届山西三区八所重点中学高二第二次适应性考试英语有解析.docx
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届山西三区八所重点中学高二第二次适应性考试英语有解析.docx
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届山西三区八所重点中学高二第二次适应性考试英语有解析
绝密★启用前
2017届山西三区八所重点中学高二第二次适应性考试英语
英语科试题
第I卷表达题(120分)
一、阅读理解:
共15题每题2分共30分
[A]
Thespeedoflightisoftencalleda"constant(常量)".Newexperimentsshowthatmaynotbetrue,evenwithinavacuum.Sometimes,lightslowsabit.
Thenewresearchis"veryimpressivework",RobertBoydtoldScienceNews.Anoptical(光学的)physicistattheUniversityofRochesterinNewYork,hedidnotworkonthestudy.Hespeaksofthenewfinding:
"It’sthesortofthingthat’ssoobvious;youwonderwhyyoudidn’tthinkofitfirst."
Lighttravelsasparticlesandaswaves.Photons(光子)arethenamegiventothoseparticlesthatrepresentthesmallestpossibleamountoflight.Attheirfastest,photonstravelnearly300millionmeters(almost1billionfeet)inasinglesecond.That’sfastenoughtogettothemoonandbackinabout2.6seconds.Scientistshadlongknown,though,thattheycouldslowlightphotonsdownbyshiningthemthroughamaterialsuchasglassorwater.
Still,lightmovingthroughavacuumhasusuallybeenassumedtomoveatapeakspeed.Thatwouldseemtomakesense.Afterall,avacuumisaspacewithnothinginittoslowlightdown.Inanewstudy,however,scientistsshowthatevenracingthroughavacuum,lightcanslow.
Sothespeedoflightismoreofauniversalspeedlimitthananabsoluteruleforhowfastphotonstravel,thenewdatasuggest.
MilesPadgettledthenewstudy.Asanopticalphysicist,heworksattheUniversityofGlasgowinScotland.Heandhiscolleaguesshowedthatthekeytoslowinglightistochangetheshapeofalightwave.PadgettdescribedhowtheydidthisinapaperpublishedonlineJanuary22inScience.
Histeamracedapairofphotons.Onetraveledunchangedthroughacablemadefromopticalfibers.Theotherpassedthroughapairofdevicesthatactedlikelenses.Alenschangeslight:
Itcanfocusaspread-outbeamoflightonapoint,forinstance.Thesecondphotonpassedthroughonedevicethatchangedtheshapeofitswaveandanotherthatchangeditbacktoitsoriginalform.
Thefirstphotonwontherace.Thesecondphotoncameinatinybitlater,severalquadrillionths(千万亿分之一)ofasecondlateforeverymeteroftherace.Thedifferencewasn’thuge,butitwasenoughtomeasure.Mosttechnologywouldnotpickupsuchasmallchange,butitcouldbeimportanttoscientistswhostudyshortpulsesoflight.
"I’mnotsurprisedtheeffectexists,"BoydtoldScienceNews."Butit’ssurprisingthattheeffectissolargeandstrong."
1、Whatcanwelearnfromthefirsttwoparagraphs?
A.RobertBoydfirstslowedthespeedoflightdown.
B.Thenewexperimentsarenotconvincing.
C.Thenewfindingisstrikingandamazing.
D.Thespeedoflightisalwaysunchanged.
2、WhatdoesthestudyledbyMilesPadgettmainlysuggest?
A.Lighttravelsfastestthroughavacuum.
B.There’saminimumlimittothespeedoflight.
C.Deviceslikelensesslowdownthespeedoflight.
D.Lightphotonscan’ttravelthroughlenseseasily.
3、Themostimportantfactorinchangingthespeedoflightistotransform_____.
A.theshapeofalightwave
B.thelengthofalightwave
C.thedirectionofaphoton
D.thestructureofaphoton
4、Thepassagemainlytells______.
A.lighttravelsslowestthroughalens
B.lightcanbesloweddowninavacuum
C.whytheshapeofalightwavecanbechanged
D.whatopticalresearchlookslikecurrently
[B]
Tenyearsago,Dalla-Caminaworked16to18hoursadayand"literallylivedonaplane".AseniorexecutiveatIBM,Dalla-Caminagaveupherjobhandlinga$50millionbudgetasheadofmarketingtofigureoutalifestylethatdidn’tmakeherfeellikeshewasdrowning.Forgettheidealof"havingitall".Despiteworkingforacompanythatgaveherflexibilitywithherschedule,thesinglemotherwasbarelysurviving.
Dalla-Caminahadasensethatshewasn’talone.Hernewstudynowprovesit.TheAustraliannativepolled1,000Americanworkingwomenaged18to55andtheresultsarediscouraging.Roughly70%ofwomendon’tbelievetheyhavethesupporttomakethemselveshappyinsideandoutsideofworkand75%don’tbelievetheycan"haveitall".Infact,overhalfofrespondentsdescribedtheirlifeinthepastyearas"hangingonbyathread".What’smoreisthattheresultsarehardlyaffectedbyageorwhetherawomanhadchildrenornot.
"Thefactthatwearehavingdiscussionsaboutleaninginwhenwomenaresayingtheyarebarelysurvivingisastonishing,"Dalla-Caminasays."Therearesomanywomenwhothinkthatiftheykeeptheirheaddownandcontinueworkinghard,someonewillnoticeandopportunitieswillcometothem."
