修改新視野大學(xué)英語第二版第四冊視聽說教程答案含Quiz

Uint7H?BasicListeningPracticeScriptM:Weofferallkindsoftoursandexcursions.DOyouhaveanythingparticularinmind?W:Notreally,we'djustliketoseethelocalsightsandhaveanEnglishspeakingguide.Itwouldbegoodiftheyweresomeonelocaltoo.Myhusbandisinterestedinthelocalstoriesandfolklore.Q:Whatdoesthewomanmentionasoneofherpreferences?ScriptM:AreyoujoiningatourgroupwhenyougotoIndonesia?W:No,I'mgoingtobackpackmywayround.Ilikebeingindependentandseeingthingsatmyownpace.Besides,there'smorechanceofmeetinglocalpeoplethatway.I'vejustgottobecareful.Q:whatdosethewomanwant?ScriptW:Hey,couldyoubringyourvideocameratotheKids'concerttomorrow?I'dlovetocaptureitonfilm.M:Noproblem.I'llburnittoaDVDforyouafterwards,thenyoucanwatchitathome.Q:Howwillthewomanwatchtheconcertlaterintheweek?ScriptW:Ican'tfindthattrackIreallylikeanywhere.IfsnotonCDsinanyoftheshops,andIreallywantitonaCD.M:Well,let'slookonline.Maybewecandownloadit,thenburnittoaCD.Q:Whatdoesthemansuggestdoingtogetthetrack?ScriptW:Here'sariddle:Youlovedeep-seafinishinginFlorida,andyou'recrazyaboutskiinginCanada,butyoucan'taffordevenonevacationhome.Whatdoyoudo?M:Ibuyashareintwoholidayhomes,soIownaweekormoreateachplace.Timesharingisthewaymanypeopleaffordseeminglyexpensiveholidays.Q:Whatadvicedoesthemangiveforpeopleunabletoaffordexpensiveholidayhomes?III.ListeningInTask1:I'mdoingalotofthingsonthecomputer!ScriptBarbara:Jack,you'resittinginfrontofyourcomputeragain!Theseaandthesandareonlystepsonlyaway.Whyareyouwastingthesebeautifulholidays?Thesummerwillbeoverbeforeyouknowit.Jack: I'mnotwastingtheholidaysasyousay.Thecomputerisagoodthing.OntheInternetyoucangotoanypartoftheworld;Icanseeeverythingintheworld.It'smorerealthanreality.Barbara:But...butyoucan'tspendyourentiresummerwatchingthatscreen.You'llgetabigbottom.Jack: I'mnotjustwatchingthescreen.I'mdoingalotofthings-I'msendinge-mails,I'mlearningthings,I'mchattinginchatrooms...Barbara:Right!ButI'llbetyou'respendingmostofyourtimeplayingcomputergames—atime-wasting,mindlessactivitythatI'llturnyourbrainintoChinesedoufoo.Jack: No,itisn'tasinglemindlesspastime.It'smanyactivities:role-playinggames,arcadegames,adventuregames,strategygames...Barbara:Iunderstandthecomputerisawonderfulthing,butyouhavetobecarefulnottogettoomuchofagoodthing.Everylifeneedssomevarietyinit.Itwouldbealothealthierifyouplayedachessgameoutdoors,inthepark.Jack: Itwouldn'tbethesame.InthosegamesintheparkIcan'tplayagainstthegrandmasterofMoscow,canI?Andtherearecreativegamesinthecomputer,whereIcanlearncityplanningandpsychology.Barbara:Well,whataboutme?Don'tyouthinkI'dlikealittleattention?Jack: Now,Baby,that'snowaytotalk.Afterallthistimetogether,youknowIloveyou.Barbara:I'mnotsosureanymore.It'stimeyoumadeachoice.Isitgoingtobemoremeorthecomputer?Jack: