldsaythatitservedyouright.V.Let’sTalkU.S.Consumer’sattitudetoBiotechOver70%ofU.S.consumerssupportbiotechnology.ExamplesInarecentreferenduminOregon,votersrejectedaproposaltorequirespeciallabelsonallproductscontainingbiotechingredientsbyanoverwhelming73%to27%.ChineseProgressinBiotechChinesescientistshaveusedbiotechnologytocreateanewtypeoftomato,whichcontainsthevaccineagainsthepatitisB.SignificanceoftheProgressThistechnologycanbeusedtosavelives,easepainandsufferingandimprovethehumancondition.TheProfessor’sAdviceIdothinkthatsuchnewpharmaceuticalfoodsneedtobehandledasmedicinesbyprofessionalsandnotasconventionalfoods.Task2:Isitmoraltoclonehumans?Keys:1.A

2.B

3.C

4.C

5.DKeys:

1.T

2.T

3.F

4.F

5.TTask3:

ADrunkard’sArgumentIt’sacomplexnameforacomplexsubject.Bioinformaticsisthekeytofiguringoutthewealthofinformationinthehumangenomeproject.Researchershavenearlymappedoutallofthe30,000genesthatmakeuphumanDNA,butmakingsenseofusefuldataisnoteasy.ThecompanyDoubleTwistisapioneerinthebusinessofbioinformatics.［SOUNDBITE］DoubleTwistworksmainlywithinformationthatisalsoavailabletothepublic,siftingthroughdatatofindwhatmayhelplinkabiologicalproblemlikecancer,toitspossiblecure.［SOUNDBITE］Thecompanythensellssoftwareanddatatopharmaceuticalco