【单选题】 Norman Rockwell was a meticulous artist (who) paintings (portrayed) family incidents and well-defined (characters) with a wealth of supporting (details).
A．who
B．portrayed
C．characters
D．details
A．who
B．portrayed
C．characters
D．details
【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】rEADing 4 "Four stAgEs oF plAnEtAryDEvElopmEnt"
plAnEtAryDEvElopmEnt
→ in our stuDy oF thE plAnEtEArth, wE will FinD A Four-stAgE history oF plAnEtAry DEvElopmEnt. thE moon AnD All thE tErrEstriAl plAnEts hAvE pAssED through thEsE stAgEs, Although DiFFErEnCEs in thE wAy thE plAnEts wErE AltErED By thEsE stAgEs hAvE proDuCED DrAmAtiCAlly DiFFErEnt worlDs. thE moon, For ExAmplE, is muCh likEEArth, But its Evolution hAs BEEn DrAmAtiCAlly AltErED By its smAllEr sizE.As wE ExplorE thE solAr systEm, wE will DisCovEr not EntirEly nEw proCEssEs But rAthEr FAmiliAr EFFECts working in slightly DiFFErEnt wAys.
thE Four stAgEs
thE First stAgE oF plAnEtAry Evolution is DiFFErEntiAtion, thE sEpArAtion oF mAtEriAl ACCorDing to DEnsity.EArth now hAs A DEnsE CorE AnD A lowEr-DEnsity Crust, AnD thAt struCturE must hAvE originAtED vEry EArly.
DiFFErEntiAtion woulD hAvE oCCurrED EAsily iFEArth wErE moltEn whEn it wAs young. two sourCEs oF hEAt CoulD hAvE hEAtEDEArth. First, hEAt oF FormAtion woulD BE CrEAtED By in-FAlling mAtEriAl.A、mEtEoritE hittingEArth At high vEloCity ConvErts most oF its EnErgy oF motion into hEAt, AnD thE in-FAlling oF A lArgE numBEr oF mEtEoritEs CoulD rElEAsE trEmEnDous hEAt. iFEArth FormED rApiDly, this hEAt woulD hAvE ACCumulAtED muCh morE rApiDly thAn it CoulD lEAk AwAy, AnDEArth mAy hAvE BEEn moltEn whEn it FormED、A、sEConD sourCE oF hEAt rEquirEs morE timE to DEvElop. thE DECAy oF rADioACtivE ElEmEnts trAppED in thEEArth rElEAsEs hEAt grADuAlly; But, As soon AsEArth FormED, thAt hEAt woulD hAvE BEgun to ACCumulAtE AnD CoulD hAvE hElpED mEltEArth to FACilitAtE DiFFErEntiAtion. most oFEArth’s rADioACtivE ElEmEnts ArE now ConCEntrAtED in thE Crust, whErE thEy ContinuE to wArm AnD soFtEn thE roCk lAyErs.
EArth FormED By mAtEriAl FAlling togEthEr, But mEtEoritEs CoulD hAvE lEFt no trACE until A Crust soliDiFiED、onCEEArth hAD A hArD surFACE, thE mEtEoritEs CoulD Form CrAtErs. this sEConD stAgE in plAnEtAry Evolution, CrAtEring, wAs violEnt. thE hEAvy BomBArDmEnt wAs intEnsE BECAusE thE solAr nEBulA wAs FillED with roCky AnD iCy DEBris, AnD thE youngEArth wAs BAttErED By mEtEoritEs thAt pulvErizED thE nEwly Forming Crust. thE lArgEst mEtEoritEs BlAstED out CrAtEr BAsins hunDrEDs oF kilomEtErs in DiAmEtEr.As thE solAr nEBulA ClEArED, thE Amount oF DEBris DECrEAsED, AnD thE lEvEl oF CrAtEring FEll to its prEsEnt low lEvEl.Although mEtEoritEs still oCCAsionAlly strikEEArth AnD Dig CrAtErs, CrAtEring is no longEr thE DominAnt inFluEnCE onEArth’s gEology.As wE CompArE othEr worlDs withEArth, wE will DisCovEr trACEs oF this intEnsE pErioD oF CrAtEring, thE hEAvy BomBArDmEnt, on EvEry olD surFACE in thE solAr systEm.
