专八改错 免费下载Word格式.docx

专八改错 免费下载Word格式.docx

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31.

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26.preventing改为prevent

plicated改为complexion

28.sight后加into

29.neuroscientist改为aneuroscientist

30.pursuing后加in

31.later改为latter

32.similar改为similarly

33.去掉is

34.times改为time

35.if改为whether

（2）

Vitamins,likeminerals,arechemicals.Thereisabsolutelynotdifferenceinthechemicalstructure（26）ofthenaturevitaminCandthechemicalstructure（27）ofthesyntheticvitaminC.Also,whilemostsub-stancesareharmlessatverylowlevelofintake,all（28）substance--eventheelementsthatareessentialtolife--canbedangerousifyouoverdothem.Takewaterforexample.Sixoreightglassesadaywillkeepyourbodyingoodfluidbalance.Butyoucanalsobedrown（29）init.Somepeoplearguethatindividualsvarygreatly（30）intheirneedfornutrients,itcannotnecessarilybestatedanygivenamountistoomuch;

thatisall（31）relative.Butsincethereislittlesolidinformationonwhatistheoptimalintakeofanyessentialnutrientinhealthyindividuals,itwouldbeimpossibletogiveguidelinesthattaketheseproportionalneedsintothe（32）account.Justaswithotherdrugs,therelationto（33）differentvitamindosagesvaries,withsomepeoplebetterablethanotherstotoleratelargeamounts.Whilewedoknowthatveryspecificallywhatthetoxiclevel（34）isforvitaminsAandD,wearefarlesssureaboutvitaminE,eventhoughit,too,isfat-soluble,andwestilldon’tunderstandthewater-solublevitamin,theC（35）andtheBgroups,whichthebodycantstore.26.

34.

35.

26.not改为no

27.nature改为natural

28.at后加a

29.去掉be

30.that后加

31.stated后加that

32.去掉the

33.relation改为reaction

34.去掉that

35.vitamin改为vitamins

（3）

Thetelephonesystemisacircuit-switchednetwork.Formuchofthehistoryofthesystem,whenyouplaced（26）acall,youwererentingapairofcopperwiresthatrancontinuouslyfromyourtelephonetotheotherparty’sphone.Youhadexcludinguseofthosewiresduringthe（27）call;

whenyouhungup,theywererentedtosomeoneelse.Todaythetransactionismorecomplicated.（yourcallmaywellpossessafiber-opticcableorasatellitewithhundredsofothercalls）,butmoreconceptuallythesystem（28）stillworksthesameway.Whenyoudialthephone,yougetaprivateconnectionofoneotherparty.Thisisanalternativenetworkarchitecturecalled（29）packetswitching,inwhichallstationsarealwaysconnectedtothenetwork,buttheyreceiveonlythemessagesaddressedtothem.Itisasifyourtelephonewasalwaystunedinto（30）thousandsofconversationsgoingonthewire,butyou（31）heardonlytheoccasionalwordintendedtoyou.Most（32）computernetworksemploypacketswitching,becauseitismoreefficientthancircuitswitchingwhentrafficisheavy.Itseemsreasonabletheexistingpacket-switched（33）networkwillgrow,andnewonemaybecreated;

theycould（34）wellabsorbtrafficthatwouldotherwisegotothetelephonesystemandtherebyreducetheneedfortelephonenumbers.（35）

26.much改为most

27.excluding改为exclusive

28.more

29.This改为There

30.was改为were

31.going后加by

32.to改为for

33.reasonable后加that

34.one改为ones

35.need改为demand

（4）

TheGermanpoetandpolymathJohannWolfgangvonGoetheponderedthequestionofhoworganismsdevelopinhisscientificstudiesofformandstructureimmatureplantsandanimals,afieldhefoundandnamedmorphology.Hissearchforasinglebasicbodyplan（26）acrossalllife-formsledhimtothinkabouttheprevalenceofrepeating（27）segmentsinbodystructures.Thespinalcolumnsoffish,reptiles,（28）birdsandmammals,forinstance,allaremadeoflongstringsof（29）repeatedvertebrae.Amonginvertebratesthegrowthofvirtuallyidenticalsegmentsishowstriking:

inearthworms,forexample,even（30）internalorgansarerepeatedinserialsegments.Likewise,theabdomenoffliesandotherinsectsaresegmented,asarethe（31）successivewormlikearticulationsincrabs,shrimpsandothercrustaceans.ToGoethetheevidencesuggestedthatnaturetakesabuilding-blockapproachtogeneratelife,repeatingabasicelement（32）againandagaintoarriveatacomplicatedorganism.Theonlyglaring（33）holehecouldseeinthetheorywastheapparentlackofsortof（34）segmentationinthevertebrateheads.In1790hehypothesizedthat（35）spinalvertebrateismodifiedduringthedevelopmenttoformtheskull.

