gaoE.areuniversal,句子之間沒(méi)有連詞

4資料請(qǐng)到教師博 9GWD6-ThethemesthatRitaDoveexploresinherpoetryisuniversal, passingmuchofthehumanconditionwhileoccasionallyshedealswithracialissues.is passingmuchofthehumanconditionwhileoccasionallysheis passingmuchofthehumancondition,alsooccasionallyitareuniversal, passmuchofthehumanconditionandoccasionallydeals句子之間沒(méi)有連！are passingmuchofthehumanconditionwhileoccasionallyareuniversal, passmuchofthehumancondition,alsooccasionallyaredealing句子之間沒(méi)有連GWD6-Accordingtoitsproponents,aproposednewstyleofaircraftcould,byskimmingalongthetopoftheatmosphere,flybetweenmostpointsonEarthinundertwohours.！Accordingtoitsproponents,aproposednewstyleofaircraftcould,byskimmingalongthetopoftheatmosphere,flybetweenmostpointsonEarthinundertwohours.Byskimmingalongthetopoftheatmosphere,proponentsofaproposednewstyleofaircraftsayitcouldflybetweenmostpointsonEarthinundertwohours.Proponentsskimming的主語(yǔ)，邏輯錯(cuò)誤，應(yīng)該是飛機(jī)AproposednewstyleofaircraftcouldflybetweenmostpointsonEarthinundertwohours,accordingtoitsproponents,withitskimmingalongthetopoftheatmosphere. Aproposednewstyleofaircraft,sayitsproponents,couldflybetweenmostpointsonEarthinundertwohoursbecauseofitsskimmingalongthetopoftheatmosphere.sayitsproponents，把a(bǔ)ccordingto結(jié)構(gòu)改得面目全非。Becauseof=inthat，原文沒(méi)有答案沒(méi)有Accordingtoitsproponents,skimmingalongthetopoftheatmospheremakesitpossiblethataproposednewstyleofaircraftcouldflybetweenmostpointsonEarthinundertwohours.同一句話(huà)的同一個(gè)代詞一定指代同一個(gè)東西，這里兩個(gè)it明顯不是一個(gè)東西，第一個(gè)是飛機(jī)，第二個(gè)是形式主語(yǔ)（it當(dāng)形式主語(yǔ)指代后面的SVO）Q3:GWD-4-Althoughtherestaurant hasrecentlyaddedmanynewrestaurantsacrossthecountryanditssaleshaveincreaseddramatically,itssalesatrestaurantsopenformorethanayearhavedeclined.！therestaurant hasrecentlyaddedmanynewrestaurantsacrossthecountryanditssaleshaveincreaseddramatically,itstherestaurant hasrecentlyaddedmanynewrestaurantsacrossthecountryanditssalesincreaseddramatically,its 不要隨意改變?cè)臅r(shí)態(tài)，and連接的句子最好時(shí)態(tài)一致manynewrestaurantshaverecentlybeenopenedacrossthecountryanditssalesincreaseddramatically, havingrecentlyaddedmanynewrestaurantsacrossthecountryandwithitssalesincreasingdramatically, and連接having結(jié)構(gòu)和with結(jié)構(gòu)不平recentlyaddingmanynewrestaurantsacrossthecountryandhavingitssalesincreasedramatically,the sales充當(dāng)addinghaving的主語(yǔ)，邏輯錯(cuò)誤，應(yīng)該GWD6-InthepastthecountryofSiduriahasreliedheavilyonimportedoil.Siduriarecentlyimplementedaprogramtoconvertheatingsystemsfromoiltonaturalgas.Siduriaalreadyproducesmorenaturalgaseachyearthanitburns,andoilproductioninSidurianoilfieldsisincreasingatasteadypace.Ifthesetrendsinfuelproductionandusagecontinue,therefore,Sidurianrelianceonforeignsourcesforfuelshoulddeclinesoon.Whichofthefollowingisanassumptiononwhichtheargumentdepends?先加強(qiáng)后削！