Dalla-Camina’sstudypointstoaseveregapbetweenwhatworkingprofessionalsneedfromtheiremployersandwhatemployersareproviding.ArecentBostonCollegestudydiscoveredthatworkplaceflexibilityisdecreasingandlessthanone-thirdofemployersfelttheygaveoptionsforemployeestohavealternativeworkmodels.Evenifacompanyoffersflexibleworkarrangementstoemployees,70%ofwomenthinkit’snotpossibletobesuccessfulinworkandhome.
Toomanycompaniesarestuckinaface-to-faceemployeemodelasopposedtoanoutcome-basedmodel,saysDalla-Camina.Untilalternativeworkplanslikeworkingpart-timeorworkingfromhomebecomerootedintheDNAofcorporateAmerica—asopposedtobeingviewedasspecialtreatment—nothingwillchange,sheadds.
JodyMiller,CEOoftheconsultingfirmBusinessTalentGroup(BTG),washardlysurprisedbyDalla-Camina’sfindings.Millerseesfirsthandthebenefitsofbuildingacompanythatthinksaboutworkdifferently.AtBTG,halftheemployeesworkfromhome,sothereisnoshameorpunishmentfornotgettinginfacetimewiththeboss;indeed,employeesarerewardedforthequalityoftheirwork,nottheamountoftimespentontasks.Andamajorityoftheemployeesarepart-timersandworkinaproject-basedmodel.Productivityhas"gonethroughtheroof"sinceBTGimproveditsuniqueworkenvironment,accordingtoMiller.But"tellingworkersto‘leanin’isjusttinkeringatthemargins,"saidMiller."Weneedfundamentalstructuralchangesintheworkplacetomakeitmanageableforallworkers."
5.FromthefirstparagraphwecanseeDalla-Camina_______.
A.onceworkedinanairlinecompany
B.earnedasalaryof$50millionatIBM
C.workedflexiblehoursinthecompany
D.hadallshewantedbeforeleavingthecompany
6.Theexpectationsofwomenprofessionalsarehardtomeetinthat_______.
A.thelife-workbalanceisdifficulttoachieve
B.mostemployershaveprejudiceagainstthem
C.theoldworkmodelisrootedinmanycompanies
D.manyemployerscan’tspotthegreatpotentialofthem
7.WhichofthefollowingmaybecontrarytoDalla-Camina’sopinion?
A.Whatemployersdoforwomenisfarfromenough.
B.Mostoftheprofessionalwomenarestrugglingtosurvive.
C.Manywomentryinvaintogettheirdesiredopportunities.
D.Itshouldbeaprivilegeforwomentohavealternativeworkplans.
8.Itcanbeinferredfromthelastparagraphthat_________.
A.employeesatBTGdon’tspendtoomuchtimeontasks
B.BTGonlyallowswomenprofessionalstoworkfromhome
C.itwon’tbelongbeforeemployersfollowBTG’sworkmodel
D.BTGattachesmoreimportancetotheoutcomethantheprocess
[C]
Ladybugcelebrateditstwenty-fifthanniversarythismonth.Fortwenty-fiveyears,themagazinehasbeentryingtoreflecttheworldofyoungchildren—andmakeitalittlebroader—throughstories,poetry,art,andvariousactivities.
Eachissueofthismagazineencourageskidstotakeacloserlookatthepeopleandplacesaroundthem.Ladybuginviteschildrentobringtheirwholeselves—theiracuteearforlanguageandkeeneyeforillustrations(插图),aswellastheirwonderfulsenseofplayandgreatpowerofimagination—whentheysitdownandstarttoputtheirheartintoreading.
ThesignificanceofLadybug’slonghistoryisclearesttome,amanwhoisinchargeoftheeditionofthismagazine,whenItalktoparentsofchildrenwhohavegrownup.Theyoftenrespondwithsurprise:
"Ladybug?
Withthepoems,andthestories,andthecraftstocutout,whatwillyoudonext?
Weusedtoreadthatmagazinewhenthekidswerelittle."Andthenthereisamomentofsilence,asifthefatherissearchingforaparticularpoem,orthemotherisrememberingthefeelofarestlesschild’sheadwhenitfinallysettledagainsthershoulder.Itisagreatpleasuretocontributetoamagazinethatfamilieshaveputintheirmemory.
Someanniversariesareformal,butatLadybug,weapproachedtheSeptemberissueasifithadbeenabirthdayparty.Itisfulloflivelycompany,jokes,music,storiesandpoemsthatcelebratespecialdaysandgrowingup.
Inthisspirit,weofferoneofourfavoritebirthdaystories,"BigBearandSkinnyRabbit",fromanissuethatcameoutafewyearsago.Itispartofaseriesabouttwofriendswhocouldn’tbemoredifferentintemperament(气质),yetmoreperfectforoneanother.
9.Whatdoestheauthorprobablydoaccordingtothepassage?
A.Abusinessman.
B.Aneditor.
C.Aprofessor.
D.Anartist.
10.Whatdoesthethirdparagraphmainlytalkabout?
A.ManychildrenfallasleepwiththestoriesinLadybugbeingread.
B.MorecontentsareexpectedtobecontainedinLadybug.
C.MostparentsworryaboutthedevelopmentofLadybug.
D.ManyparentscanrememberLadybugwithaffection.
11.Whatwillprobablybetalkedaboutfollowingthelastparagraph?
A.Astorypublishedbefore.
B.ThenewissueofLadybug.
C.Acollectionofpoems.
D.AnintroductionofLadybug’sbirthday.
[D]
WhenmybrotherandIwereyoung,mymomwouldtakeusonTransportationDays.
Itgoeslikethis:
Youcan’ttakeanymeansoftransportationmorethanonce.Wewouldst
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