首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
设x,y∈R,(x+i)x=4+2yi,则=( )
查看本题答案
包含此试题的试卷
高三下学期数学《》真题及答案
点击查看
你可能感兴趣的试题
5.00分设2+i3﹣xi=3+y+5ii为虚数单位其中xy是实数则|x+yi|等于
5
2
2
若r是由n对观测值xiyi计算得到的xy的相关系数=a+bx表示相应的回归方程则下列说法中正确的有
若r=l,则b=1
若r=-1,则b<0
若r≠0,则b≠0
r与b同号
r与a异号
逐点比较法圆弧插补的判别式函数为
F= XiYe+ XeYi
F=Xi 2+Yi 2-R2
F= Xi Yi +XeYe
F= Ye- Y i
设X1X2Xnn>2为来自总体N01的简单随机样本为样本均值记Yi=Xi-i=12n 求ⅠYi的方
两个变量xy其观测值为xiyii=12n则简单相关系数r的表达式不正确的是
选项A
选项B
选项C
选项D
若x-ii=y+2ixy∈R.则复数x+yi=
-2+i
2+i
1-2i
1+2i
设1+ix=1+yixy∈R则|x+yi|=
1
2
已知xy∈R若xi+2=y﹣i则x﹣y=.
已知xy∈Ri为虚数单位.若=1-yi则x+yi=
2+i
1+2i
1-2i
2-i
逐点比较法圆弧插补的判别式函数为
F= Xi- Xe
F= Ye+Yi
F=Xi2+Yi 2-R2
F= Xe- Y i
已知xy∈Ri为虚数单位.若=1-yi则x+yi=
2+i
1+2i
1-2i
2-i
若复数x﹣ii=y+2ixy∈R.则复数x+yi=
﹣2+i
2+i
1﹣2i
1+2i
若x+yi=1+2xixy∈R.则x﹣y等于
0
﹣1
1
2
某地区2002~2013年统计某种产品消费量Y及同期相关产业产值X得出如下数据∑xi2=28.68∑
9.89
-7.55
3.44
-2.77
设xy∈Rij为直角坐标平面内xy轴正方向上的单位向量向量a=xi+y+2jb=xi+y-2j且|a
若ix+yi=3+4ixy∈R.则复数x+yi的模是
2
3
4
5
设1﹣ix=2+yi其中xy是实数则|x+yi|=.
选出下列各项中注音有误的一项
女娲 wā 斡旋 wò 垂涎 yián
噱头 xué 混淆 xiáo 省亲 xǐng
兴奋 xīng辖制 xié 戏谑 xuè
徇私 xùn 闲暇 xiá 檄文 xí
若x-ii=y+2ixy∈R则复数x+yi=________.解析由已知得1+xi=y+2i∴x=2
i是虚数单位设1+ix=1+yi其中xy是实数则|x+yi|=.
热门试题
更多
﹣MomI'llstayintoaccompanymygrandpathisevening. ﹣! A.Withpleasure B.Nevermind C.Suityourself D.Itdepends
﹣Iwillhavetwofinalexamstomorrow. ﹣Metoo.Soyouanysympathyfrommehere. A.aren'tgetting B.didn'tget C.hadn'tgot D.haven'tgot
Cooperationatworkisgenerallyseenasagoodthing.ThelatestsurveybytheFinancialTimesofwhatemployerswantfromMBAgraduatesfoundthattheabilitytoworkwithawidevarietyofpeoplewaswhatmanagerswantedmost.Butmanagersalwayshavetobalancethebenefitsofteamworkwhichhelpensurethateveryoneisworkingtowardsthesamegoalwiththedangersof'groupthink'whencriticsarereluctanttopointoutaplan'sdrawbacksforfearofbeingkeptoutofthegroup.ThedisastrousBayofPigsinvasionofCubain1961wasaclassiccaseofgroupthink.SkepticswerereluctanttochallengeJohnF.KennedythenewlyelectedAmericanpresident.Moderncommunicationmethodsmeanthatcooperationismorefrequent.Workersareconstantlyintouchwitheachotherviaemailmessaginggroupsormobilecalls.Butdoesthatimproveorlowerperformance?AnewstudybythreeAmericanacademicstriedtoanswerthisquestion.Theysetalogicalproblemdesigningtheshortestrouteforatravellingsalesmanvisitingvariouscities.Threegroupswereinvolved:onewheresubjectsactedindependently;anotherwheretheysawthesolutionspostedbyteammembersateverystage;andathirdwheretheywerekeptinformedofeachother'sviewsonlyintermittently.Thesurveyfoundthatmembersoftheindividualistgroupreachedthepremiersolutionmoreoftenthantheconstantcooperatorsbuthadapooreraverageresult.Theintermittentcooperatorsfoundtherightresultasoftenastheindividualistsandgotabetteraveragesolution.Whenitcomestoidealgenerationgivingpeopleabitofspacetoasolutionseemstobeagoodidea.Occasionalcooperationcanbeabighelp:mostpeoplehavebenefitedfromacolleague'sbrainwaveorjustasoftenwiseadvicetoavoidaparticularcourseofaction.FurthercluescomefromabookSupermindsbyThomasMaloneoftheMassachusettsInstituteofTechnology.Hesaysthatthreefactorsdeterminethecollectiveintelligenceofcooperatinggroups:socialintelligencehowgoodpeoplewereatratingtheemotionalstatesofothers;theextenttowhichmemberstookpartequallyinconversationthemoreequalthebetter;andthecooperationofwomeninthegroupthehigherthebetter.Groupsrankedhighlyintheseareascooperatedfarbetterthanothers.Inshortcooperationmaybeausefultoolbutitdoesn'tworkineverysituation.1TheauthorcitestheexampleofTheBayofPigsinvasionofCubainParagraph1to.A.provethatteamplayersareskilledatcommunicationB.showthatteamworkcannotalwaysbebeneficialC.provethatcriticsareunwillingtochallengeanybodyD.showthedangerofgroupthinkisnotveryserious2Theunderlinedphrase'theintermittentcooperators'inParagraph3refersto.A.thosewhodonotcooperatewitheachotherB.thosewhoareseldominformedofother'sviewsC.thosewhocooperatewithothersoccasionallyD.theconstantcooperatorswithapooraverageresult3Whichofthefollowingfactorsmakesateamcooperatebetteraccordingtothefourthparagraph?A.Groupmemberscooperatingallthetime.B.Groupmembersinagoodemotionalstate.C.Equaldistributionofmenandwomen.D.Equalparticipationinthecommunication.4Whichcanbethebesttitleofthepassage?A.WhenTeamworkWorksB.WhatTeamworkIsAboutC.WhyTeamworkOperatesD.AUsefulTool:Cooperation
Itwasnearlyaweektherescueteamlocatedthecrashedplane. A.since B.before C.until D.after
BathingcrabsareraisedintheYangchengLakeforatleastsixmonthswhichiswhatmakesthemauthenticandahighprice. A.estimate B.fetch C.occupy D.predict
Studentsshouldinvolvethemselvesincommunityactivitiestheycangainexperienceforgrowth. A.who B.when C.which D.where
IfshemakesuchasimplewishasnottobeteasedfordisabilitylastChristmasAmywouldstillfeellonelynow. A.haddarednot B.hadn'tdaredto C.darednot D.didn'tdareto
areceptiontocelebratethe68thanniversaryofthefoundingofthePeople'sRepublicofChinavicepremierLiuattachedimportancetomutuallybeneficialcooperationbetweenUSAandChina. A.Addressing B.Addressed C.Beingaddressed D.Toaddress
AsanAmericanlivingin﹣Tianjinforabout10yearsChrissaysthatithasbeenatobeawitnesstoChina'sgreatprogress. A.privilege B.preference C.priority D.principle
TheEuropeanmarkethaslongbeenfavoringagoodmanyAfricanandCaribbeancountriesformercoloniesofBritainorFrance. A.manyofwhom B.manyofthem C.manyofwhich D.andmanyofthem
WithitsGeorgianbrickbuildingsandgrassygreenhillsalmosteverywhereinBathfeelslikealivingpostcard.WithlandmarksfromRomanandmedievaltimesyoumayfeelyou'velandedbackintimebutthesplendidrowhousesandpeoplehustlingaboutonsmart﹣phonesbringsyououtofthatfantasy.Bathsomehowweavestogetherthreadsofsmall﹣townlifewithmetropolitanstyle.Ithasgalleriesmuseumsandtheaters.It'sacollegetownanchoredbytheUniversityofBath.AnditisaUNESCOWorldHeritagesite.EvenonameredaytripfromLondonjust90minutesawaybytrainBathbubblesoverwithcharm.BathAbbeyAnimpressivelandmarkinthecenteroftownBathAbbeyisthethirdplaceofworshiptooccupythissitein1200years.Thefirstchurchbuiltin757wasreplacedbyacathedralsoonaftertheNormanconquestofEnglandin1066.Thatonegavewayinthe15thcenturytotheAbbeythat'stheretoday.Walkinsideandeyetheceilingandstainedglasswindowsshowing56scenesfromChrist'slife.AfloorplatemarksQueenElizabethII's1973visit.Toursofthechurchtowerareavailable.RomanBathsTheRomanBathsdatebacktotheyear70withapoolofnaturalhotspringwatercalledtheGreatBathlocatedbelowstreetlevel.Youcanseethesteamswirlingonthestreetabove.Peopledressedinperiodclothing﹣suchasaRomansoldierorstonemason﹣standinthearchways.Thecomplexincludesseveralundergroundspacesanddisplays.Theself﹣guidedaudiotourthoroughlyexplainshowthecitizensofAquaeSulistheRomannamegiventoBathsocializedworkedandworshipped.Attheendofthetourvisitorscansamplesomeofthatrefreshingwater.JaneAustenCentreNovelistJaneAustenlivedwithfamilyinBathbetween1801and1806.AvidreadersofAusten'sworkknowthatBathwasaprominentsettingintwoofherbooksPersuasionandNorthangerAbbey.TheJaneAustenCentreathree﹣storybuildingonGayStreethasapermanentexhibitandtearoom.TheexhibitofferstwofloorsofclothesanecdotesaboutwhatdailylifewouldhavebeenlikeforAusteninBath.Youcanendyourwanderingwithafternoonteainthethird﹣floorRegencyTeaRoom.RoyalCrescentThishalf﹣moonformationofGeorgiantownhousesisoneofBath'smostfamousarchitecturalmasterpiecesanarc﹣shapedclusterofbuildingssetbehindagreenfield.ThefirsthomeNo.1RoyalCrescentwhereformerParliamentmemberHenrySanfordlivedinthelate1700sisalsoamuseum.Roomsarefurnishedin18thcenturystylewithaglimpseoftheupstairs﹣downstairslifestyleoftheerathinkDowntonAbbeybut150yearsearlier.1AccordingtothearticlethefollowingaspectsofBatharecoveredEXCEPT.A.historyB.architectureC.transportationD.accommodation2WhichofthefollowingstatementisINCORRECTaccordingtothepassage?A.BathAbbeyoccupiedthesiteinthe15thcenturyafterseveralhistoricalchanges.B.TheRomanBathsarefeaturedbyahotspringwaterwhereyoucantouraroundwiththelocalguide.C.TwoofJaneAustin'sbooksweresetinBathwhereshelivedfor5years.D.TheroomsinNo.1RoyalCrescentarefurnishedin18thcenturystyleresemblingthatofDowntonAbbey.
TheinitialthrillofbeinginHainanwhenitraineddayafterdayinthelastsummervacation. A.tookoff B.woreoff C.paidoff D.pulledoff
Who'sReallyAddictingYouToTechnology? NearlyeveryoneIknowisaddictedinsomemeasuretotheInternetwroteTonySchwartzinTheNewYorkTimes.It'sacommoncomplaintthesedays.AsteadystreamofsimilarheadlinesaccusestheNetanditsoffspringappssocialmediasitesandonlinegamesofaddictingustodistraction. There'slittledoubtthatnearlyeveryonewhocomesincontactwiththeNethasdifficultydisconnecting.Thenwho'satfaultforitsoveruse?Tofindsolutionsit'simportanttounderstandwhatwe'redealingwith.Therearefourpartiescooperatingtokeepyouconnected:thetechyourbossyourfriendsandyou. Thetechnologiesthemselvesandtheirmakersaretheeasiestsuspectstoblameforourdistraction.OnlineserviceslikeFacebookGoogletwitterandthelikerelyonadvertisingrevenuesothemorefrequentlyyouusethemthemoremoneytheymake.Nowonderthesecompaniesemployteamsofpeoplefocusedonimprovingtheirservicestobeasattractiveaspossible. Goodastheseservicesaretherearesimplestepswecantaketokeepthemfromcomingtooclose.Howeverlessthan15percentofsmartphoneusersarewillingtoadjusttheirnotificationsettings﹣meaningtheremaining85percentofusdefaultto默认theappmakers'everypresetdevices. WhilecompanieslikeFacebookharvestattentiontogeneraterevenuefromadvertisersothertechnologieshavenosuchagenda.Takeemailforexample.Wecheckemailatallhoursoftheday﹣we'reobsessedbecausethat'swhatthebosswants.Foralmostallwhite﹣collarjobsemailistheprimarytoolofcorporatecommunication.Aslowresponsetoamessagecouldhurtnotonlyyourreputationbutalsoyourlivelihood. Yourfriendsarealsoresponsiblefortheaddiction.Thinkaboutthisfamiliarscene.Peoplegatheredaroundatableenjoyingfoodandeachothers'company.Thenduringanintervalintheconversationsomeonetakesouttheirphonetocheckwhoknowswhat.Barelyanyonenoticesandnoonesaysathing. Therealityistakingone'sphoneoutatthewrongtimeismorethananimpolitebehaviorbecauseunlikeotherminoroffensecheckingtechiscontagious传染.Onceonepersonlooksattheirphoneotherpeopletendtodothesamestartingachainreaction. Hietechnologyyourbossandyourfriendsallinfluencehowoftenyoufindyourselfusingoroverusingthesegadgets.Butthere'sstillsomeonewhodeservescarefulexamination﹣thepersonholdingthephone. Whenpeoplearedoingsomethingdifficultthey'drathernotdothephoneisusedtotransportthemelsewhere.Theycaneasilyescapediscomforttemporarilybyansweringemailorbrowsingthewebundertheexcuseofso﹣calledresearch.Thetruthisthatweareworkingunproductivelyoutofourbadhabits. Personaltechnologyisindeedmoreattractivethaneverwhichdoesn'tmeanweshouldn'tattempttocontrolouruseoftechnologyinsteadweshouldcometotermswiththefactthatit'smorethanthetechnologythat'sresponsibleforourhabits.Ourworkplaceculturesocialnormsandindividualbehaviorsallplayapart.