InSiduriatherateoffuelconsumptionisrisingnomorequicklythantherateoffuelDomesticproductionofnaturalgasisrisingfasterthanisdomesticproductionofoilinNofuelotherthannaturalgasisexpectedtobeusedasarecementforoilinBuildingscannotbeheatedbysolarenergyratherthanbyoilornaturalAllnewhomesthatarebeingbuiltwillhavenatural-gas-burningheatingGWD6-Q5toAccordingtoatheoryadvancedbyresearcherPaulMartin,thewaveofspeciesextinctionsthatoccurredinNorthAmericaabout11,000yearsago,attheendofthePleistoceneera,canbedirectlyattributedtothearrivalofhumans,i.e.,thePaleons,whowereancestorsofmodernNativeAmericans.However,anthropologistShepardKrechpointsoutthatlargeanimalspeciesvanishedeveninareaswherethereisnoevidencetodemonstratethatPaleo nshuntedthem.Norwereextinctionsconfinedtolargeanimals:smallanimals,nts,andinsectsdisappeared,presumablynotallthroughhumanconsumption.KrechalsocontradictsMartin’sexclusionofclimaticchangeasanexnationbyassertingthatwidespreadclimaticchangedidindeedoccurattheendofthePleistocene.Still,KrechattributessecondaryifnotprimaryresponsibilityfortheextinctionstothePaleons,arguingthathumanshaveproducedlocalextinctionselsewhere.But,accordingtohistorianRichardWhite,eventheattributionofsecondaryresponsibilitymaynotbesupportedbytheevidence.WhiteobservesthatMartin’sthesisdependsoncoincidingdatesforthearrivalofhumansandthedeclineoflargeanimalspecies,andKrech,thoughawarethatthedatesarecontroversial,doesnotchallengethem;yetrecentarchaeologicaldiscoveriesareprovidingevidencethatthedateofhumanarrivalwasmuchearlierthan11,000years

Q5:WhichofthefollowingistrueaboutMartin’stheory,thattheoryisdescribedinthepassage?細(xì)節(jié)ItassumesthatthePaleonswereprimarilydependentonhuntingforsurvival.ItdeniesthatthePleistocenespeciesextinctionswerecausedbyclimatechange.Itusesasevidencethefactthathumanshaveproducedlocalextinctionsinothersituations.ItattemptstoaddressthecontroversyoverthedateofhumanarrivalinNorthAmerica.!ItadmitsthepossibilitythatfactorsotherthanthearrivalofhumansyedaroleinthePleistoceneWhichofthefollowing,iftrue,wouldmostKrech’sobjectionstoMartin’sFurtherstudiesshowingthattheclimaticchangethatoccurredattheendofthePleistoceneerawasevenmoresevereandwidespreadthanwaspreviously！NewdiscoveriesindicatingthatPaleonsmadeuseofthesmallanimals,nts,andinsectsthatbecameextinctAdditionalevidenceindicatingthatwidespreadclimaticchangeoccurrednotonlyattheendofthePleistoceneerabutalsoinpreviousandsubsequentResearchers’discoveriesthatmanymorespeciesbecameextinctinNorthAmericaattheendofthePleistoceneerathanwaspreviouslybelievedNewdiscoveriesestablishingthatboththearrivalofhumansinNorthAmericaandthewaveofPleistoceneextinctionstookcemuchearlierthan11,000yearsagoGWD6-Inthelastsentenceofthepassage,theauthorrefersto“recentarchaeologicaldiscoveries”(lines36-37)mostprobablyinordertorefuteWhite’ssuggestionthatneitherMaritnnorKrechadequayaccountforPaleo contributionstothePleistoceneextinctionscastdoubtonthepossibilitythatamoredefinitivetheoryregardingthecausesofthePleistoceneextinctionsmaybe suggestthatMartin’s,Krech’s,andWhite’stheoriesregardingthePleistoceneextinctionsareallopentoquestioncallattentiontothemostcontroversialaspectofallthecurrenttheoriesregardingthePleistocene!providesupportforWhite’squestioningofbothMartin’sandKrech’spositionsregardingtheroleofPaleonsinthePleistoceneextinctionsGWD6-ManyfinancialexpertsbelievethatmakersattheFederalReserve,nowviewingtheeconomyasbalancedbetweenmoderategrowthandlowinflation,arealmostcertaintoleaveinterestratesunchangedfortheforeseeablefuture.！