Well...Wheredoesthisdialogprobablytakeplace?Whatdosethemanliketodoaccordingtothedialog?Whatdoesthewomanmeanwhenshesaystheman'sbrainwillturnintoChinesedoufoo?Whatdoesthemanthinkaboutachessgameoutdoors?Whatdoesthewomanmeanwhenshesays,"Don'tyouthinkI'dlikealittleattention?"Keys:1.A2.B3.C4.D5.CForReferenceHesaysthatinthosegamesintheparkhecan'tplayagainstthegrandmasterofMoscow.Andtherearecreativegamesinthecomputer,wherehecanlearncityplanningandpsychology,Sheaskshimtomakeachoicebetweenherandthecomputer.Task2:AMagicianandaParrotScriptAmagicianwasworkingonadeluxecruiseshipintheCaribbean.The(SI)audiencewasdifferenteachweek,sothemagiciandidthesame(S2)tricksoverandoveragain.Hefelthecouldcastaspellovertheaudience(S3)wheneverhewantedto.Therewasonlyoneproblem:Thecaptain's(S4)parrotwatchedeveryshowandbegantounderstandwhatthe(S5)magiciandidineachtrick.Onceheunderstoodthat,hestartedshoutinginthemiddleoftheshow.“Look,it'snotthesame(S6)hat!'9"Look,he'shidingtheflowersunderthetable!”“Hey,whyareallthe(S7)cardstheAceofSpades?"(S8)Themagicianwasfurious.Eachtimeiheparrotrevealedoneofhissecrets,iheaudienceroaredwithlaughter.Theperformanceheintendedtobedarkandmysteriousturnedintoacomedy.Hewasinarage.(S9)Hedreamedofvariouswayshecoulddoawaywiththetroublesomebird.Buthedidn'tdaretotouchit.Itwasthecaptain'sparrotafterall.Onefoggynighttheshipcollidedwithanenormousicebergandsank.Themagicianfoundhimselfonapieceofwood,inthemiddleoftheocean,andtheparrotwasbyhisside.(S10)Theystaredateacholherwilhhate,butdidnotutteraword.Thiswentonforseveraldays.Afteraweektheparrotfinallysaid,uOkay,Igiveup.ButIhopeyou'lltellmewhattrickyouaregoingtodowiththeboat."Task3:TheModernCircusScriptThefirstmoderncircuswasstagedinLondonin1768byPhilipAstley,aformerEnglishcavalryofficer,whoperformedasatrickride.BeginningwithavisittoParisin1772,AstleyintroducedthecircusincitiesthroughoutcontinentalEuropeandwasresponsibleforestablishingpermanentcircusesinanumberofEuropeancountriesaswellasinEngland.Acircuswasfirstpresentedin1793attheWinterPalaceinSaintPetersburg.Bytheearly19thcentury,severalpermanently-basedcircuseswerelocatedinlargerEuropeancities.Inaddition,smalltravelingshowsmovedfromtowntotownincoveredwagonsinwhichtheperformerslived.Thetravelingshowswereusuallysimpleaffairs,featuringafiddlerortwo,ajuggler,aropedancer,andafewacrobats.Intheearlycircusessuchperformersgavetheirshowsinopenspacesandtookupacollectionforpay;later,theperformersusedelaborateshows.Intheearlierpartofthe19lhcenturyamainfeatureofthepermanentcircusprogramwasthepresentationofgramsthatincludeddisplaysofhorsemanship.Throughoutthe19thcenturythecircusevolvedinprogrammingandmanagement.Initially,trainedhorseandhorsemanshipperformancesdominatedcircuses,butropedancing,juggling,acrobaticacts,wild-animalacts,andclowningwereallintroducedwithinthefirstfewdecades.Theflyingtrapeze,animportantpartofthemoderncircus,wasnotinventeduntil1858,andthestreetparadeandsideshowdidnotbecomestandardcircuseventsuntillaterinthe19thcentury.Tentsarebelievedtohavecomeintouseinthe1820s,butitisuncertainwhethertheyappearedfirstinEuropeorintheUnitedStates.Nowadays,theentertainmentactivitiesofferedatacircusaremoreelaborate,generallyconsistingofdisplaysofhorsemanship,exhibitionsbygymnasts,aerialists,wild-animaltrainer,performinganimals,andcomicperformancebyclowns.WhatwasPhillipAstleyespeciallygoodat?Accordingtothepassage,whatwastrueoftheearlytravelingshows?Whatactswerefeaturedinpermanentcircusprogramsintheearly19lhcentury?Whenwerewild-animalactsintroduced?Whatisthemainideaofthepassage?Keys:IC2.A3.B4.B5.DForReferenceTheyaremoreelaborate,generallyconsistingofdisplaysofhorsemanship,exhibitionsbygymnasts,aerialists,wild-animaltrainer,performinganimals,andcomicperformancebyclownsIV.SpeakingOutMODEL1Wouldyouliketodoanything?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.MODEL2Ican'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,they9reboththree-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,amodernmetropolis.John:BigU.S.citiesaresomuchalike.Europeancitiesdifferfromoneanther.Nora:Yeah,like,they'reindifferentcountries.John:Thereareotherdifferencesinlanguages,architecture,food,andcustoms.Nora:Allright.Youconvincedme.Theysayvariety'sthespiceoflife.Variety,hereIcome.MODEL3You'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.NowYourTurnTasklSAMPLEDIALOGQiang:Iseeyou'rereadingtravelbrochures.Planningaholidaytripsomewhere?Li: Oncethewarmsup.Igetitchyfeet.Ithinkaboutgoingplaces.Qiang:Willthisbeatripabroadorsomeexcursionclosetohome?Li: Iprefergoingabroad.We'venevervisitedaforeigncountrybefore.Qiang:Whatcountriesareadvertisedinthebrochure?Li: Twooverseastoursareofferedduringsummervacation.OneistoanearbycountrylikeKoreaorJapan,andtheotheristoEuropeancountries.Qiang:Whichtourdoyouprefer?Li: I'dliketogoandseeKorea.It'sclosetoChinasothatthetourislessexpensive.Qiang:IprefertospendoursavingsontheEuropeantour.Wecanseeverydifferentpeopleandarchitecture,enjoydifferentfood,andappreciatedifferentcustoms.Li: Allright.Youconvinceme.Theysayvariety'sthespiceoflife.Butshallwetakealongtourorawhirlwindtourthatallowusonlyafewhoursineachplace?Qiang:Inalongtourwecanlookaroundandnotfeelrushed,butit'stooexpensive.Solet'stakeawhirlwindtour.That'swhatwecanafford.Li: Iagree.Awhirlwindtourallowsustovisitmanyimportantplaceswe'veheardandreadsomuchabout.That'sgoodenoughforus.Qiang:Righton.LefsTalkScriptThenotionofaweeklyrestisancient.ChristianreligionscelebrateadayofrestknownastheSabbath,alsocalledtheLord'sDay.ItisonSunday.Theweekendasaholidayisarathermoderninvention.Beforetheindustrialrevolutionthewagelaborforcewasasmallfractionofthepopulation.ThedayoftheSabbathwasviewedasonededicatedtoGod,notoneofrelaxation.TheearlyindustrialperiodinEuropesawasix-dayworkweekwithonlySundayoff,butsomeworkershadnodaysoffatall.Onlytheworkers'rightsmovementsinthelatenineteenthandearlytwentiethcenturysawafive-dayworkweekintroducedasSaturdaybecameadayofrestandrelaxation.ThismovementbeganinEngland.InmanywaysthishasbeenagreatboontotheeconomyasitleadstoagreatincreaseinconsumerspendingonSaturdaysasrestaurantvisits,motorcarjourneys,ortripstothemoviesbecamecommononSaturday.ManyjurisdictionscontinuedtoenforcestrictLord'sDaylawsonSunday,whichmeantthatmostplacesofrecreation,suchasstoresandtheaters,wereforcedtocloseonthatday.TheseregulationsbegantoweakenintheyearsaftertheSecondWorldWar,andSundayalsobecameadayofrecreationformany.Aftercenturiesofdevelopment,theweekendisnowapartoftheweekusuallylastingtwodaysinwhichmostpaidworkersdonotwork.Thisisatimeforleisureandrecreation,andforreligiousactivities.ChristianreligionscelebrateadayofrestknownastheSabbath,alsocalledtheLord'sDay.ItisonSunday.BeforetheindustrialrevolutionthedayoftheSabbathwasviewedasonededicatedtoGod,notoneofrelaxation.TheearlyindustrialperiodinEuropesawasix-dayworkweekwithonlySundayoff._Onlytheworkers'rightsmovementsin[helatenineteenthandearlytwentiethcenturysawafive-dayworkweekintroducedasSaturdaybecameadayofrestandrelaxationInmanywaysthishasbeenagreatboontoIheeconomyasitleadstoagreatincreaseinconsumerspendingonSaturdays. AftertheSecondWorldWar,andSundayalsobecameadayofrecreationformany.Theweekendisnowapartoftheweekusuallylastingtwodaysinwhichmostpaidworkersdonotwork.Thisisatimeforleisureandrecreation,andforreligiousactivities.FurtherListeningandSpeakingTaskl:TheHistoryofChineseAcrobaticsScriptWelcometothemagnificentworldoftheBeijingAcrobats!Heretheimpossibleismadeofpossible,and“daring"onlybeginstodescribetheiramazingperformance.TheBeijingAcrobatsarecomprisedofthefinestacrobatictroupesinChinatodayandhavereceivedacclaimfromcountriesaroundtheworld.AnoutgrowthofGreatChinaCircus,popularduringthe1920's,thisgroupbecameanintegratedprofessionalacrobaticcompanyin1958.Manyofthemagnificentandsophisticatedfeatsweseetodaywereperformedeveninancienttimes.ThehistoryofChineseacrobaticsisrichintraditionanddatesbackover2,000years.Itbeganwithfolkarts;tumbling,jugglingordinaryhouseholdobjectsandbalancing.Mythandreligionalsoinfluencedtheacrobaticperformingarts.TheLionDanceisBuddhistinorigin.Itwasasymbolforthespiritofrenewalandforavoidingbadluck.ThroughoutthehistoryofChinatheacrobaticartsflourished,butinvaryingdegrees.Originally,courtentertainmentswereformalandmonotonous,quitetheoppositeofthelivelyfolkartsofthepeople.Eventually,however,theexcitementoftheacrobats'amazingfeatscaughtandheldtheattentionoftherulingclass.AcrobaticperformerswereroutinelyinvitedtothecourttoentertainandimpresstheEmperors.Thesevariedactsoftumbling,singing,dancingandjugglingbecameknownas”TheHundredEntertainments"intheHanDynasty,morethan2,000yearsago.Theacrobaticartshavealwaysmaintainedtheirpopularitywiththepeople.Todaytheacrobaticsoffamiliescarryonthishighly-acclaimedtradition.Childrenbegintrainingatayoungagetodohandstandsonachair,balancejar,spinplatesandthrowknives;theysticktoastricttrainingschedulewhichtheyfollowtherestoftheirlives.Nowlet'ssitback,relaxandenjoytheshowsasourperformersrevealtoyoutheirmasteryofanancientartfrom,thousandsofyearsinthemaking!Wheredoesthisspeechprobablyoccur?WhenwastheGreatChinaCircuspopular?HowlongisthehistoryofChineseacrobatics?Accordingtothepassage,whatdoesthelioninaLionDancesymbolize?Howlongdoacrobatsreceivestraining?Keys:ID2.A3.C4.B5.DTask2:ExercisetoRelaxScriptWendy:Whataday...awalkonthebeach,bodysurfing,anhourofpumpingiron,followedbyanicelongjog.Maybewecanfinishoffwithalittlebadmintonthisevening.Howard:Groan.Wendy:Sofarthisweek,we'veplayedbeachvolleyball,gonehiking,goneswimming,andriddenmountainbikes.Don'tyoufeelbetterinmindandbodythanwhenwearrivedhere?Howard:Totellthetruth,Iacheallover.Mymusclesarecomplainingthatthey'rebeingmistreated.Wendy:Oh,now,admitit:Thisisthewaytogetthemostoutoflife.ThisishowNatureintendedustolive.I'llbetyou'dbeexercisingevenifIweren'there.Howard:Notachance.WheneverIfeeltheurgetoexercise,Ilieandwaitforthefeelingtopass.Iprefersittingaroundfishingorrestingonacomfortablechairandwatchingthegrassgroworstretchingoutonthebeachwhilethesunslowlysets.Wendy:You'realazylump.Beforelongyou'llbefatandweakandshortofbreath.Ifyouthinkwehadabigworkoutthisweek,justwaittillnextweek.We'regoingrafting,andafterthat,Iwanttogocampingandmountainclimbing.Howard:Knowwhatyouare?You'refitnessfreak.You'rehookedonexercise.Wendy:Well,thatmaybetrue.ButI'llmakeadealwithyou.Ifyoupromisetogocampingwithmenextweek,we'llgotoamoviethisweekend.Howard:Wonderful.JustwhatIwaswaitingtohear.Itsoundslikeagreatchancetorelax.MaybesomedayIcanevenhelpyoubreakfreefromthathorriblefitnesshabit.Wendy:That'llbetheday!Keys:FTTFFTask3:HowAmericansUseTheirTimeScriptIfyouwanttoknowwhatAmericansdowhentheyarenotworking,well,theaverageadultspendsalmosttwohoursadayonhouseholdactivitieslikecooking,cleaningandpayingbills.Howdoweknow?TheDepartmentofLaborhasjustreleasedastudyofhowAmericansusetheirtime.Thestudyconfirmedsomethingthatmanypeoplealreadyknew.Womenspendmoretimeonchildcareandhouseworkthanmendo,evenwhenthewomenareemployed.Men,however,spendmoretimeatwork.Menalsospendmoretimeonleisureactivitiesandsports.Theyaveragefivehoursandtwentyminutesaday,halfanhourmorethanwomen.Leisureactivitiesincludethingslikewatchingtelevision,visitingfriendsorexercising.Bothmenandwomenreportedthattheyspentabouthalftheirleisuretimewatchingtelevision.Visitingfriendsandattendingsocialeventswasthenextmostcommonleisureactivityforbothsexes.OlderAmericansspentmoreoftheirleisuretimewatchingTVandreadingthanyoungerpeopledid.Youngerpeoplereportedspendingmoretimewithfriends,usingthecomputerandplayingsports.Inall,19percentofmenand16percentofwomenplaysportsonanygivenday..ForReferenceTheyspendalmosttwohoursadayonhouseholdactivitieslikecooking,cleaningandpayingbills.Menspendmoretimeatwork.Menalsospendmoretimeonleisureactivitiesandsports.Theyaveragefivehoursandtwentyminutesaday,halfanhourmorethanwomenBothmenandwomenreportedthattheyspentabouthalftheirleisuretimewatchingtelevision.Visitingfriendsandattendingsocialeventswasthenextmostcommonleisureactivityforbothsexes.Theyspendtimewithfriends,usingthecomputerandplayingsportsInall,19percentofmenand16percentofwomenplaysportsonanygivenday..NewsReportLatestSpaceWalkfromSpaceStationScriptAmericanastronautCarlWalzandRussiancosmonautYuriOnufrienkotooktheirfirstspacewalkoutsideofaninternationalspacestationonMonday.