施心远听力教程Unit答案Word文档下载推荐.docx

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施心远听力教程Unit答案Word文档下载推荐.docx

In1978,forthefirsttime(11)sincecollege,Powelson,now60,hadsome(12)sparetime.Tokeephismindactive,herereadtheIliadand(13)discoveredthathestillknewthefirst100lines(14)byheart.

Thatsomeonecouldmemorizesomuchbetweenages60and70is(15)astonishingtomostpeople,whoare(16)convincedthatmemory(17)worsensaswegrowolder.

Powelson'

smethodisto(18)readabookintohistaperecorder,thenreaditseveralmoretimes,makingsureheunderstands(19)eachword."

Also,"

hesays,"

Iattemptto(20)visualizemyselfaspartoftheaction."

Part2ListeningforGist

Youmightnotknowhowrarelyimagesarevieweddirectlythroughtelescopes.Themostcommonwaytoobservetheskiesistophotographthem.Theprocessisverysimple.First,aphotographicplateiscoatedwithalight-sensitivematerial.Theplateispositionedsothattheimagereceivedbythetelescopeisrecordedonit.Thentheimagecanbedeveloped,enlarged,andpublishedsothatmanypeoplecanstudyit.

Becausemostastronomicalobjectsareveryremote,thelightwereceivefromthemisratherfeeble.Butbyusingatelescopeasacamera,longtimeexposurescanbemade.Inthisway,objectscanbephotographedthatareahundredtimestoofainttobeseenbyjustlookingthroughatelescope.

1)Thispassageisabouthowtophotographastronomicalobjects.

2)Photograph,coated,light-sensitivematerial,positioned,received,recorded,developed,enlarged,published,remote,feeble,telescope,camera,longexposures

SectionTwoListeningComprehension

PartoneDialogue

TunisianHoliday

Vocabulary

amphitheatre

mosaic

coachn.公共马车,普通旅客车厢

resortn.胜地,常去之地

(SomeoneisenquiringabouttheTunisianholiday.)

Agent:

Hello,BathTravel.

Client:

Hello,I'

dliketofindoutmoreaboutyourTunisianholidayforamateurarchaeologists.I'

vereadaboutitinthepaper,butI'

dliketoknowmoreaboutwhatisinvolved.

Youmeanyou'

dliketoknowtheitinerary

Yes,that'

sright.

Allright.Justbriefly,youarriveinTunisatmiddayonthefirstdayandgobycoachtoLaMarsa.Thenthereisashortbriefingbythearchaeologistandthentherestofthedayyouarefreetoexplore.

TheseconddayyougetupbeforedawnandgotoCarthagetoseethesunrise.YouhavebreakfastandalecturethereandthengobycoachtoMansoura,wheretherearebeautifulcoves(小海湾).Afterlunchyoucanwalkalongthebeach,toKerkouane.Thewalktakesaboutfourhours.Kerkouaneisoneofthemostrecentandmostexcitingsites.ThenbycoachtoKelibia,afishingvillage,intimeforsunsetovertheharbor.

Thatsoundsratheralongwalk.

Well,it'

saneasywalk.Flatalltheway,andverypretty.Butyoucangobycoach,ifyouprefer.ThethirddayyouspendinHammametonCapBon,andthedayisfreetoenjoythetown.It'

salovelyoldtownandresort.AndthefourthdayyoutakethecoachtotheruinofEIDjem,whichisamagnificentamphitheatre*.YouhavelunchinSfaxandthenyoutaketheferrytothebeautifulKerkennahIslands.

Islands,yousay

Yes,they'

reverypeacefulandyouspendthefifthdaythere.Thefishermenwilltakeeveryoneoutontheirsailingboatsandtherewillbeafishermen'

spicnic.OnthesixthdayyouvisittheGreatMosqueofKairouanandhaveapicniclunch.ThentakethecoachtothelovelyportofBizerteforthelastnight.AndthefinaldaythereisavisittotheancientRomancapitalofUticawithitsfantasticmosaics*andthenacoachtoTunisInternationalAirport.

Haveyougotafullbrochurewhichgivesmoredetails

Exercise

Directions:

Listentothedialogueandcompletethefollowingitinerary.

Tunisianholidayforamateurarchaeologists

Day

Activities

Thefirstday

ArriveinTunisatmiddayandgobycoachtoLaMarsa.Thenthereisashortbriefingbythearchaeologist.

Thesecondday

GetupbeforedawnandgotoCarthagetoseethesunrise.YouhavebreakfastandalecturethereandthengobycoachtoMansoura,wheretherearebeautifulcoves.Afterlunchyoucanwalkalongthebeach,toKerkouane,whichisoneofthemostrecentandmostexcitingsites.ThenbycoachtoKelibia,afishingvillage,intimeforsunsetovertheharbor.

Thethirdday

SpendinHammametonCapBontoenjoythetown.It'

salovelyoldtownandresort.