Reserve,nowviewingtheeconomyasbalancedbetweenmoderategrowthandlowinflation,Reservenowviewingtheeconomytobebalancedbetweenthatofmoderategrowthandlowinflationandare無(wú)謂Reservewho,nowviewingtheeconomyasbalancedbetweenmoderategrowthandlowinflation 無(wú)謂Reservewhonowviewtheeconomytobebalancedbetweenthatofmoderategrowthandlowinflationwillbeviewas固定搭配并列不對(duì)稱(chēng)意改變時(shí)態(tài)Reserve,whichnowviewstheeconomytobebalancedbetweenmoderategrowthandlowinflation,GWD6-Q9toTheslothbear,aninsect-eatinganimalnativetoNepal,exhibitsonlyonebehaviorthatistrulydistinctfromthatofotherbearspecies:thefemalescarrytheircubs(atleastpart-time)untilthecubsareaboutninemonthsold,eventhoughthecubscanwalkontheirownatsixmonths.Cub-carryingalsooccursamongsomeothermyrmecophagous(ant-eating)m ls;therefore,oneexnationisthatcub-carryingisnecessitatedbymyrmecophagy,sincemyrmecophagyentailsalowmetabolicrateandhighenergyexpenditureinwalkingbetweenfoodpatches.However,althoughpolarbears’otionissimilarlyinefficient,polarbearcubswalkalongwiththeirmother.Furthermore,thedailymovementsofslothbearsandAmericanblackbearswhicharesimilarinsizetoslothbearsandhavesimilar-sizedhomerangesrevealsimilartravelratesanddistances,suggestingthatifblackbearcubsareableto(26)keepupwiththeirmother,sotooshouldslothbearAnalternativeexnationisdefensefromBlackbearcubsusetreesfordefense,whereasbrownbearsandpolarbears,whichregularlyinhabittreelessenvironments,relyonaggressiontoprotecttheircubs.Likebrownbearsandpolarbears(andunlikeothermyrmecophagousm ls,whicharenotedfortheirpassivity),slothbearsareeasilyprovokedtoaggression.Slothbearsalsohaverelativelylargecanineteeth,whichappeartobemorefunctionalforfightingthanforforaging.Likebrownbearsandpolarbears,slothbearsmayhaveevolvedinanenvironmentwithfewtrees.Theyareespeciallyattractedtofood-richgrasslands;althoughfewgrasslandspersisttodayonthensubcontinent,thistypeofhabitatwasoncewidespreadthere.Grasslandssupporthighdensitiesoftigers,whichfightandsometimeskillslothbears;slothbearsalsocoexistwithandhavebeenkilledbytree-climbingleopards,(52)andareoftenconfrontedandchasedbyrhinocerosesandelephants,whichcantoppletrees(53).Collectivelythesefactorsprobablyselectedagainsttree-climbingasadefensivestrategyforslothbearcubs.Becauseslothbearsaresmallerthanbrownandpolarbearsandareundergreaterthreatfromdangerousanimals,theymayhaveadoptedtheextraprecautionofcarryingtheircubs.Althoughcub-carryingmayalsobeadoptiveformyrmecophagousforaging,thebehaviorofslothbearcubs,whichclimbontheirmother’sbackatthefirstsignofdanger,suggeststhatpredationwasakey

Theprimarypurposeofthepassageistracethedevelopmentofaparticularbehavioralcharacteristicoftheslothbear！explorepossibleexnationsforaparticularbehavioralcharacteristicoftheslothbearcomparethedefensivestrategiesofslothbearcubstothedefensivestrategiesofcubsofotherbearspeciesdescribehowcertainbehavioralcharacteristicsoftheslothbeardifferfromthoseofothermyrmecophagousm provideanalternativetoagenerallyacceptedexnationofaparticularbehavioralcharacteristicofmyrmecophagousm Q10:Theauthormentionsrhinocerosesandelephants(lines52-53)primarilyinordertoexinwhyslothbearsarenotsuccessfulforagersingrasslandhabitatsidentifythepredatorsthathavehadthemostinfluenceonthebehaviorofslothbears！