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-mancrewisthefourthcrewtoliveonthespacestationandwillremainonboardthereuntilMay.Uint8II.BasicListeningPracticeScriptM：Scentistsclaimtheworldpopulationhas99.5%ofthesameDNA.W:Butthisdoesn'ttellusthereisnosuchthingasrace.Q:WhatistrueoftheDNAofdifferenceraces?ScriptW:Withtheadventofthegeneticmapweknowwhereeverythingis,butdoweknowwheretogowithit?M:Yourmapseemstodifferlargelyfrommygeographicalmap!Q:Whatdoesthemanimply?ScriptM:Asyouknow,ithastakenmillionsofyearsofevolutionandnaturalselectiontogetuswherewearetoday.W:Yes,butnowthatwehavegeneticengineering,weseemtohavedecidedthatwewanttobeGod.Q:Whatdoesthewomanimply?ScriptM:Ithinktheresearchintocloningwillleadusintodangers,fillinguswithfalsehopesofperfection.W:It'stoolatetoturnbacktheclock.We'lljusthavetodependoncommonsensetosolveuncommonproblems.Q:Whatdoesthewomanmean?ScriptW:InAmerica,manyprisonersarehavingtheircasesreviewed,andsomehaveevenbeenfreedthroughDNAtesting.M:Exceptfortheoneswhosedeathsentencehasalreadybeencarriedout.Q:WhatcanwelearnaboutDNAtestingfromthedialog?Keys:l.B2.C3.D4.A5.CIII.ListeningInTask1:StemCellResearchScriptGregory:TheRepublicanpartyinAmericaisopposingstemcellresearch.Ifindithardtobelievethatinthisdayandage,someonewoulddothat.Lillian:Stemcellresearchsoundsprettyimpressive,I'lladmit.Butjustwhatisit?Gregory:Well,astemcellisaspecialtypeofcell.Itisageneralcellthat,whenitdevides,canbecomeanyspecifictypeofcell.Lillian:Youmean,astemcellcanbecomeaheartcell?Orabrainorakidneycell?Gregory:That'saboutit.Stemcellsareapartofthebody'smaintenanceandrepairsystem.Whentheydivide,theycanbecomeanycelltype.Lillian:Iguesstherewouldbesometremendousmedicaladvantagesinthatsortofresearch.Gregory:You'vesaidamouthful.Recently,scientistswereabletohelpamanwholostajawboneforcancer.Theyrecreatedbonematerialforhisjawfromstemcells.Whatitmeansisthatsincethenewbonewascreatedoutoftheperson'sowncells,therewasnoproblemwithrejectionbecausetheDNAwasthesame.Lillian:Ibetthepersonwasdelighted.Whywouldanyoneopposethatsortofresearch?Itwouldseemtohaveendlesspotentialtobenefitthehumanrace.Gregory:Iagree,buttherearepeoplewhothinkweshouldnotinterferewithnatureandmanipulate“whatisnatural".Lillian:It'seasiertoholdsuchanarrowviewifyou'renotinapositiontoneedthebenefitsoftheresearch.Ifyou'remissingajawbonebecauseofcancer,youprobablysupporttheresearch.Whatisthepassagemainlyabout?Whoisagainststemcellresearch?Whatisspecialaboutastemcell?Whencanastemcellbecomeanothercelltype?Accordingtothepassage,whydosomepeopleopposestemcellresearch?Keys:l.B2.A3.A4.A5.DTask2:TheImprovementofRiceScriptScientistsnowknowalotmoreaboutagrainthatpeoplehaveeatenfortenthousandyears.(SI)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,includingcom,wheatandbarley.(S10)Whilesignificantprogresshasbeenmadeintheanalysisofthericegenome,ihemappingofhumangenesisalsomakingheadway.Whenscientistscanidentifyandmanipulategenesthatcausecertaindiseases,mankindwillcurethemeasily.Thehumangeneticmapmayhelpuscontrolaperson\height,weight,appearanceandevenlengthoflife.Task3:TheFirstClonedCatScriptIntheage-oldbattleofcatsanddogs,scoreoneforthecats.ResearchersatTexasA&MUniversityre