Thefourthdayandfifthday

TakethecoachtotheruinofElDjem,whichisamagnificentamphitheatre.HavelunchinSfaxandthentaketheferry!

.tothebeautifulKerkennahIslands.Thefishermenwilltakeeveryoneoutontheirsailingboatsandtherewillbeafishermen’spicnic.

Thesixthday

VisittheGreatMosqueofKairouanandhaveapicniclunch.ThentakethecoachtothelovelyportofBizerteforthelastnight.

Thefinalday

ThereisavisittotheancientRomancapitalofUticawithitsfantasticmosaicsandthenacoachtoTunisInternationalAirport.

Part2Passage

MexicanGrayWolf

ExerciseAPre-listeningQuestion

Thewolfisalargememberofthecanine(犬科的)family.Mostoftheadultgreywolvesweighinthevicinityof75to125pounds(34to56kilograms).Wolvesliveinfamilygroupscalledpacks.Apackisusuallymadeupofamaleparent,afemaleparent,theirpupsandafewotheradultwolveswhoaretheolderbrothersandsisters.Wolvescanrunupto40milesanhourandcaneasilycover50milesaday.

Thewolfhasdevelopedthecapacitytosurviveinthemostinhospitableofclimates.Thewolvesinthehigharcticendureseveralwintermonthsofperpetualdarkness.EveninFebruarywhenthesunreturnstothenorth,temperaturesof-40°

Candbitterwindsarecommon.Inthewildwolvescanliveupto13yearsormore;

inaprotectedwolfparkoracontrolledareaofland,awolfcanlivetobeupto16yearsold.

1)Aftermorethanacenturyofassaultbyhumans,thewolfpopulationhaddwindledtonomorethanahandfulbythe1970sinMexicoandtheAmericansouthwest.

2)Theprogramisnowabouthalfwaytomeetingitsgoalofa"

wild"

populationofatleast100wolvescoveringmorethan12,800squarekilometers.

3)Decisionsaboutmating,movementamongthe45captive-breedingfacilitiesandreleasesintothewildaremadebyaUS-Mexicancommitteeofscientists,landownersandothers.

4)Awolfwithraregenes-untilithassuccessfullyreproduced-willneverbereleasedbecause·

ofthehighmortalityrateinthewild.

5)Therecoveryprogramisgraduallymovingawayfromfreeingcaptive-bornwolves,asthepopulationofpupsbornfreetakesoff.

****

FranciscoandSheilawerepioneersinafederalprograminEureka,32kilometerssouthwestofS1.Louis,theUnitedStates,torestoretheendangeredMexicangraywolf,therarestandmostgeneticallydistinctsubspeciesofgraywolfinNorthAmerica.

Aftermorethanacenturyofassaultbyhumans,thewolfpopulationhaddwindledtonomorethanahandfulbythe1970sinMexicoandtheAmericansouthwest.

Theresearchcenter,popularlyknownastheWolfSanctuary*,wasfoundedin1971byMarlinPerkins,aworld-renownednaturalistandformerdirectoroftheSt.LouisZoo,andhiswifeCarol.BesidestheMexicanwolf,thesanctuaryworkswiththeendangeredredwolf,manedwolf(maned:

有鬃毛的;

manedwolf鬣狼),swiftfoxandAfricanwilddogs.

Inthelate1970s,thelastsevenknownwolveswerecapturedinthewildortakenfromzoostobeginthebreedingprogram.In1981,thefirstcaptive-bredlitterofMexicangraywolvesproducedinthefederalprogramwasbornattheWildCanid(犬科动物)Center,andthefirstreleaseintothewildtookplacein1998.Theprogramisnowabouthalfwaytomeetingitsgoalofa"

Thoughincaptivitythemselves,FranciscoandSheilataughttheirpupssowellthatmanyarethrivinginthewild.Theywereidealparents.Theyraised25babies,taughtthemgoodsurvivalskillsandsentmanyofthemofftoliveontheirown.

NineofFranciscoandSheila'

soffspringwereamongthefirst11captive-bornMexicangraywolvesreleasedin1998.Bothparentwolveshavesincedied-Franciscoatage14inDecember.Sheilaatage16inJune2000-buttheylived,ascaptivewolvesoftendo,roughlytwiceaslongaswolvesinthewild.TodaytheWildCanidSurvivalandResearchCenterinEurekaestimatesthat98percentofMexicanwolvesreleasedfromthefederalprogramaredescendantsoftheprolific*lobo*pair.(lobo=timberwolf)

About250lobosnowliveincaptivityat45USandMexicanfacilities.TheWildCanidCenter,however,hasproducedmorepuppiesandhousedmoreMexicangraysthananyotherfacility.

TheWildCanidCenterisideated*on25isolatedhectares(公顷)withinWashingtonUniversity'

sTysonResearchCenter.Thewolvesliveinlargeoutdoorwithminimalhumancontact.Theylearntohunt,,liveinnaturalfamilypacks,andtobesuspiciousofpeople-allnecessaryskillsforsurvivinginthewild.

Decisionsabout

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