suggestapossiblereasonthatslothbearcubsdonotusetree-climbingasadefenseprovideexamplesofpredatorsthatwereoncewidespreadacrossthensubcontinentdefendtheassertionthatslothbearsareundergreaterthreatfromdangerousanimalsthanareotherbearspeciesWhichofthefollowing,iftrue,wouldmostweakentheauthor’sargumentinlines18-26(“Furthermore…slothbearcubs”)?Cub-carryingbehaviorhasbeenobservedinmanynon-myrmecophagousm Manyofthelargestmyrmecophagousmlsdonottypicallyexhibitcub-carryingbehavior.Someslothbearshavehomerangesthataresmallerinsizethantheaveragehomerangesofblackbears. otionofblackbearsissignificantlymoreefficientthanthe otionofslothbears.!Thehabitatofblackbearsconsistsofterrainthatissignificantlymorevariedthanthatofthehabitatofslothbears.GWD6-Whichofthefollowingismentionedinthepassageasawayinwhichbrownbearsandslothbearsaresimilar?Theytend eaggressivewhen!Theylivealmostexclusivelyintreeless

Theyarepreyeduponbyanimalsthatcanclimbortoppletrees.Theyareinefficientin Theyhaverelativelylargecanine----------------------------------------------------------------------------------------------------------GWD6-FloatinginthewatersoftheequatorialPacific,anarrayofbuoyscollectsandtransmitsdataonlong-termin betweentheoceanandtheatmosphere,in ctionsthataffectglobalclimate.！atmosphere, ctionsthatatmosphere,with ctionsatmospherethatatmospherethatisatmosphereasGWD6-Q14:PoliticalMayorDelmont’scriticscominaboutthejobsthatwerelostinthecityunderDelmont’sleadership.Yetthefactisthatnotonlyweremorejobscreatedthanwereeliminated,buttheaveragepayforthesenewjobshasbeenhigherthantheaveragepayforjobscitywideeveryyearsinceDelmonttookoffice.SotherecanbenoquestionthatthroughoutDelmont’stenuretheaveragepaycheckinthiscityhasbeengettingsteadilybigger.Whichofthefollowing,iftrue,moststrengthenstheargumentinthe！TheaveragepayforjobscreatedinthecityduringthepastthreeyearswashigherthantheaveragepayforcreatedinthecityearlierinMayorDelmont’sAveragepayinthecitywasataten-yearlowwhenMayorDelmonttookSomeofthejobscreatedinthecityduringMayorDelmont’stenurehaveinthemebeeneliminatedTheaveragepayforjobseliminatedinthecityduringMayorDelmont’stenurehasbeenroughlyequaleveryyeartheaveragepayforjobsTheaveragepayforjobsinthecityiscurrentlyhigherthanitisforjobsinthesuburbssurroundingthe文章說(shuō)增加了工作，新工作工資也比平均工資高。結(jié)論是平均工資（averagepaycheck）增加了。D選項(xiàng)說(shuō)減少的工作工資和平均工資一樣多，這就至少說(shuō)明了減少的工作不會(huì)把平均工資拉低，正好加強(qiáng)了conclusion，即averagepaycheck增GWD6-Capuchinmonkeysoftenrubtheirbodieswithacertaintypeofmillipede.Laboratorytestsshowthatsecretionsfromthebodiesofthesemillipedesarerichintwochemicalsthatarepotentmosquitorepellents,andmosquitoescarryparasitesthatdebilitatecapuchins.Somescientistshypothesizethatthemonkeysrubtheirbodieswiththemillipedesbecausengsohelpsprotectthemfrommosquitoes.Whichofthefollowing,iftrue,providesthemostsupportforthescientists’Asinglemillipedeoftengetspassedaroundamongseveralcapuchins,allofwhomrubtheirbodieswithThetwochemicalsthatrepelmosquitoesalsorepelseveralothervarietiesof！Thecapuchinsrarelyrubtheirbodieswiththemillipedesexceptduringtherainyseason,whenmosquitopopulationsareattheirpeak.