现代大学英语精读(第二版)Unit5课后手打答案

Unit5

1distributewealth9sweepglobe

2.drillahole10drain/removesewage

3drivetheturbine11savewater

4refine/extractoil12conserveoil

5invitedisaster13satisfythedemands/

6irrigatelandmeetthedemands

7squandermoney14harnessriversandlakes

8sustainriverdeltasand

wetlands

1无法满足的需求9灌溉区

2不明智的补救办法10物质不灭定律/质量守恒

3地下水水位定律

4已经断流的河流11海水淡化

5饥荒，瘟疫及大规模移民12供不应求，超过需求

6供应及需求13濒危物种

7大澡盆，电淋浴及抽水马14冷却系统

桶15火电

8作物品种

3Replace

1becomingterriblyscarce,keepsquandering,invitingdisasters

2areatalossaswhattodowith,meettheinsatiabledemands

3desalinate,expensive,requireselaborate/sophisticatedapparatus

4famines,pestilence,sweeptheglobe

5overblown,remedies,ill-conceived,isboundto/issureorcertainto/is

destinedto

6routine,frequently

7induecourse/gradually,bringsupplyanddemandintoequilibrium

8perforated,aquifers,falling,glaciers,vanishing,

4Translate

1.StatisticsshowthatChinahasatotalamountof2.8trillioncubic

metersofwaterresource,secondonlytoBrazil,RussiaandCanada,

rankingthefourth(tobeupdated)intheworld.

Butwhendividedby1.3billion,ouraverageper-capitashareofwater

resourceonlyamountstoaboutonequarteroftheworld'saverage.

2.Wehavealwaysbeenheavilyburdenwiththeproblemof

watershortage.Itissaidthatthe661largeandmedium-sizedcities

nationwide,abouttwo-thirdsaresufferingfromacuteshortageofwater.

Beijingisagoodexampleinpoint.Itnotonlylackssurfacewater,even

itsundergroundwaterisdangerouslylow.Itisreportedtohavedropped

by90meters.

Somescholarssuggestwemoveourcapitaltosomeotherplace.Thisis

ofcourseunfeasible/unrealistic,butthemessageisclear.

3.Ourwaterresourcesfirstofallarenotevenlydistributedintimeor

space.Theyareeithertoomuch,causingfloods,or

toolittle,causingdroughts.

4.Inspiteoftheimpressiveprogresswehaveachievedinthepastyears,

wearestillfarfromeffectivelyharnessingourrivers,lakes,and

reservoirs.Soilerosionanddesertification

areincreasinglythreateningoureconomyandpeople'lifes.Manyof

ourriversnolongerflowtothesea.In1998,theYellowRiverfailedto

haveenoughwatertoflowtotheseafor212days.

5.Traditionally,ourwaterresourceshavemainlybeenusedtoirrigateland

but,inrecentyears,demandsonwaterforindustrialanddomesticuse

havealsobeensharplyontherise.Theyhaveseriouslyoutgrown

supplies.

6.Todayourscarcewaterresourcesarebecomingevenscarcerbecausea

lotofwaterisbeingwastedoncapaciouspowershowers,flush

lavatories,andgolfrinks.Moreover,alotofwaterbeingpolluted.

7.Thesetworiversbothhavetheirheadwaterinthecountry.Ittherefore

makeswateran.issueforpotentialseriousdispute

betweenthetwocountries.

8.Inrecentyears,wehavepinnedgreathopesontheprojectstodivert

waterfromthesouthtothenorth,hoppingthatitwillonceandforall

solveourfloodprobleminthesouthandthedroughtprobleminthe

north.Buttherearescholarswhoseopinionsdiffer.Theywarnusthat

immunityoftheYangtzetodroughtscannotbetakenforgranted.

1withbettermedicalcare,mygrandfathercouldhavelivedtoeighty.

2evenatagunpointIwouldn'trenouncemybeliefs.

3Furtherdelaywouldcauseusevengreaterloss.

4.Butfortheseatbelt,shewouldhavebeenseverelyinjuredin

theacctident.

5Amanwithoutastrongsenseofjusticewouldnought'thavebr

thematterup.

6Withoutanexperiencedguidelikeher,wemighthavebeen

trappedinthejungle.

7Iwonderhowmanyofuswouldhavedonethesameinhis

position

8Withamoresoph运ticatedcomputer,wewouldhave

completedtheprojectmuchsoo