大学英语综合教程第一单元课后答案.docx
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大学英语综合教程第一单元课后答案.docx
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大学英语综合教程第一单元课后答案
KeytoExercises
Reading&Interacting
I.UnderstandingtheText
1.TextOrganization
1.1
Parts
Paragraphs
MainIdeas
PartOne
Paras.1–3
Manisfarfromhavingcontroloftheocean.Weknowverylittleaboutit,andthediscoverieswehavemade,thoughmonumental,arebutadropinanocean-sizedbucket.
PartTwo
Paras.4–5
Thehuman-oceanconnectionisvitaltous.HealthyoceanscanhelpeasetheburdenofourrapidlyincreasingpopulationonEarth.
PartThree
Paras.6–9
Itisveryimportanttomakeobservationsofhowtheoceanworks.However,owingtolackoffunds,comparedtospaceexploration,oceanexplorationislaggingfarbehind,withtheresultthatweknowasyetlittleaboutthedeepsea.
PartFour
Paras.10–12
Truetherearecountlessdiscoveriestobemadeandlotsofworktobedone,butitisworthourwhiletodosoaswemightfindthekeytooursurvivalonEarth.
1.2
1)Both.
2)ThroughabriefaccountofhisparticipationintheexplorationbelowtheSeaofJapan.
3)Theauthorusesittoechothekeynoteoftheessay:
Whenweexplorethedeepsea,weare
exploringforourownsurvival.
2.ComprehensionCheck
2.1Diggingintodetail
1)Itshowsthattherearecreatureslivingintheseawhichwethoughtwereextinct.
2)Becausethescientistsdiditthehardway.Theyhadtoovercomemonumentalchallengeswith
ingenuityandtheuseofadvancedtechnologybeforetheyfinallymadeit.
3)Because,amongotherthings,theoceanhelpseasetheburdenofourgrowingpopulationonEarth.
4)Itreferstothefactthateachcreaturethatdiesandsinkstotheoceanfloorbecomesfoodfor
othercreatures,thuscreatinganecosystemofitsown.
5)Yes,thereissimilarityinhowweusetechnologyinexploringthem.Themethods,technology
andexpertisearesimilar.
2.2Understandingdifficultsentences
1.A2.B3.A4.A5.A
II.FocusingonLanguageinContext
1.KeyWords&Expressions
1.1
1)Autumnhasarrivedhereontheheelsofahotsummerwithunexpectedspeed.
2)Asadiplomat,hehaswitnessedthebirthofthenewnationandiswellplacedtoobserveits
growthduringthiscriticalperiodofitshistory.
3)Whenyoumaketravelplans,you’dbetterassumethateveryflightcanbelate.
4)“IhavemadeitquiteclearfromthebeginningthatIwanttobepartoftheteam,”Johnsaid.
5)WhenAlicefirstcametothecountry,shewasshockedbythewayoflifetherethatwastotally
alientoherandthehostileenvironmentwherelocalpeoplelookedatherwithasuspiciouseye.
6)Andrewmadeaninitialcontribution.Butthereisasyetnofirmcommitmenttofurthercash
payments.
7)Forthefirsttimeindecades,theleadersofthetwonationsshookhandsandsatdowntotalk.
8)“Dofishfeedoneachother?
”“Yes.Atleastmanyofthemdo.”
9)Ouroldclassroombuilding,whichwasbuiltacenturyago,hasbecomeasortofalocallandmark.
10)Thedwarfseesfartherthanthegiantwhenhestandsonthelatter’sshoulder.
11)Allthesepartsaresupposedtofittogetherinthisdevice.
12)Wevisitedthelocalmarketsandsawawonderfularrayoffruitandvegetables.
13)Iamafraidthisplanofyoursdoesnotfitintothecompany’soverallmarketingstrategy.
14)Astronautshavebroughtbackspecimensofrockfromthemoon.
15)IfonewantstoexplorethepossibilitiesofEurope’spoliticalfuture,oneneedstoexaminethe
developmentofEuropeanculture.
16)Asetofgearsareinstalledtocontrolthespeedanddirectionofthevehicle.
1.2
1)forthebenefitof
2)imperative
3)initsentirety
4)elusive
5)dyingofhunger
6)expertise
7)asyet
8)completion
1.3
1)Thebookshelfwasdesignedtofitintothiscornerofourbedroom.
2)Tigersaremostactiveatnightandfeedonanimalssuchasdeerandwildpigs.
3)Thenewlaw’simpactonpolicepracticeishardtoevaluaterightnow.
4)Nodetailsofthecompany’sfinancialconditionwererevealedattherecentshareholdermeeting.
5)Whydon’twecrackopenabottleofchampagnetocelebrate?
6)Reformofthiscountry’smedicalsystemwillfollowontheheelsofthenewlaw.
2.
1)Hesayshe’sOK,butIfeelsort/kindofworriedabouthim.
2)“Oh,Ididn’tknowyouareawriter!
”“Yes,Iam,sort/kindof.”
3)Inthebright-redover-sizedcoat,shelookedsort/kindoffunny.
4)Fromwhatmygrandfathertoldme,mygreatgrandfatherhadsomesort/kindofeducation.
5)Finallyhefeltheneededtomakesomesort/kindofadecision.
6)BeingJane’sclosefriend,Barbarasort/kindofexpectedtobeinvitedtoherwedding.
3.
3.1
1)Unlikehisfather,helacksintelligence.
2)Unlikemostcomputersystemsonthelist,thisoneisnoteasytoinstall.
3)LikemostriversinChina,theYellowRiverrunsfromwesttoeast.
4)Unlikehistwobrotherswhoshowedaninterestinpoliticsintheirearlyyouth,Tomtookan
interestinmusic.
