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Adaptation of Living Things Certain animals and plants develop cha...
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ThedoctorsaidthatIhadtoeliminatealcohol.
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Ifallthetopicsareinterestingyouareadvisedtochoosetheonethathasnecessaryinformationandiseasytogetthebasicresourcesyouwillneedinthelibrary.
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Theretiredcouplelivedalifeofease.
Paragraph3_________.
Shewasoneoftheleadingwritersofherday.
ThenumberofUnitedStatescitizenswhoareeligibletovotecontinuestoincrease.
Anexcitingandoriginaltopicmustbeanytwointerestscombined.
Besidesbuyingandproducingservicesgovernmentsalso_________.
Thegovernmentmayreducetaxesinarecessioninorderto_________.
Paragraph5_________.
Yourreasonsforrefusingtohelparequitevague.
{{*HTML*}} ?????????? ??????{{B}}Broken:DreamsofRural Peace{{/B}}??ItwasduskinTubneydeepinruralOxfordshire.The birdsweresingingattheendofanotherperfectday.Thewomanlivingatthe edgeoftheforestcouldstanditnolonger.Shephonedthelocalnoise pollutionofficer.??It’srooks秃鼻乌鸦shesaid.Ican’tbear thatawfulcawing呱呱地叫noise.Canyoudosomethingaboutit?? ?Thecallwasnosurprisetoofficialsatthevaleofwhitehorsedistrict council.{{U}}?1?{{/U}}.Thecountrysideaseverycountry-dweller knowscanbeahellishly可怕地noisyplace.??LastweekDavid SteadawestYorkshirefarmerappearedincourtinWakefieldaccusedof allowinghiscockstobreaknoiseregulationsbycrowing打鸣atdawnwakinga neighbor.{{U}}?2?{{/U}}SixmothsagoCorkyafour-year-oldcockwas bannedfromcrowingaftercomplaintsintheDevonvillageofStoke.? ?Complaintsaboutnoisereasonableornot—areatrecordlevelsincountry areas.Environmentalhealthofficerssaythisispartlybecauseofanincrease innoisyactivity.Howeverasignificantnumberofcomplaintscomefrom newcomerstothecountryside.??Therearemanyofficersofrural noise.{{U}}?3?{{/U}}.Mechanizedgraindryersusuallyswitchedonfor threeweeksinSeptembercanproduceamaddeninglow-frequencyhum.Mike Robertschiefenvironmentalhealthofficeratvaleofwhitehorsesaidnoise oftensoundedworseinthecountrysidethanincities.Withlessbackground soundunwelcomenoisescanseemlouderandtravelfaster.??The oddestcomplaintshoweveraretheonescouncilofficialscandonothingabout. Valeofwhitehorseofficialshavebeenaskedtosilencenotonlynestingrooks. Pigeonsandpheasants雏鸡havealsocausedconcern.InKentcouncilofficials havebeenaskedtosilencebabylambs.{{U}}?4?{{/U}}.Anotherinsisted hecouldhearanalienspaceshiplandingoverthegardenfence.? ?Wegetregularcomplaints.Theyusuallycomefromretiredpeoplewhohave justmovedintothecountry.Wesendthemapoliteletter.??And theladywhocomplainedabouttherooks?Shewaspolitelytoldshewouldhaveto putupwithit.{{U}}?5?{{/U}}.saidMr.Roberts.Intheendshe acceptedtherewasnothingmuchshecoulddo—exceptmoveout.Itisnot recordedwhowontheladyortherooks.??A.Mr.Steadsaidthey wereonlydoingwhatcomesnaturally.??B.Weaskedherwhatwe weresupposedtodoshootthebirdsorchopthetressdown??? C.Theyhaveheardeverykindofcomplaint.??D.Onemanrangto sayhewaskeptawakebythesplashingofafountaininthegardennext door.??E.Thecouncilwillaskthefarmertomoveit.? ?F.Farmmachineryisacommoncause.
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Thepassageismostlikelywrittenforresearchers.
Whatweretheeffectsofthedecisionshemade?