→ thE thirD stAgE, FlooDing, no DouBt BEgAn whilE CrAtEring wAs still intEnsE. thE FrACturing oF thE Crust AnD thE hEAting CAusED By rADioACtivE DECAy AllowED moltEn roCk just BElow thE Crust to wEll up through FissurEs AnD FlooD thE DEEpEr BAsins. wE will DisCuss suCh FlooDED BAsins on othEr worlDs, suCh As thE moon, But All trACEs oF this EArly lAvA FlooDing hAvE BEEn DEstroyED By lAtEr gEologiCAl ACtivity inEArth’s Crust. onEArth, FlooDing ContinuED As thE AtmosphErE CoolED AnD wAtEr FEll As rAin, Filling thE DEEpEst BAsins to proDuCE thE First oCEAns.
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notiCE thAt onEArth FlooDing involvEs Both lAvA AnD wAtEr, A CirCumstAnCE thAt wE will not FinD on most worlDs.
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thE Fourth stAgE, slow surFACE Evolution, hAs ContinuED For thE lAst 3.5 Billion yEArs or morE.
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EArth’s surFACE is ConstAntly ChAnging As sECtions oF Crust sliDE ovEr EACh othEr, push up mountAins, AnD shiFt ContinEnts.
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Almost All trACEs oF thE Firs
plAnEtAryDEvElopmEnt
→ in our stuDy oF thE plAnEtEArth, wE will FinD A Four-stAgE history oF plAnEtAry DEvElopmEnt. thE moon AnD All thE tErrEstriAl plAnEts hAvE pAssED through thEsE stAgEs, Although DiFFErEnCEs in thE wAy thE plAnEts wErE AltErED By thEsE stAgEs hAvE proDuCED DrAmAtiCAlly DiFFErEnt worlDs. thE moon, For ExAmplE, is muCh likEEArth, But its Evolution hAs BEEn DrAmAtiCAlly AltErED By its smAllEr sizE.As wE ExplorE thE solAr systEm, wE will DisCovEr not EntirEly nEw proCEssEs But rAthEr FAmiliAr EFFECts working in slightly DiFFErEnt wAys.
thE Four stAgEs
thE First stAgE oF plAnEtAry Evolution is DiFFErEntiAtion, thE sEpArAtion oF mAtEriAl ACCorDing to DEnsity.EArth now hAs A DEnsE CorE AnD A lowEr-DEnsity Crust, AnD thAt struCturE must hAvE originAtED vEry EArly.
DiFFErEntiAtion woulD hAvE oCCurrED EAsily iFEArth wErE moltEn whEn it wAs young. two sourCEs oF hEAt CoulD hAvE hEAtEDEArth. First, hEAt oF FormAtion woulD BE CrEAtED By in-FAlling mAtEriAl.A、mEtEoritE hittingEArth At high vEloCity ConvErts most oF its EnErgy oF motion into hEAt, AnD thE in-FAlling oF A lArgE numBEr oF mEtEoritEs CoulD rElEAsE trEmEnDous hEAt. iFEArth FormED rApiDly, this hEAt woulD hAvE ACCumulAtED muCh morE rApiDly thAn it CoulD lEAk AwAy, AnDEArth mAy hAvE BEEn moltEn whEn it FormED、A、sEConD sourCE oF hEAt rEquirEs morE timE to DEvElop. thE DECAy oF rADioACtivE ElEmEnts trAppED in thEEArth rElEAsEs hEAt grADuAlly; But, As soon AsEArth FormED, thAt hEAt woulD hAvE BEgun to ACCumulAtE AnD CoulD hAvE hElpED mEltEArth to FACilitAtE DiFFErEntiAtion. most oFEArth’s rADioACtivE ElEmEnts ArE now ConCEntrAtED in thE Crust, whErE thEy ContinuE to wArm AnD soFtEn thE roCk lAyErs.
