陕西专升本考试考试考前冲刺卷6Word文件下载.docx
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陕西专升本考试考试考前冲刺卷6Word文件下载.docx
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一、单项选择题(共25题,每题2分。
每题的备选项中,只有一个最符合题意)
1.Passage2Itseemstoshineunchangingly,pouringoutaconstantlightyearafteryear.Butthesunmaynotbenearlysostableaswesuppose.Itisnowthoughttomovequicklyandirregularlyandchangeinlong-termcycles,growingdimmerandthenbrighterwitheachpassingyear.SomeevenfearthatitsfrequentchangingbehaviorwouldhaveagreatinfluenceontheEarth&
rsquo;
sclimate.Thesourceofthesun&
sinconstancyismagnetism.ProfessorWilliamLivingstonhasdevelopednewtheoriesaboutitsmagneticnature.Wedon&
tyetknowwhatcausessunspots,hesays,butwenowthinkthey&
reareasofhighlevelmagnetismthatcomeupfromthesun&
sinterior.Sostrongistheirmagneticpullthatthehighlyionizedgasnearbyisnotabletotransmitenergyout.AsaresulttheseareassendoutlessheatandlightandthusappearfromEarthtobealmostdarkirregularsurfacepatches.Sunspotactivitygenerallyfluctuatesinsteady,11-yearcycled.Scientistshavelongformedtheopinionthatasthesizeandnumberofsunspotsincreased,theoverallenergysentoutbythesunwoulddecrease.Indeed,recentstudiesconfirmedit,revealingthatduringpeakperiodsofsunspotactivity,theEarthexperiencesasmalldropthatcanbeseenclearlyinreceivedsolarenergy.CouldsuchasmalldropinenergyhaveaneffecthereonearthPerhapssomescientiststhinktheworldtemperaturecouldfallby&
asmuchas0.2duringperiodsofhighsolarmagnetism..,enoughtocausesignificantfluctuationsinweatherpatterns.Whichofthefollowingstatementsissupportedbythepassage()
A.Thesunshinesconstantlyandgivesoutthesameamountofenergyeveryyear.
B.Thecauseofthesun&
#39;
sfluctuationsisitslossofenergywitheachpassingyear.
C.Itissurethattheenergysentoutbythesunwilldropwhenmoresunspotsappear.
D.Fluctuationsinweatherpatternsaretheresultsofthepullofgravity.
2.Passage2Itseemstoshineunchangingly,pouringoutaconstantlightyearafteryear.Butthesunmaynotbenearlysostableaswesuppose.Itisnowthoughttomovequicklyandirregularlyandchangeinlong-termcycles,growingdimmerandthenbrighterwitheachpassingyear.SomeevenfearthatitsfrequentchangingbehaviorwouldhaveagreatinfluenceontheEarth&
asmuchas0.2duringperiodsofhighsolarmagnetism..,enoughtocausesignificantfluctuationsinweatherpatterns.Accordingtothepassage,itisbelievedthatthesun()
A.movesinaquickbutsteadywayyearafteryear
B.sendsoutlessandlessheatandlightwitheachpassingyear
C.radiatesthesameamountoflighteveryyear
D.mighthaveastronginfluenceontheweatherpatterns
3.Passage3Howoftenonehearschildrenwishingtheyweregrownup,andoldpeoplewishingtheywereyoungagain.Eachagehasitspleasuresanditspains,andthehappiestpersonistheonewhoenjoyswhateachagegiveshimwithoutwastinghistimeinuselessregrets.Childhoodisatimewhentherearefewresponsibilitiestomakelifedifficult.Ifachildhasgoodparents,heisfed,lookedafterandloved,whateverhemaydo.Itisimpossiblethathewilleveragaininhislifebegivensomuchwithouthavingtodoanythinginreturn.Inaddition,lifeisalwayspresentingnewthingstothechild-thingsthathavelosttheirinterestforolderpeoplebecausetheyaretoowell-known.Butachildhashispains:
heisnotsofreetodowhathewishestodo;
heiscontinuallybeingtoldnottodothings,orbeingpunishedforwhathehasdonewrong.Whentheyoungmanstartstoearnhisownliving,hecannolongerexpectotherstopayforhisfood,hisclothes,andhisroom,buthastoworkifhewantstolivecomfortably.Ifhespendsmostofhistimeplayingaboutinthewaythatheusedtoasachild,hewillgohungry.Andifhebreaksthelawsofsocietyasheusedtobreakthelawsofhisparents,hemaygotoprison,ffhowever,heworkshard,keepsoutoftroubleandhasgoodhealth,hecanhavethegreathappinessofbuildingupforhimselfhisownpositioninsociety.Theparagraphfollowingthepassagewillmostprobablydiscuss()