Thechangesfacingfastfoodcompanies Fastfoodwasoncethoughttoberecessionproof.WhenconsumersneedtocutspendingcheapmealslikeBigMacsandWhoppersbecomeevenmoreattractive.Asaresultfastfoodchainshavesurvivedtherecessionbetterthantheirmoreexpensivecompetitors.In2009salesatfullservicerestaurantsinAmericafellbymorethan6%buttotalsalesremainedaboutthesameatfastfoodchains.InsomemarketssuchasJapanFranceandBritaintotalspendingonfastfoodincreased. Butinthisongoingrecession萧条whichismoreseverenotallfastfoodcompanieshavebeenasfortunate.ManysuchasBurgerKinghaveseensalesfall.Intherecessionwhilesomepeopletradedowntofastfoodmanyotherseatathomemorefrequentlytosavemoney.SmallerfastfoodchainsinAmericasuchasJackintheBoxandCarl'sJr.havebeenhitparticularlyhardinthisdownturnbecausetheycutbackspendingonadvertising. Infaceofsuchchallengessomefastfoodcompanieshavesacrificedtheirownprofitsbytryingtogivecustomersbettervalue.Duringtherecessioncompaniessetpriceslowhopingtotemptmorecustomersthroughthedoor.Butinmanycasesthatstrategydoesn'twork.Somecompaniesarerethinkingtheirstrategies.KFChaslaunchedachickensandwichthatcostsaround﹩5toattractconsumersawayfrom﹩1specials. Companiesarealsotryingtogetcustomerstobuynewandmoreitemsincludingdrinks.McDonald'sstartedsellingbettercoffeeasachallengetoStarbucks.ItsMcCafelinenowaccountsforanestimated6%ofsalesinAmerica.Asfastfoodcompaniesshiftfromsupersizetomorebuystheyneedtokeepcustomertraffichighthroughouttheday.Manyseebreakfastasabigopportunityandnotjustforfattyfood.McDonald'shasstartedsellingporridgeinAmericabecausetheprofitscanbehigh. Butwhataboutthosegrowingwaistlines?Sofarfastfoodfirmshavecleverlyavoidedgovernmentregulation.Byprovidingoptionslikesaladsandlowcaloriesandwichestheyhaveatleastgiventheimpressionofdoingsomethingabouthelpingtofightobesity肥胖.Theseofferingsdon'tnecessarilyleadtoprofitlossastheycanbroadentheappealofstorestogroupsofdinersthatincludesomepeoplewhodon'twanttoeataburger. Butcallsfortoughergovernmentregulationneverweardown.ThisyearCongresspassedAmerica'shealthreformbillwhichrequiresrestaurantchainswith20ormorestorestoputthecaloriecontentofitemstheyservetothemenu.AndtherecentproposalbyacountyinCaliforniatobanMcDonald'sfromincludingtoysinitshighcalorieHappyMealsbecauselawmakersbelieveitattractschildrentounhealthyfoodsuggeststhatfastfoodcompanieswillhavetocontinuetryingsomethingnew. Thechangesfacingfastfoodcompanies
WheneverIfeellonelyorupsetIalwaysdosomereadingwhichmewell. A.serves B.suits C.favors D.motivates
Sometimesweallgetthefeelingthatwearen'tmakingtheprogresswewanttoinlife.Perhapswedon'thavethecareerwewanttherelationshipwewantorthebodywewant.|Thisisasomewhatuniversalexperiencebutsomeofusfeelitmorestronglythanothers.Andwhenithasbeengoingonlongenoughwestarttolookforhelpfromoutsidesources.Thisiswherethelifecoachcomesinassomeonewhopromisestohelpussortourlivesoutandmakepositiveprogresstowardourgoals. Theeasiestwaytothinkofalifecoachisasapersonaltrainerforyourentirelife.Whileapersonaltrainermightwriteyouaprogramtohelpyougetinshapeandthenencourageyoutocarryoutthatprogramalifecoachwillgiveyouaprogramthatcanhelpyouinmultipleareasofyourlifeandthengiveyouthesamemotivationandencouragement.Ideallythisshouldmeandevelopinginyouthekindoftraitsandknowledgethatwilleventuallyallowyoutooutgrowyourneedforthem. Intheorythere'snothingwrongwiththeconceptoflifecoaching.Theissueinsteadcomesfromthefactthatthereisnoregulationinthismulti﹣milliondollarindustry.Ifyouareinterestedinbecomingalifecoachthenyoucanquiteeasilyapplyonlineandcompleteacourseforaround$3000.Onecoursepromisesthatyoucanbecomeaqualifiedcoachinjustsixdays!Thisshouldberingingalarmbellsforanyonethinkingofhiringalifecoach.Thisissomeonewhoclaimstohavetheknowledgetohelpyouineveryaspectofyourlife.Howeverisitreallytrue?Ithinkit'sstillquestionable.Ofcoursethisdoesn'tmeanthatthereisnogoodlifecoach.Allitmeansisthattherearemaybadonesoutthereandthatit'sverydifficulttotellthemapartfromtheonesthatoffergenuinevalue. Thereforeit'simportanttorememberthatthebestlifecoachintheworldcanonlydosomuch.Behonestwithyourselfandaskyourselfwhetheryoureallyneedtoshifttheresponsibilityontosomeoneelse.Andyoushouldcertainlythinktwicebeforespendinglargeamountsofmoneyhiringalifecoachespeciallyifyou'recurrentlyunhappywithyourfinancialsituation!Additionallyyou'resupposedtoconsiderthefactthattherearemanyprofessionalswithfarmorequalificationsrelatingtovariousdifferentaspectsofyourlife.Youcanhireapersonaltrainertohelpyouwithfinancesandapersonalshoppertohelpyoupickoutyourclothes.Thiswillbringaboutfarmoregreatchangesthanthevastmajorityoflifecoachescan!
YouhadbetterstayinChinaforfurthereducation.SometopAmericanuniversitiesareaccusedofAsianAmericanapplicantsusingraceasafactor. A.welcoming B.employing C.denying D.restoring
Ihavehadalifelongfascination﹣callitobsessionifyoulike﹣withcommunicationwithmakinglinkstootherplacesotherculturesotherworlds.Therootsofthisobsessionhaveoftenpuzzledme.Iamnot﹣neverhavebeen﹣agregariousperson.QuitetheoppositeIwasasolitarychildandmyclassmatesatschoolanduniversityalwaysthoughtofmeasaloner.Iwasnevercrazyaboutthenoisysolidarityofsocialgatherings.SowhywasIpossessedofadesiretomakecontactwithdistantplaces?ItcanpartlybeexplainedbythestartIhadinlife.Igrewuponwhatseemedatthetimeliketheedgeoftheworld﹣inaremotepartofruralIrelandinahouseholdwithfewbooksormagazinesandnotelevision.Foreigntravelwasunheardof.ApartfromthosewhoemigratedtoGreatBritainortheUnitedStatesvirtuallynobodyweknewhadeverbeenabroad.NobodyeverwentoverseasonholidayandnoforeignlanguagesweretaughtintheschoolsIattended﹣withtheexceptionofLatin.Welivedinaclosedsocietythatthoughtofitselfasself﹣sufficient.Therewashoweveronechinkoflightinthesuffocatinggloom﹣theradiowhichwecalled'thewireless.'Itwasbymodernstandardsahugeapparatuspoweredbyvalves﹣whichiswhyittooksometimetowarmup﹣anda'magiceye'tuningindicator﹣agreenishglasscirclethatwinkedatyouasthesignalwaxedorwaned.Thebestthingaboutourwirelessthoughwasthatithadashortwaveband.Thiswasthesourceofendlessfascinationtomebecauseitmeantthatevenwiththisprimitivedeviceonecouldlistentotheworld.AtfirstIcouldn'tunderstandhowitworked.Whywasreceptionsomuchbetteratnight?Whywasitsoinfuriatinglyvariable?Iaskedmyfatherwholookedevasiveandjustsaidithadsomethingtodowith'thewhachamacallitsphere'healwayscalledcomplicatedthingsthewhachamacallitbutthisgavemeenoughofasteertogotothelocallibraryandstartdigging.InduecourseIdiscoveredthathewasreferringtotheionosphere﹣alayerofchargedparticleshighupattheedgeoftheEarth'satmospherethatactsasakindofreflectorforradiowavesofcertainfrequencies.Thereasonshortwaveradiocouldtravelsuchhugedistanceswasthatitusedtheionospheretobouncesignalsroundtheworld﹣whichwaswhyradiohamsinLatinAmericaorAustraliacouldsometimesbeheardbyayoungboyonthewesternseaboardofIreland.Signalsfromsuchdistantshoresweremorelikelytogetthroughatnightbecausethentheionospherewashigherandtransmissionoverlongerdistanceswaspossible.Iwasspellboundbythisdiscoveryofhowtechnologycouldpiggybackonanaturalphenomenontopushforwardlow﹣powersignalsthroughimmensedistances.ButmostofallIwasentrancedbytheideaofshortwaveradioforthiswasatechnologywhichbelongednottogreatcorporationsorgovernmentsbuttopeople.Itwaspossiblemyfatherexplainedtoobtainalicensetooperateyourownshortwaveradiostation.Andallovertheglobepeopleheldsuchlicenseswhichenabledthemtositintheirbackroomsandbroadcasttothewholeworld.Theworldsuddenlyseemedwideopentome.1Thesecondparagraphprimarilyservesto.A.revealtheauthor'sattitudetowardforeignculturesB.presentinformationthatshedslightonacertainpreoccupationC.todisplaytheauthor'snostalgiaforhisadolescenceD.foreshadowthecrucialdifferencebetweentheauthorandhisfather2Theauthorconsidershisfather'sanswerinParagraph3tobe.A.incompletebuthelpfulB.humorousbutmeaningfulC.lightheartedyetconcernedD.sillyandconfusing3Whichofthefollowingiftruewouldmostweakentheclaimofoperatingashortwaveradiostation?A.ManygovernmentsaroundtheworlddonotregulateshortwaveusersB.ShortwaveequipmentisveryinexpensiveandisgettingcheaperallthetimeC.Mostindividualswhoapplyforshortwavelicensesareturneddown.D.CommunicationsexpertspredictthattheInternetwilleventuallyreplaceshortwaveradio.4Thepassageisprimarilyabouttheauthor's.A.decisiontopursueacareerinscienceB.acceptanceofhisfamily'sshelteredoutlookC.devotiontothestudyofemergingtechnologyD.discoveryofamedium'sliberatingpotential
Raisingachildcanbebutitiswellworthit. A.overthemoon B.apieceofcake C.onitslastlegs D.aHerculeantask
﹣Kellywhatdoyouthinkoftheguywhohasasweetvoice? ﹣Tobefrankheis. A.notthesaltoftheearth B.notmycupoftea C.apersonofinterest D.amaninthestreet
It'sthattimeofyearagainwhenAlipayusjusthowmuchwe'vebeenspendingandonwhat. A.reminds B.reminded C.hasreminded D.isreminding
Allchildrenshouldgetaccesstoahigh﹣qualityeducationtheirracezipcodeorfamilyincome. A.dueto B.regardlessof C.apartfrom D.dependingon
IncredibleexperiencesinBucharestAdmireoneoftheworld'slargestbuildingsTheworld'sbiggestparliamentarybuildingPalaceofParliamenthappenstobeinBucharest.Hour﹣longguidedtoursmanagetotakeinjustafractionofthebuilding'sthree﹣million﹣plussquarefeettherearemorethanathousandroomsandfocusonthetonsofmarblehardwoodandgoldusedinthebuilding'sconstructioninthe1980satimewhenRomaniawastryingtofeeditsownpeople.CeausescuandhiswifeElenabothplayedadirectroleintheconstruction.ItwasoriginallyintendedtohousethepresidentialofficesandtheCentralCommitteeoftheRomanianCommunistPartybutwasneverfinished.Seeremainsofold'Paris''ParisoftheEast'wasBucharest'snicknameinthedecadesbeforeWorldWarII.Decadesofcommunistmisruleandatragicearthquakein1977broughtmuchoftheoldcitydownbutthereareplaceshereandtherewherethatformerelegancecanstillbeglimpsed.TheCismigiuGardensinthecenterofthecityisapearlofparkbuiltaroundaromanticlakeandfeaturingold﹣growthtreesandgraciouswrought﹣ironsignpostsandbenches.LearnaboutRomania'srootsWalkingthoughBucharest'sbusystreetsit'seasytoforgetthatoutsidethecapitalandaUlargecitiesRomaniaisalargelyagriculturalcountrywithalongandrichpeasanttradition.TheamazingMuseumoftheRomanianPeasantshowsofftheelaboratewoodworkingpottery﹣makingegg﹣paintingandweavingskillsofthepeasantryinawaythat'sbotheducationalandamusing.Smalltongue﹣in﹣cheeksignsattheentrancetoeachroompokefunatmodernlifebringachuckleanddrawyouin.Downstairsthere'sasideexhibitionontheCommunists'effortstonationalizethepeasantryinthe1970sand1980s.Appreciate21st﹣centuryartRomaniahasexplodedontothecontemporaryartsceneinrecentyears.TheexcitementwasgeneratedinitiallybyagroupofyoungpaintersandvisualartistsfromthenortherncityofCluj﹣Napocabutatleastsomeoftheactionhasshiftedtothecapitalasnewgalleriesanddesigncentersopenup.It'shardtopinpointpreciselywhatconstitutesRomaniancontemporaryartthoughcriticspointtosharedelementsofwitanddarkhumorasombermoodandbitsofsurrealismindefiningacommonstyle.1TouriststoBucharestcandothefollowingthingsEXCEPT.A.admiringbeautifulsceneryofaparkB.appreciatingitsuniquecontemporaryartC.learningabouttheagriculturaldevelopmentinRomaniaD.seeingtheoldcityofBucharestthathasbeenwell﹣preserved2Itcanbeinferredfromthepassagethat.A.CeausescuandElenaweretwofamousarchitectsB.Romaniansmighthavesufferedalotduringthe1970sand1980sC.PalaceofParliamentinBucharestisthelargestbuildingintheworldD.Romanian's21st﹣centuryartoriginatedfromthecapitalcityBucharest