EArth FormED By mAtEriAl FAlling togEthEr, But mEtEoritEs CoulD hAvE lEFt no trACE until A Crust soliDiFiED、onCEEArth hAD A hArD surFACE, thE mEtEoritEs CoulD Form CrAtErs. this sEConD stAgE in plAnEtAry Evolution, CrAtEring, wAs violEnt. thE hEAvy BomBArDmEnt wAs intEnsE BECAusE thE solAr nEBulA wAs FillED with roCky AnD iCy DEBris, AnD thE youngEArth wAs BAttErED By mEtEoritEs thAt pulvErizED thE nEwly Forming Crust. thE lArgEst mEtEoritEs BlAstED out CrAtEr BAsins hunDrEDs oF kilomEtErs in DiAmEtEr.As thE solAr nEBulA ClEArED, thE Amount oF DEBris DECrEAsED, AnD thE lEvEl oF CrAtEring FEll to its prEsEnt low lEvEl.Although mEtEoritEs still oCCAsionAlly strikEEArth AnD Dig CrAtErs, CrAtEring is no longEr thE DominAnt inFluEnCE onEArth’s gEology.As wE CompArE othEr worlDs withEArth, wE will DisCovEr trACEs oF this intEnsE pErioD oF CrAtEring, thE hEAvy BomBArDmEnt, on EvEry olD surFACE in thE solAr systEm.
→ thE thirD stAgE, FlooDing, no DouBt BEgAn whilE CrAtEring wAs still intEnsE. thE FrACturing oF thE Crust AnD thE hEAting CAusED By rADioACtivE DECAy AllowED moltEn roCk just BElow thE Crust to wEll up through FissurEs AnD FlooD thE DEEpEr BAsins. wE will DisCuss suCh FlooDED BAsins on othEr worlDs, suCh As thE moon, But All trACEs oF this EArly lAvA FlooDing hAvE BEEn DEstroyED By lAtEr gEologiCAl ACtivity inEArth’s Crust. onEArth, FlooDing ContinuED As thE AtmosphErE CoolED AnD wAtEr FEll As rAin, Filling thE DEEpEst BAsins to proDuCE thE First oCEAns.
thE Fourth stAgE, slow surFACE Evolution, hAs ContinuED For thE lAst 3.5 Billion yEArs or morE.
【单选题】 La police a généralement une mauvaise faon de _____l'accusé.
A．interroger
B． demander
C．exiger
D．délier
A．interroger
B． demander
C．exiger
D．délier
【单选题】 Four different (types of) remembering are (ordinarily) (distinguished by) psychologists: recollection, recall, (recognize), and relearning.
A．types of
B．ordinarily
C．distinguished by
D．recognize
A．types of
B．ordinarily
C．distinguished by
D．recognize
【单选题】 The soil in which coffee (is grown) must be rich, (moisture), and absorbent (enough) to accept water readily, but (sufficiently loose) to allow rapid drainage.
A．is grown
B．moisture
C．enough
D．sufficiently loose
A．is grown
B．moisture
C．enough
D．sufficiently loose
【单选题】 The word "they" in line 23 refers to
A．(larger holdings
B．( individuals
C．( 160 acres
D．( trees
A．(larger holdings
B．( individuals
C．( 160 acres
D．( trees
【单选题】 In line 7, the another mentions "cracks in an eggshell" in order to help readers
A．( visualize Europa as scientists saw it in the Voyager 2 images
B．( appreciate the extensive and detailed information available by viewing Europa from far away
C．( understand the relationship of Europa to the solar system
D．( recognize the similarity of Europa to Jupiter's other moons
A．( visualize Europa as scientists saw it in the Voyager 2 images
B．( appreciate the extensive and detailed information available by viewing Europa from far away
C．( understand the relationship of Europa to the solar system
D．( recognize the similarity of Europa to Jupiter's other moons
【单选题】 The water of (the) Atlantic, Pacific, and Indian Oceans (make up)70.8 percent (to) the Earth's (surface).
A．the
B．make up
C．to
D．surface
A．the
B．make up
C．to
D．surface
【单选题】What is the discussion mainly about
A、The characteristics of forces.
B、The name of various forces.
C、The two categories of forces.
D、The diagrams of forces.
A、The characteristics of forces.
B、The name of various forces.
C、The two categories of forces.
D、The diagrams of forces.
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