A.examplesofsuccessfulyoungmen
B.howtobuildupone&
spositioninsociety
C.joysandpainsofoldpeople
D.whattodowhenonehasproblemsinlife
4.Passage3Howoftenonehearschildrenwishingtheyweregrownup,andoldpeoplewishingtheywereyoungagain.Eachagehasitspleasuresanditspains,andthehappiestpersonistheonewhoenjoyswhateachagegiveshimwithoutwastinghistimeinuselessregrets.Childhoodisatimewhentherearefewresponsibilitiestomakelifedifficult.Ifachildhasgoodparents,heisfed,lookedafterandloved,whateverhemaydo.Itisimpossiblethathewilleveragaininhislifebegivensomuchwithouthavingtodoanythinginreturn.Inaddition,lifeisalwayspresentingnewthingstothechild-thingsthathavelosttheirinterestforolderpeoplebecausetheyaretoowell-known.Butachildhashispains:
heiscontinuallybeingtoldnottodothings,orbeingpunishedforwhathehasdonewrong.Whentheyoungmanstartstoearnhisownliving,hecannolongerexpectotherstopayforhisfood,hisclothes,andhisroom,buthastoworkifhewantstolivecomfortably.Ifhespendsmostofhistimeplayingaboutinthewaythatheusedtoasachild,hewillgohungry.Andifhebreaksthelawsofsocietyasheusedtobreakthelawsofhisparents,hemaygotoprison,ffhowever,heworkshard,keepsoutoftroubleandhasgoodhealth,hecanhavethegreathappinessofbuildingupforhimselfhisownpositioninsociety.Themainideaofthepassageisthat()
A.lifeisnotenjoyablesince,eachagehassomepains
B.youngmencanhavethegreatesthappinessiftheyworkhard
C.childhoodisthemostenjoyabletimeinone&
slife
D.oneisthehappiestifhecanmakegooduseofeachageinhislife
5.Passage3Howoftenonehearschildrenwishingtheyweregrownup,andoldpeoplewishingtheywereyoungagain.Eachagehasitspleasuresanditspains,andthehappiestpersonistheonewhoenjoyswhateachagegiveshimwithoutwastinghistimeinuselessregrets.Childhoodisatimewhentherearefewresponsibilitiestomakelifedifficult.Ifachildhasgoodparents,heisfed,lookedafterandloved,whateverhemaydo.Itisimpossiblethathewilleveragaininhislifebegivensomuchwithouthavingtodoanythinginreturn.Inaddition,lifeisalwayspresentingnewthingstothechild-thingsthathavelosttheirinterestforolderpeoplebecausetheyaretoowell-known.Butachildhashispains:
heiscontinuallybeingtoldnottodothings,orbeingpunishedforwhathehasdonewrong.Whentheyoungmanstartstoearnhisownliving,hecannolongerexpectotherstopayforhisfood,hisclothes,andhisroom,buthastoworkifhewantstolivecomfortably.Ifhespendsmostofhistimeplayingaboutinthewaythatheusedtoasachild,hewillgohungry.Andifhebreaksthelawsofsocietyasheusedtobreakthelawsofhisparents,hemaygotoprison,ffhowever,heworkshard,keepsoutoftroubleandhasgoodhealth,hecanhavethegreathappinessofbuildingupforhimselfhisownpositioninsociety.Afterachildgrowsup,he()
A.willhavelittletimeplaying
B.hastobesuccessfulinfindingajob
C.canstillaskforhelpintimeoftrouble
D.shouldbeabletotakecareofhimself
6.Passage3Howoftenonehearschildrenwishingtheyweregrownup,andoldpeoplewishingtheywereyoungagain.Eachagehasitspleasuresanditspains,andthehappiestpersonistheonewhoenjoyswhateachagegiveshimwithoutwastinghistimeinuselessregrets.Childhoodisatimewhentherearefewresponsibilitiestomakelifedifficult.Ifachildhasgoodparents,heisfed,lookedafterandloved,whateverhemaydo.Itisimpossiblethathewilleveragaininhislifebegivensomuchwithouthavingtodoanythinginreturn.Inaddition,lifeisalwayspresentingnewthingstothechild-thingsthathavelosttheirinterestforolderpeoplebecausetheyaretoowell-known.Butachildhashispains:
heiscontinuallybeingtoldnottodothings,orbeingpunishedforwhathehasdonewrong.Whentheyoungmanstartstoearnhisownliving,hecannolongerexpectotherstopayforhisfood,hisclothes,andhisroom,buthastoworkifhewantstolivecomfortably.Ifhespendsmostofhistimeplayingaboutinthewayt
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