Thecreationcankeeppeopleawayfromtheirsmartphonesinawaysimilartoe﹣cigaretteshaveallowedpeopletoquitsmoking. A.that B.how C.which D.what
Goingtouniversityissupposedtobeamind﹣broadeningexperience.Thatassumptionispossiblymadeincontrasttotrainingforworkstraightafterschool.Butisitactuallytrue?JessikaGolleoftheUniversityofTubingenGermanythoughtshewouldtrytofindout.Herresulthoweverisnotquitewhatmightbeexpected.Itshowsthatthosewhohavebeentouniversitydoindeedseemtoleavewithbroaderandmoreinquiringmindsthanthosewhohavespenttheirimmediatepost﹣schoolyearsinvocationaltrainingforwork.Howeveritisnotthecasethatuniversitybroadensminds.Ratherworkseemstonarrowthem.Afterstudyingtheearlycareerof2095GermanyoungstersDr.Gollereachedtheconclusion.DuringtheperiodunderinvestigationGermanyhadthreetracksinitsschools:alowoneforpupilswhowouldmostprobablyleaveschoolearlyandentervocationaltraining;ahighoneforthosealmostcertaintoenteruniversity;andanintermediateonefromwhichtherewasachoicebetweentheacademicandvocationalroutes.Theteamusedtwostandardizedteststoassesstheirvolunteers.Onewasofpersonalitytraitsandtheotherofattitudes.Theyadministeredbothteststwice﹣oncetowardstheendofeachvolunteer'stimeatschoolandthenagainsixyearslater.Oftheoriginalgroup382wereontheintermediatetrackanditwasonthesethattheresearchersfocused.Ofthem212wenttouniversityandtheremaining170chosenforvocationaltrainingandajob.WhenitcametothesecondroundoftestsDrGollefoundthatthepersonalitiesofthosewhohadgonetouniversityhadnotapparentlychanged.Thosewhohadundergonevocationaltrainingandthengotjobswerenotthatmuchchangedinpersonalityeither﹣exceptinonecrucialrespect﹣theyhadbecomemoreresponsible.Thatsoundslikeagoodthingcomparedwiththecommonpublicimageofundergraduatesasabunchofpamperedlayabouts娇生惯养的闲人.Butchangesinattitudetheresearchersrecordedweremoreworrying.Intheuniversitygroupagainnoneweredetectable.Butthosewhohadchosenthevocationalrouteshowedmarkeddropsininterestintasksthatareinvestigativeandenterprisinginnature.Andthatmightrestricttheirchoiceofcareers.Someinvestigativeandenterprisingjobssuchasscientificresearchareindeedofflimitstothedegreeless.ButmanyparticularlyinGermanywithitstraditionofvocationaltrainingarenot.Theresearchersmentionforexamplecomputerprogrammersfinance﹣sectorworkersandentrepreneursascareersrequiringtheseattributes.IfDrGolleiscorrectandchangesinattitudebroughtaboutbytheverytrainingGermanypridesitselfonarenarrowingpeople'schoicesthatisindeedamatterofconcern.1Comparedwithstudentsgoingtouniversitythosechoosingthevocationalroute.A.showmorechangesintheirattitudesB.finditmoredifficulttolandsuitablejobsC.aremoreinterestedintasksrelatedtoscienceD.aremoreresponsibleanddotheirworkbetter2Theunderlinedword'detectable'inPara.9canbereplacedby.A.desirableB.predictableC.noticeableD.changeable3WhichofthefollowingisTRUEaccordingtothepassage?A.Universitygraduatesdon'tneedtoreceivetrainingatall.B.Germanyshouldchangethetraditionofvocationaltraining.C.Peoplewithoutadegreemayfindalimittotheirchoicesofcareers.D.Incomparisonwithvocationaltraininguniversitiescangreatlybroadenpeople'sminds.4Inwhichcolumnofamagazinecanyoufindthepassage?A.Science.B.Culture.C.Economy.D.Education.