取非，沒(méi)有蚊子就不rub，有了蚊子才rub，加強(qiáng)Althoughthecapuchinseatseveralspeciesofinsects,theydonoteatthetypeofmillipedetheyusetorubtheirThetwoinsect-repellingchemicalsinthesecretionsofthemillipedesarecarcinogenicforhumansbutdonotappeartobecarcinogenicforcapuchins.GWD6-Historian:Newtondevelopedmathematicalconceptsandtechniquesthatarefundamentaltomoderncalculus.Leibnizdevelopedcloselyogousconceptsandtechniques.Ithastraditionallybeenthoughtthatthesediscoverieswereindependent.Researchershave,however,recentlydiscoverednotesofLeibniz’thatdiscussoneofNewton’sbooksonmathematics.SeveralscholarshavearguedthatsincethebookincludesapresentationofNewton’scalculusconceptsandtechniques,andsincethenoteswerewrittenbeforeLeibniz’owndevelopmentofcalculusconceptsandtechniques,itisvirtuallycertainthatthetraditionalviewisfalse.Amorecautiousconclusionthanthisiscalledfor,however.Leibniz’notesarelimitedtoearlysectionsofNewton’sbook,sectionsthatprecedetheonesinwhichNewton’scalculusconceptsandtechniquesareHowever，前反后支，第一個(gè)在since后面，是原因/論據(jù)，原文。后一個(gè)支持，是結(jié)論Inthehistorian’sreasoning,thetwoboldfacedportionsywhichofthefollowingThefirstprovidesevidenceinsupportoftheoverallpositionthatthehistoriandefends;thesecondisevidencethathasbeenusedtosupportanopposingposition.Thefirstprovidesevidenceinsupportoftheoverallpositionthatthehistoriandefends;thesecondisthatThefirstprovidesevidenceinsupportofanintermediateconclusionthatisdrawntoprovidesupportfortheoverallpositionthatthehistoriandefends;thesecondprovidesevidenceagainstthatintermediateconclusion.！Thefirstisevidencethathasbeenusedtosupportaconclusionthatthehistoriancriticizes;thesecondevidenceofferedinsupportofthehistorian’sownThefirstisevidencethathasbeenusedtosupportaconclusionthatthehistoriancriticizes;thesecondisfurtherinformationthatsubstantiatesthatevidence.GWD6-Concernsaboutpublichealthledtotheconstructionbetween1876and1904ofthreeseparatesewersystemstoservemetropolitanBoston.Concernsaboutpublichealthledtotheconstructionbetween1876and1904ofthreeseparatesewersystemstoConcernsaboutpublichealthhaveledtotheconstructionofthreeseparatesewersystemsbetween1876and1904toserve between1876and1904，是一般過(guò)去時(shí)的時(shí)間標(biāo)志Concernsaboutpublichealthhaveledbetween1876and1904totheconstructionofthreeseparatesewersystemsforserving 表目的不用forTherewereconcernsaboutpublichealthleadingtotheconstructionbetween1876and1904ofthreeseparatesewersystemsserving Therewereconcernsleadingbetween1876and1904totheconstructionofthreeseparatesewersystemsforGWD6-InCaliforniatoday,Hispanicsundertheageofeighteenaccountformorethan43percent,comparedwithadecadeago,whenitwasabout35percent.InCaliforniatoday,Hispanicsundertheageofeighteenaccountformorethan43percentcomparedwithadecadeago,whenitwasabout35percent. 代詞指代80%錯(cuò)OftheCaliforniansundertheageofeighteen,todaymorethan43percentofthemareHispanic,comparedwithadecadeago,whenitwasabout35percent.！Today,morethan43percentofCaliforniansundertheageofeighteenareHispanic,comparedwithabout35percentadecadeago.Today,comparedtoadecadeago,CalifornianswhoareHispanicsundertheageofeighteenaccountformorethan43percent,whereasitwasabout35percent.Today,HispanicsundertheageofeighteeninCaliforniaaccountformorethan43percent,unlikeadecadeago,whenitwasabout35percent.GWD6-Oneoftheprimarydistinctionsbetweenourinligencewiththatofotherprimatesmaylaynotsomuchinanyspecificskillbutinourabilitytoextendknowledgegainedinonecontexttonewanddifferentones.Notsomuch…as，否定句中as…as變成so…as。用法正確無(wú)誤，這題原因是沒(méi)有看清betweenourinligencewiththatofotherprimatesmaylaynotsomuchinanyspecificskillbetweenour ligencewiththatofotherprimatesmaylienotsomuchinanyspecificskillbut!betweenourinligenceandthatofotherprimatesmaylienotsomuchinanyspecificskillourinligencehasfromthatofotherprimatesmaylienotinanyspecificskill 沒(méi)有so就沒(méi)有ofour ligencetothatofotherprimatesmaylaynotinanyspecificskillbut邏輯意思GWD6-Fiveyearsago,aspartofantoencouragecitizensofLevaskatoincreasetheamountofmoneytheyputintosavings, ernmentintroducedspecialsavingsaccountsinwhichupto$3,000ayearcanbesavedwithnotaxdueontheinterestunlessmoneyiswithdrawnbeforetheaccountholderreachestheageofsixty-five.Millionsofdollarshaveaccumulatedinthespecialaccounts,sothe ernment’snisobviouslyworking.Whichofthefollowing,iftruemostseriouslyweakenstheargument?削目的是increasetheamountofmoneytheyputintosavings，實(shí)際上沒(méi)有increase，很多人換了一個(gè)賬號(hào)存而已AsubstantialnumberofLevaskanshavewithdrawnatleastsomeofthemoneytheyhadinvestedinthespecialWorkersinLevaskawhoalreadysavemoneyinlong-termtax-accountsthatareofferedthroughtheirworkcecannottakeadvantageofthespecialsavingsaccountsintroducedbythe Therateatwhichinterestearnedonmoneydepositedinregularsavingsaccountsistaxeddependsonthe bracketoftheaccountholder.！ManyLevaskanswhoalreadyhadlong-termsavingshavesteadilybeentransferringthosesavingsintothespecialManyoftheeconomistswhonowclaimthat ernment’snhasbeensuccessfulcriticizeditwhenitGWD6-AnoverwhelmingproportionofthemostproductiveemployeesatSaleCo’sregionalofficesworknoteighthoursaday,fivedaysaweek,asdootherSaleCoemployees,butrathertenhoursaday,fourdaysaweek,withFridayoff.Notingthisphenomenon,SaleCo’snstoincreaseoverallproductivitybykeetheofficesclosedonFridaysandhavingallemployeesworkthesameschedule—tenhoursaday,fourdaysaweek.Whichofthefollowing,iftrue,providesthemostreasontodoubtthatthe’sn,ifimplemented,willachieveitsstatedpurpose?n看到了高效率，所以要推廣。但是如果推廣會(huì)使得高效率那就削弱Typically,aSaleCoemployee’sleastproductivehoursintheworkcearetheearlyafternoonNoneoftheemployeeswhoworkfourdaysaweekhadvolunteeredtoworkthatschedule,butallwereassignedtoitbytheirsupervisors.！Workingtenhoursadayhasallowedthemostproductiveemployeestoworktwohoursaloneeachdayintheirrespectiveofficesrelativelyundisturbedbyfellowemployees.EmployeesatSaleCoarecompensatednotonthebasisofhowmanyhoursaweektheyworkbutonthebasisofhowproductivetheyareduringthehourstheyareatwork.ThoseSaleCoemployeeswhohaveafour-dayworkweekdonottakeanyoftheirofficeworktodoathomeonGWD6-CharlesLindbergh,forhisattemptatasolotransatlanticflight,wasveryreluctanttohaveanyextraweightonhisne,hethereforerefusedtocarryevenapoundofmail,despitebeingoffered$1,000todoso.CharlesLindbergh,forhisattemptatasolotransatlanticflightwasveryreluctanttohaveanyextraweightonhisne,hetherefore WhenCharlesLindberghwasattemptinghissolotransatlanticflight,beingveryreluctanttohaveanyextraweightonhisne,heSincehewasveryreluctanttocarryanyextraweightonhisnewhenhewasattemptinghissolotransatlanticflight,soCharlesLindbergh sinceA，B加上so重復(fù)多余BeingveryreluctanttocarryanyextraweightonhisnewhenheattemptedhissolotransatlanticflightwasthereasonthatCharlesLindbergh！