【单选题】Although （） instant critical acclaim in 1952, he never completed a second novel, publishing many short works instead.
A. Invisible Man was the first novel by Ralph Ellison received
B. first received by Ralph Ellison, the novel Invisible Man was
C. Ralph Ellison’s first novel, Invisible Man, received
D. Ralph Ellison’s first novel, Invisible Man, was received
A. Invisible Man was the first novel by Ralph Ellison received
B. first received by Ralph Ellison, the novel Invisible Man was
C. Ralph Ellison’s first novel, Invisible Man, received
D. Ralph Ellison’s first novel, Invisible Man, was received
【单选题】 BusEs wErE DEvElopED At thE BEginning oF thE twEntiEth CEntury to CompEtE with strEEtCArs By proviDing FlExiBility grEAtEr in routEs.
【分析解答题】oil shAlEs, (whiCh mAy) Furnish A (signiFiCAntly) FrACtion oF thE worlD’s FuturE EnErgy, vAry in riChnEss, (yiElDing) From Four to FiFty pErCEnt oil (By wEight).
【单选题】 The sounds used in human languages to create meaning consist of small variation in air pressure can be sensed by the ear.
【单选题】 The author mentions all of the following as examples of complex behavior patterns evolved by birds EXCEPT
A．( migrating
B．( nesting
C．(singing
D．( running
A．( migrating
B．( nesting
C．(singing
D．( running
【单选题】 According to the passage, 30 percent of the Sun's incoming energy
A．( is stored in clouds in the lower latitudes
B．( is transported by ocean currents
C．( never leaves the upper atmosphere
D．( gets stored as latent heat
A．( is stored in clouds in the lower latitudes
B．( is transported by ocean currents
C．( never leaves the upper atmosphere
D．( gets stored as latent heat
【单选题】By 1872 thE unitED stAtEs hAD 70 EnginEEring CollEgEs, ______Astonishing ExpAnsion CrEDitED lArgEly to thE morrillACt oF 1862.
A、BECAusE
B、An
C、to whiCh
D、wAs
A、BECAusE
B、An
C、to whiCh
D、wAs
【单选题】rEADing 3 "groupDECision mAking"
ADvAntAgEs oF groupDECision mAking
→CommittEEs, tAsk ForCEs, AnD AD hoC groups ArE FrEquEntly AssignED to iDEntiFy AnD rECommEnD DECision AltErnAtivEs or, in somE CAsEs, to ACtuAlly mAkE importAnt DECisions. in EssEnCE, A group is A tool thAt CAn FoCus thE ExpEriEnCE AnD ExpErtisE oF sEvErAl pEoplE on A pArtiCulAr proBlEm or situAtion. thus, A group oFFErs thE ADvAntAgE oF grEAtEr totAl knowlEDgE. groups ACCumulAtE morE inFormAtion, knowlEDgE, AnD FACts thAn inDiviDuAls AnD oFtEn ConsiDEr morE AltErnAtivEs.EACh pErson in thE group is ABlE to DrAw on his or hEr uniquE EDuCAtion, ExpEriEnCE, insights, AnD othEr rEsourCEs AnD ContriButE thosE to thE group. thE vAriED BACkgrounDs, trAining lEvEls, AnD ExpErtisE oF group mEmBErs Also hElp ovErComE tunnEl vision By EnABling thE group to viEw thE proBlEm in morE thAn onE wAy.
→ pArtiCipAtion in group DECision mAking usuAlly lEADs to highEr mEmBEr sAtisFACtion. pEoplE tEnD to ACCEpt A DECision morE rEADily AnD to BE BEttEr sAtisFiED with it whEn thEy hAvE pArtiCipAtED in mAking thAt DECision. in ADDition, pEoplE will BEttEr unDErstAnD AnD BE morE CommittED to A DECision in whiCh thEy hAvE hAD A sAy thAn to A DECision mADE For thEm.As A rEsult, suCh A DECision is morE likEly to BE implEmEntED suCCEssFully.
DisADvAntAgEs oF groupDECision mAking
→ whilE groups hAvE mAny potEntiAl BEnEFits, wE All know thAt thEy CAn Also BE FrustrAting.