{{*HTML*}} ?????????? ??????{{B}}Broken:DreamsofRural Peace{{/B}}??ItwasduskinTubneydeepinruralOxfordshire.The birdsweresingingattheendofanotherperfectday.Thewomanlivingatthe edgeoftheforestcouldstanditnolonger.Shephonedthelocalnoise pollutionofficer.??It’srooks秃鼻乌鸦shesaid.Ican’tbear thatawfulcawing呱呱地叫noise.Canyoudosomethingaboutit?? ?Thecallwasnosurprisetoofficialsatthevaleofwhitehorsedistrict council.{{U}}?1?{{/U}}.Thecountrysideaseverycountry-dweller knowscanbeahellishly可怕地noisyplace.??LastweekDavid SteadawestYorkshirefarmerappearedincourtinWakefieldaccusedof allowinghiscockstobreaknoiseregulationsbycrowing打鸣atdawnwakinga neighbor.{{U}}?2?{{/U}}SixmothsagoCorkyafour-year-oldcockwas bannedfromcrowingaftercomplaintsintheDevonvillageofStoke.? ?Complaintsaboutnoisereasonableornot—areatrecordlevelsincountry areas.Environmentalhealthofficerssaythisispartlybecauseofanincrease innoisyactivity.Howeverasignificantnumberofcomplaintscomefrom newcomerstothecountryside.??Therearemanyofficersofrural noise.{{U}}?3?{{/U}}.Mechanizedgraindryersusuallyswitchedonfor threeweeksinSeptembercanproduceamaddeninglow-frequencyhum.Mike Robertschiefenvironmentalhealthofficeratvaleofwhitehorsesaidnoise oftensoundedworseinthecountrysidethanincities.Withlessbackground soundunwelcomenoisescanseemlouderandtravelfaster.??The oddestcomplaintshoweveraretheonescouncilofficialscandonothingabout. Valeofwhitehorseofficialshavebeenaskedtosilencenotonlynestingrooks. Pigeonsandpheasants雏鸡havealsocausedconcern.InKentcouncilofficials havebeenaskedtosilencebabylambs.{{U}}?4?{{/U}}.Anotherinsisted hecouldhearanalienspaceshiplandingoverthegardenfence.? ?Wegetregularcomplaints.Theyusuallycomefromretiredpeoplewhohave justmovedintothecountry.Wesendthemapoliteletter.??And theladywhocomplainedabouttherooks?Shewaspolitelytoldshewouldhaveto putupwithit.{{U}}?5?{{/U}}.saidMr.Roberts.Intheendshe acceptedtherewasnothingmuchshecoulddo—exceptmoveout.Itisnot recordedwhowontheladyortherooks.??A.Mr.Steadsaidthey wereonlydoingwhatcomesnaturally.??B.Weaskedherwhatwe weresupposedtodoshootthebirdsorchopthetressdown??? C.Theyhaveheardeverykindofcomplaint.??D.Onemanrangto sayhewaskeptawakebythesplashingofafountaininthegardennext door.??E.Thecouncilwillaskthefarmertomoveit.? ?F.Farmmachineryisacommoncause.
Accordingtothepassagewhichofthefollowingismostimportantinsavingdecliningspecies?
WhichofthefollowingisNOTamongthetypicalwaysofgreetingsinthepast?
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Whichofthefollowingstatementsdoestheauthorseemmostlikelytoagreewith?
InthesentenceWhatisitsmotivebehindit?Paragraph5itrefersto
Whichofthefollowingstatementsistrueaccordingtothepassage?
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Theenvironmentalistsadvocatedbetterprotectionoftheearth.
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Inthelastsentenceofthesecondparagraphthewordislandsrefersto
{{*HTML*}} ??????? ???????{{B}}DarkForcesDominate Universe{{/B}}??TheEarthmoonsunandallvisiblestarsinthe skymakeuplessthanonepercentoftheuniverse.Almostalltherestisdark matteranddarkenergyunknown{{U}}?1?{{/U}}thatpuzzle astronomers.??Observationsinrecentyearshavechangedthebasic understandingofhowtheuniverseevolvedandhaveemphasizedforastronomers howlittleisknown{{U}}?2?{{/U}}themajorforcesandsubstancesthat shapedourworld:??Astronomersnowknowthatluminous matter-starsplanetsandhotgas—{{U}}?3?{{/U}}onlyabout0.4per centoftheuniverse.Non.luminouscomponentssuchasblackholesand intergalacticgasmakeup3.6percent.Therestiseitherdarkmatterabout 23percentordarkenergyabout73percent.??Darkmatter sometimescalledcolddarkmatterhasbeenknownforsome{{U}}?4 ?{{/U}}.Onlyrecentlyhaveresearcherscometounderstandthepivotalrole it{{U}}?5?{{/U}}intheformationofstarsplanetsandeven people.??Weoweourveryexistencetodarkmattersaid physicistPaulSteinhardtandaco-authorofareviewondarkmatterwhich appearednotlong{{U}}?6?{{/U}}inthejournalScience.? ?SteinhardtsaiditisbelievedthatfollowingtheBigBangthe theoretical{{U}}?7?{{/U}}oftheuniversedarkmattercausedparticles toclumptogether.Thatsetupthegravitationprocessesthatledtothe formationofstarsandgalaxies.Thosestarsinturncreatedthebasic chemicalssuchascarbonandironthatwere{{U}}?8?{{/U}}tothe evolutionoflife.??Darkmatterdominatedtheformationof structureintheearlyuniverse.Steinhardtsaid.Forthefirstfewbillion yearsdarkmattercontained{{U}}?9?{{/U}}ofthemassoftheuniverse. YoucanthinkofordinarymatterasafrothofanOceanofdarkmatter.Thedark matterclumpsandtheordinarymatterfallsintoit.Thatledtothe{{U}} ?10?{{/U}}ofthestarsandgalaxies.??Withoutdark matterthere{{U}}?11?{{/U}}bevirtuallynostructuresinthe universe.??Thenatureofdarkmatteris{{U}}?12 ?{{/U}}.Itcannotbeseenordetected{{U}}?13?{{/U}}Astronomers knowitistherebecauseofitseffectoncelestialobjectsthancanbeseenand measured.??Butthemostdominatingforceof{{U}}?14 ?{{/U}}intheuniverseiscalleddarkenergy.Arecentlyprovenpowerthat astronomerssayiscausingthegalaxiesintheuniversetoseparateatafaster andfasterspeed.??Onescientistsaiditisclearnow{{U}} ?15?{{/U}}darkmatteranddarkenergyengagedinagravitationaltug ofwarthateventuallydarkenergywon.??intergalacticadj. 银河间的??????gravitationn. 地心吸力万有引力??pivotaladj.关键的举足轻重的???? frothn.泡沫??celestialadj.天体的??clumpv. 凝聚成块
Fieldsneighboringthenuclearplantarehigherthanregularlevelsofradioactivity.
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