Veryreluctanttohaveanyextraweightonhisnewhenheattemptedhissolotransatlanticflight,Charles veryreluctant的邏輯主語(yǔ)為CL，正確GWD6-Q23toDiamondsarealmostimpossibletodetectdirectlybecausetheyaresorare:veryrichkimberlitepipes,theroutesthroughwhichdiamondsrise,maycontainonlythreecaratsofdiamondspertonofkimberlite.KimberlitebeginsasmagmainEarth’smantle(thelayerbetweenthecrustandthecore).Asthemagmasmashesthroughlayersofrock,itripsoutdebris,creatingamixofliquidandsolidmaterial.Someofthesolidmaterialitbringsupmaycomefromaso-calleddiamond-stabilityfield,whereconditionsofpressureandtemperatureareconducivetotheformationofdiamonds.Ifdiamondsaretosurvive,though,theymustshoottowardEarth’ssurfacequickly.Otherwise,theyreverttographiteorburn.Explorersseekingdiamondslookforspecksof“indicatorminerals”peculiartothemantlebutcarriedupingreatertiesthandiamondsanderodedoutofkimberlitepipesintothesurroundingland.Thestandardonesaregarnets,chromites,andilmenites.Onecanspendyearssearchingforindicatorsandtracingthembacktothepipesthataretheirsource;however,90percentofkimberlitepipesfoundthiswayarebarrenofdiamonds,andtherestareusuallytoosparsetomine.Inthe1970’stheprocessoflocatingprofitablepipeswasrefinedbyfocusingonthesubtledifferencesbetweenthechemicalsignaturesofindicatormineralsfoundindiamond-richpipesasopposedtothosefoundinbarrenpipes.Forexample,G10garnets,atypeofgarnettypicallyfoundindiamond-richpipes,arelowerincalciumandhigherinchromethangarnetsfrombarrenpipes.GeochemistsJohnGurneyshowedthatgarnetswiththiscompositionwereformedonlyinthediamond-stabilityfield;morecommonlyfoundversionscamefromelsewhereinthemantle.Gurneyalsofoundthatthoughilmenitesdidnotforminthediamond-stabilityfield,therewasalinkusefulforprospectors:whentheironinilmenitewashighlyoxidized,itssourcepiperarelycontainedanydiamonds.Hereasonedthatirontookonmoreorlessoxygeninresponsetoconditionsinthekimberliticmagmaitself—mainlyinresponsetoheatandtheavailableoxygen.Whenironbecamehighlyoxidized,sodiddiamonds;thatis,theyvaporizedintocarbon---------------------------------------------------------------------

GWD6-TheprimarypurposeofthepassageisdiscussanobjectiontoGurney’stheoriesaboutusesofindicatorexploretheformationofdiamondsandthereasonsfortheirscarcity yzetheimportanceofkimberlitepipesintheformationofdiamondsdefinethecharacteristicsofindicatormineralsunderdifferingconditions！exinamethodofdeterminingwhetherkimberlitepipesarelikelytocontaindiamondsEachofthefollowingismentionedinthepassageasadifferencebetweenG10garnetandotherversionsofgarnetEXCEPTlevelofoxidation講的是commonnessofoccurrencecommonlyfoundversionscamefromelsewhereinthemantlechemicalsignaturelowerincalciumandhigherinceofformationformedonlyinthediamond-stabilityfield!appearanceinconjunctionwithdiamondsdiamond-richpipesThepassagesuggeststhatthepresenceofG10garnetinakimberlitepipeindicatesthatthepipeinwhichthegarnetisfoundhasa90%chanceofcontainingdiamondsthelevelsofcalciumandchromeinthepipeareconducivetodiamondformation！thepipepassedthroughadiamond-stabilityfieldandthusmaycontaindiamondsanydiamondsthepipecontainswouldnothavecomefromthediamond-stabilityfieldthepipe’stemperaturewassohighthatitoxidizedanydiamondsthepipemighthaveGWD6-Accordingtothepassage,Gurneyrefinedtheuseofilmenitesinprospectingfordiamondsinwhichofthefollowingways?

HefoundthatilmenitesarebroughtupfromthemantlebykimberlitepipesanderodeoutintothesurroundinglandingreatertiesthanHefoundthatsinceilmenitesdonotforminthediamond-stabilityfield,theirpresenceindicatestheabsenceofdiamonds.！Heshowedthathighlyoxidizedironcontentinilmenitesindicatesalowsurvivalratefordiamonds.Hefoundthatwhentheironinilmenitesishighlyoxidized,conditionsinthemagmawereprobablyconducivetotheformationofdiamonds.Heshowedthatilmenitestakeonmoreorlessoxygeninthekimberlitepipedependingontheconcentrationofdiamonds.GWD6-Theresultsoftworecentunrelatedstudiessupporttheideathatdolphinsmaysharecertaincognitiveabilitieswithhumansandgreatapes;thestudiesindicatedolphinsascapableofrecognizingthemselvesinmirrors—anabilitythatisoftenconsideredasignofself-awareness—andtograspspontaneouslythemoodorintentionofhumans.dolphinsascapableofrecognizingthemselvesinmirrors—anabilitythatisoftenconsideredasignofself-awareness—andtograspspontaneouslydolphins’abilitytorecognizethemselvesinmirrors—anabilitythatisoftenconsideredasasignofself-awareness—andofspontaneouslygrasdolphinstobecapableofrecognizingthemselvesinmirrors—anabilitythatisoftenconsideredasignofself-awareness—andtograspspontaneously 賓語(yǔ)從句that不能省略thatdolphinshavetheabilityofrecognizingthemselvesinmirrors—anabilitythatisoftenconsideredasasignofself-awareness—andspontaneouslygras considerAB！thatdolphinsarecapableofrecognizingthemselvesinmirrors—anabilitythatisoftenconsideredasignofself-awareness—andofspontaneouslygrasCan/could＞beableto＞abilitytodo＞capabilityofv＞adj＞抽象n＞v- ability是抽象n，capable是GWD6-WhichofthefollowingmostlogicallycompletestheargumentAccordingtopromotionalmaterialpublishedbythecityofSpringfield,moretouristsstayinhosinSpringfieldthanstayintheneighboringcityofHarristown.AbrochurefromthelargesthoinHarristownclaimsthatmoretouristsstayinthat thanstayintheRoyalArmsHoinSpringfield.Ifbothofthesesourcesareaccurate,however,thecounty’s“ReportonTourism”mustbeinerrorinindicatingthat moretouristsstayinhosinSpringfieldthanstayinHarristown---moretouristsstayinthathothanRoyalArmsHoinSpringfield---Hho＞S（RAH）說(shuō)明S的其他ho的總和加上RAH＞Hho ﹦＞有otherhosbesidesRAHmoretouristsstayinhomodationsinHarristownthanstayintheRoyalArms！theRoyalArms istheonlyhointhereareseveralhosinHarristownthatarelargerthantheRoyalArmssomeofthetouristswhohavestayedinhosinHarristownhavealsostayedintheRoyalArmssomehosinHarristownhavefewertouristguestseachyearthantheRoyalArmsHoGWD6-Authoritativeparentsaremorelikelythanpermissiveparentstohavechildrenwhoasadolescentsareself-confident,highinself-esteem,andresponsiblyindependent.！Authoritativeparentsaremorelikelythanpermissiveparentstohavechildrenwhoasadolescentsareself-confident,highinself-esteem,andresponsiblyindependent.Authoritativeparentswhoaremorelikelythanpermissiveparentstohav