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onE oBvious DisADvAntAgE oF group DECision mAking is thE timErEquirED to mAkE A DECision.
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thE timE nEEDED For group DisCussion AnD thE AssoCiAtED Compromising AnD sElECting oF A DECision AltErnAtivE CAn BE ConsiDErABlE.
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timE Costs monEy, so A wAstE oF timE BEComEs A DisADvAntAgE iF A DECision mADE By A group CoulD hAvE BEEn mADE just As EFFECtivEly By An inDiviDuAl working AlonE.
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ConsEquEntly, group DECisions shoulD BE AvoiDED whEn spEED AnD EFFiCiEnCy ArE thE primAry ConsiDErAtions.
A、sEConD DisADvAntAgE is thAt thE group DisCussion mAy BE DominAtED By An inDiviDuAl or suBgroup.EFFECtivEnEss CAn BE rEDuCED iF onE inDiviDuAl, suCh As thE group lEADEr, DominAtEs thE DisCussion By tAlking too muCh or BEing ClosED to othEr points oF viEw. somE group lEADErs try to Control thE group AnD proviDE thE mAjor input. suCh DominAnCE CAn stiFlE othEr group mEmBErs’ willingnEss to pArtiCipAtE AnD CoulD CAusE DECision AltErnAtivEs to BE ignorED or ovErlookED、All group mEmBErs nEED to BE EnCourAgED AnD pErmittED to ContriButE.
→AnothEr DisADvAntAgE oF group DECision mAking is thAt mEmBErs mAy BE lEss ConCErnED with thE group’s goAls thAn with thEir own pErsonAl goAls. thEy mAy BEComE so siDEtrACkED in trying to win An ArgumEnt thAt thEy ForgEt ABout group pErFormAnCE. on thE othEr hAnD, A group mAy try too hArD to CompromisE AnD ConsEquEntly mAy not mAkE optimAl DECisions. somEtimEs this stEms From thE DEsirE to mAintAin FriEnDships AnD AvoiD DisAgrEEmEnts. oFtEn groups ExErt trEmEnDous soCiAl prEssurE on inDiviDuAls to ConForm to EstABlishED or ExpECtED pAttErns ot BEhAvior.EspECiAlly whEn thEy ArE DEAling with importAnt AnD ControvErsiAl issuEs, intErACting groups mAy BE pronE to A phEnomEnon CAllED groupthink.
→ groupthink is An AgrEEmEnt-At-Any-Cost mEntAlity thAt rEsults in inEFFECtivE group DECision mAking. it oCCurs whEn groups ArE highly CohEsivE, hAvE highly DirECtivE lEADErs, ArE insulAtED so thEy hAvE no ClEAr wAys to gEt oBjECtivE inFormAtion, AnD—BECAusE thEy lACk outsiDE inFormAtion—hAvE littlE hopE thAt A BEttEr solution might BE FounD thAn thE onE proposED By thE lEADEr or othEr inFluEntiAl group mEmBErs. thEsE ConDitions Fo
ADvAntAgEs oF groupDECision mAking
→CommittEEs, tAsk ForCEs, AnD AD hoC groups ArE FrEquEntly AssignED to iDEntiFy AnD rECommEnD DECision AltErnAtivEs or, in somE CAsEs, to ACtuAlly mAkE importAnt DECisions. in EssEnCE, A group is A tool thAt CAn FoCus thE ExpEriEnCE AnD ExpErtisE oF sEvErAl pEoplE on A pArtiCulAr proBlEm or situAtion. thus, A group oFFErs thE ADvAntAgE oF grEAtEr totAl knowlEDgE. groups ACCumulAtE morE inFormAtion, knowlEDgE, AnD FACts thAn inDiviDuAls AnD oFtEn ConsiDEr morE AltErnAtivEs.EACh pErson in thE group is ABlE to DrAw on his or hEr uniquE EDuCAtion, ExpEriEnCE, insights, AnD othEr rEsourCEs AnD ContriButE thosE to thE group. thE vAriED BACkgrounDs, trAining lEvEls, AnD ExpErtisE oF group mEmBErs Also hElp ovErComE tunnEl vision By EnABling thE group to viEw thE proBlEm in morE thAn onE wAy.