26.found改为founded

27.repeating改为repeated

28.fish改为fishes

29.made后加up

30.去掉how

31.abdomen改为abdomens

32.generate改为generating

plicated改为complex

34.heads改为head

35.is改为are

（5）

Literatureisameansbywhichweknowourselves.Byitwe（26）meetfutureselves,andrecognizepastselves;

againstitwematchourpresentself.Itsprimaryfunctionistovalidateandre-createtheselfinallitsindividualityanddistinctness.Indoingso,itcementsasenseofrelationshipbetweentheselfandtheothernessofthebook,andallowsusanotionofourselvesassociable.Itssharedknowledgeisvicariousexperience;

bythismeansweenlargeourunderstandings（27）ofwhatitmeanstobehuman,ofthecorporateandindependent（28）natureofhumansociety.Theactofreadingthebookmarksbothourdifferenceinandourplaceinthehumanfabric.Themoreweread,（29）themoreweare.Intheactofreadingsilentlywearealonefromthe（30）book,separatefromonesownimmediatesurroundings.Yetinthe（31）actofreadingweenterothermindsandotherplaces,enlargeour（32）dialoguewiththeworld.Thusparadoxically,whiledisengagingfromtheimmediateweareincreasingitsscope.Insilence,readingactivatesadeeplycreativefunctionofconsciousness.Wearedeeplycommittedtothenarrativewhichwecoexistwhileengagedin（33）reading.Allkindsofpresentphysicaldiscomfortnessmaybe（34）unnoticedwhilewearereading,andactualtimeisreplacedbynarrativetime.Toimaginativelyenterafictionalworldbyreadingit（35）isthenbothaliberationfromselfandanexpansionofself.　

25.

26.By改为In

27.understandings改为understanding

28.independent改为interdependent

29.去掉in

30.from改为with

31.ones改为our

32.enlarge前加and

33.which前加with

34.discomfortness改为discomfort

35.去掉it

（6）

Becausetheairinthecountryisreallyclean,weoughttolivetheremuchasispossible.Since,however,agreatdealoftheworlds（26）workmustbedoneindoorincities,itisimportantthatwetakeevery（27）precautiontoventilateourhousesproperly.Somepeoplehavethoughtthatnightairisinjurious.Butcarefulstudyshowsthatnightairisidenticalwiththatwhichwebreathduringtheday.Infacethe（28）properventilationofabedroomisoneofthefirstnecessityforgood（29）health.Sincetheexhaledairisusuallywarmerandlighterthantheinhaledair,itrisestothetopoftheroom.Thereforeitisbettertoopenawindowbothatthetoptoletthewarmupairoutandalsoat（30）thebottomtoadmitthefreshairin.Ofcourse,thisdoesnotmean（31）thatoneshouldsleepinastrongdraft.Inmanyplacesitisfeasibletosleepout-of-the-doorsonasleepingporchandsotosecureperfect（32）ventilation.Inrecentyearswehaveseensteadyprogressmadeinthedevelopmentofequipmentstosupplyproperconditionedairnotonlyinlarge（33）auditoriums,class-rooms,andfactories,butalsoinrailroadtrainsandinprivatehomes.Thisequipmentcleanstheairoffdust,keeps（34）thetemperaturecomfortable,holdsthehumidityattherightpoint,andkeepstheairinthemotion.Suchaconditionisconductiveto（35）efficiencyaswellasgoodhealth.

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26.much前加as

27.indoor改为indoors

28.breath改为breathe

29.necessity改为necessities

30.up改为upper

31.去掉in

32.out-of-the-doors改为out-of-doors

33.equipments改为equipment

34.off改为of

35.去掉the

（7）

HenryFielding,thefamousnovelistwhowasalso26）aLondonmagistrate,oncemadeanightraidtotwoknownhideoutsinthiscity-within-a-city;

hefoundsevenmen,women,andchildrenpackedawayinafewtiny27）stinkingrooms.Allofthesepeople,includedlittlechildrenoffiveandsixwhoweretrainedaspick-pockets,werewantedforcrime.Conditionslikethesebredmorecriminals.One