3.2
1)Nancyfeltthatsheneededtotakeavacationbeforebeginningthefreshmanyear.
2)Thedatainthisreportneedtobecorrectedandupdated.
3)Johnthoughtshedidn’tneedtocalladoctorashefeltmuchbetternow.
4.ComprehensivePractice
4.1Cloze
Wehavespentagreatdealoftimeandmoneyexploringspace,butremainignorantaboutvastareasofourownplanet.Forwestillknowlittleoftheworldbeneaththesurfaceoftheseas.Withsomuchtolearnaboutlifeinthedepthsoftheoceanitissurprisingthereissolittlefundingfordeepseaexploration.Itamountstolittlemorethanadropinthebucketofwhatisneededifwearetomakefulluseofthisvitalresource.Givenourgrowingpopulationtheoceansmayevenholdthekeytothesurvivalofourspecies.Itwouldbefoolishtocontinuetooverlooktheirimportance.
4.2Translation
Everyyearwespendhugeamountsofmoneyobservingthechangeinourclimateandthemovementofthestars.True,thisisnecessary,butwehaveoverlookedtheinfluenceoftheoceansonourplanet,andhavedonelittletounderstandthem.Theoceansarevitaltooursurvival.Withcountlessspeciesbeneaththeirsurface,theyprovideforus.TheyhelpeasetheburdenofourgrowingpopulationonEarth.Besides,theoceansplayanimportantroleinclimatecontrol.Therefore,wemustincreasetheamountoffundingforoceanexploration.
Reading&Comprehending
Reading1
1.ComprehensionCheckforReading1
A.(11)
B.(12)
C.
(1)
D.(4)
E.(15)
F.
(2)
G.(6)
H.(14)
2.Translation
1)英国皇家天文学家马丁·里斯写道,“我认为,随着机器人研究和微型化的每一个进步,载人航天飞行实用性之辩会越来越单薄无力。
”
2)然而,没有证据表明,如果我们优先其他研发项目,就不能达到同样的效果。
3)海洋生物据说有望提供治愈一系列疾病的办法。
4)如果海洋并不使你怦然心动,那么制造一种细菌,它能吃掉二氧化碳,不让世界过热,并且它还排出燃料,使我们开车开机器都不用油,你觉得怎样呢?
Reading2
ComprehensionCheckforReading2
1.B2.D3.A4.B5.A
IntegratedSkillsPracticing
I.Viewing&Listening
1)IgaveatalknotsolongagoattheWorldBankandIshowedthisamazingimageofEarthandIsaid,“Thereitis!
TheWorldBank!
”That’swherealltheassetsare!
Andwe’vebeendrawingthemdownmuchfasterthanthenaturalsystemscanreplenishthem.TimWorthsaystheeconomyisawholly-ownedsubsidiaryoftheenvironment.Witheverydropofwateryoudrink,everybreathyoutake,you’reconnectedtothesea.Nomatterwhereonearthyoulive.Mostoftheoxygenintheatmosphereisgeneratedbythesea.Overtime,mostoftheplanet’sorganiccarbonhasbeenabsorbedandstoredthere,mostlybymicrobes.Theoceandrivesclimateandweather,stabilizestemperature,shapesEarth’schemistry.Waterfromtheseaformscloudsthatreturntothelandandtheseasasrain,sleetandsnow,andprovideshomeforabout97%oflifeintheworld,maybeintheuniverse.Nowater,nolife;noblue,nogreen.
2)WecannowgototheArctic.JusttenyearsagoIstoodontheiceattheNorthPole.Anice-freeArticOceanmayhappeninthiscentury.That’sbadnewsforthepolarbears.That’sbadnewsforustoo.Excesscarbondioxideisnotonlydrivingglobalwarming,it’salsochangingoceanchemistry,makingtheseamoreacidic.That’sbadnewsforcoralreefsandoxygen-producingplankton,alsobadnewsforus.We’reputtinghundredsandmillionsoftonsofplasticandothertrashintothesea.Millionsoftonsofdiscardedfishingnets,gearthatcontinuestokill.Wearecloggingtheocean,poisoningtheplanet’scirculatorysystem,andwe’retakingouthundredsofmillionsoftonsofwildlife,allcarbon-basedunits.
3)Andso,Isupposeyouwanttoknowwhatmywishis.Iwishyouwoulduseallmeansatyourdisposal—films,expeditions,theweb,newsubmarinesandcampaigntoignitepublicsupportforaglobalnetworkofmarineprotectedareas—hopespotslargeenoughtosaveandrestoretheocean,theblueheartoftheplanet.Howmuch?
Somesay10%,somesay30%.Youdecide:
howmuchofyourheartdoyouwanttoprotect?
Whateveritis,afractionofonepercentisnotenough.Mywishisabigwish,butifwecanmakeithappen,itcantrulychangetheworld,andhelpensurethesurvivalofwhatactuallyis—asitturnsout—myfavoritespecies;thatwouldbeus.Forthechildrenoftoday,fortomorrow’schild:
asneveragain,nowisthetime.
Transcript:
Fiftyyearsago,whenIbeganexploringtheocean,noone,notJacquesPerrin,notJacquesCousteauorRachaelCarson,imaginedthatwecoulddoanythingtoharmtheoceanbywhatweputintoitorwhatwetookoutofit.Itseemed,atthattime,tobeaseaofEden.Butnowweknow,andwearenowfacingparadiselost.Iwanttosharewithyoumypersonalviewsofchangesintheseathataffectallofus,andtoconsiderwhyitmattersthatin50years,we’velost,actually,wehavetaken,we’veeaten—morethan90%ofthebigfishinthesea;whyyoushouldcarethatnearlyhalfofthecoralreefshavedisappeared;whyamysteriousdeplet
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