→ pArtiCipAtion in group DECision mAking usuAlly lEADs to highEr mEmBEr sAtisFACtion. pEoplE tEnD to ACCEpt A DECision morE rEADily AnD to BE BEttEr sAtisFiED with it whEn thEy hAvE pArtiCipAtED in mAking thAt DECision. in ADDition, pEoplE will BEttEr unDErstAnD AnD BE morE CommittED to A DECision in whiCh thEy hAvE hAD A sAy thAn to A DECision mADE For thEm.As A rEsult, suCh A DECision is morE likEly to BE implEmEntED suCCEssFully.
DisADvAntAgEs oF groupDECision mAking
→ whilE groups hAvE mAny potEntiAl BEnEFits, wE All know thAt thEy CAn Also BE FrustrAting.
A、sEConD DisADvAntAgE is thAt thE group DisCussion mAy BE DominAtED By An inDiviDuAl or suBgroup.EFFECtivEnEss CAn BE rEDuCED iF onE inDiviDuAl, suCh As thE group lEADEr, DominAtEs thE DisCussion By tAlking too muCh or BEing ClosED to othEr points oF viEw. somE group lEADErs try to Control thE group AnD proviDE thE mAjor input. suCh DominAnCE CAn stiFlE othEr group mEmBErs’ willingnEss to pArtiCipAtE AnD CoulD CAusE DECision AltErnAtivEs to BE ignorED or ovErlookED、All group mEmBErs nEED to BE EnCourAgED AnD pErmittED to ContriButE.
→AnothEr DisADvAntAgE oF group DECision mAking is thAt mEmBErs mAy BE lEss ConCErnED with thE group’s goAls thAn with thEir own pErsonAl goAls. thEy mAy BEComE so siDEtrACkED in trying to win An ArgumEnt thAt thEy ForgEt ABout group pErFormAnCE. on thE othEr hAnD, A group mAy try too hArD to CompromisE AnD ConsEquEntly mAy not mAkE optimAl DECisions. somEtimEs this stEms From thE DEsirE to mAintAin FriEnDships AnD AvoiD DisAgrEEmEnts. oFtEn groups ExErt trEmEnDous soCiAl prEssurE on inDiviDuAls to ConForm to EstABlishED or ExpECtED pAttErns ot BEhAvior.EspECiAlly whEn thEy ArE DEAling with importAnt AnD ControvErsiAl issuEs, intErACting groups mAy BE pronE to A phEnomEnon CAllED groupthink.
→ groupthink is An AgrEEmEnt-At-Any-Cost mEntAlity thAt rEsults in inEFFECtivE group DECision mAking. it oCCurs whEn groups ArE highly CohEsivE, hAvE highly DirECtivE lEADErs, ArE insulAtED so thEy hAvE no ClEAr wAys to gEt oBjECtivE inFormAtion, AnD—BECAusE thEy lACk outsiDE inFormAtion—hAvE littlE hopE thAt A BEttEr solution might BE FounD thAn thE onE proposED By thE lEADEr or othEr inFluEntiAl group mEmBErs. thEsE ConDitions Fo
【单选题】 Why does the author mention "aragonite" in line 26
A．To explain why fossils are rare
B．To compare aragonite fossils and calcite fossils
C．To argue that certain fossils are more informative than others
D．To illustrate the kinds of inorganic hard parts that can form fossils
A．To explain why fossils are rare
B．To compare aragonite fossils and calcite fossils
C．To argue that certain fossils are more informative than others
D．To illustrate the kinds of inorganic hard parts that can form fossils
【单选题】 The passage mentions which of the following as a problem associated with the importation of tulips into North America
A．They were no longer fashionable by the time they arrived
B．They often failed to survive the journey
C．Orders often took six months or longer to fill
D．Settlers knew little about how to cultivate them
A．They were no longer fashionable by the time they arrived
B．They often failed to survive the journey
C．Orders often took six months or longer to fill
D．Settlers knew little about how to cultivate them
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