1Inwhichrestaurantcanyouhaveamealwithpeacefulcountrysurroundings?A.CHANGTOMTHAIRESTAURANTANDHOTELB.JACK'STRADITIONALANDAMERICANRESTAURANTC.MOGHULEXPRESSINDIANTAKEAWAYD.THEMARINARESTAURANT2Itcanbeconcludedthat.A.youcanenjoythefreshestlocalproduceinCHANGTOMTHAIRESTAURANTANDHOTELB.JACK'STRADITIONALANDAMERICANRESTAURANTsatisfiesalldifferenttastesC.youcanhaveyourorderdeliveredinMOGHULEXPRESSINDIANTAKEAWAYforanextrafeeD.THEMARINARESTAURANTprovidesthebestaccommodationofthefourrestaurants
﹣ThesewinterdaysaregettingtobemorethanIcantake. ﹣Holdon.Accordingtotheweatherreportpeoplehavesomereliefbytheendoftheweek. A.would B.should C.need D.shall
IamimpressedwithChina'scommitmenttoitsclimategoalsevidencedbythefactwearesureofChinahasmetits2020targetsthreeyearsaheadofschedule. A.that B.which C.what D.where
NeedaJobThisSummer?Theprovincialgovernmentanditspartnersoffermanyprogramstohelpstudentsfindsummerjobs.Thedeadlinesandwhatyouneedtoapplydependontheprogram.Notastudent?Gotothegovernmentwebsitetolearnaboutprogramsandonlinetoolsavailabletohelppeopleunder30buildskillsfindajoborstartbusinessesallyearround.JobsforYouthIfyouareateenagerlivingincertainpartsoftheprovinceyoucouldbeeligible符合条件forthisprogramWhichprovideseightweeksofpaidemploymentalongwithtraining.Whoiseligible:Youth15﹣18yearsoldinselectcommunities社区.SummerCompanySummerCompanyprovidesstudentswithhands﹣onbusinesstrainingandawardsofupto$3000tostartandruntheirownsummerbusinesses.Whoiseligible:Studentsaged15﹣29returningtoschoolinthefall.StewardshipYouthRangerProgramYoucouldapplytobeaStewardshipYouthRangerandworkonlocalnaturalresourcemanagementprojectsforeightweeksthissummer.Whoiseligible:Studentsaged16or17attimeofhirebutnotturning18beforeDecember31thisyear.SummerEmploymentOpportunities机会ThroughtheSummerEmploymentOpportunitiesprogramstudentsarehiredeachyearinavarietyofsummerpositionsacrosstheProvincialPublicServiceitsrelatedagenciesandcommunitygroups.Whoiseligible:Studentsaged15orolder.Somepositionsrequirestudentstobe15to24orupto29forpersonswithadisability.1WhatisspecialaboutSummerCompany?A.Itrequiresnotrainingbeforeemployment.B.Itprovidesawardsforrunningnewbusinesses.C.Itallowsonetoworkinthenaturalenvironment.D.Itoffersmoresummerjobopportunities.2WhatistheagerangerequiredbyStewardshipYouthRangerProgram?A.15﹣18.B.15﹣24.C.15﹣29.D.16﹣17.3Whichprogramfavorsthedisabled?A.JobsforYouth.B.SummerCompany.C.StewardshipYouthRangerProgram.D.SummerEmploymentOpportunities.
Thegirlwasthenhitasecondtimebyanothervananelderlytrashcollectorcametoheraidaccordingtosomewitnesses. A.before B.where C.until D.when
热门题库
更多
高一下学期化学
高一下学期物理
高三下学期数学
高三上学期数学
高一下学期英语
教案备课库
高一上学期生物
高一下学期生物
高二上学期数学
高二上学期物理
高二上学期英语
高二上学期生物
高二下学期数学
高二上学期化学
高二下学期物理
高三下学期物理