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设集合A={1,2,3},B={x|x>1},则A∩B=
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高三下学期数学《》真题及答案
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设集合
={-1,3,5},若f:x→2x-1是集合A.到集合
的映射,则集合B.可以是( ) A.{0,2,3}B.{1,2,3}
{-3,5}
{-3,5,9}
设集合A={12}则满足A∪B={123}的集合B的个数为
1
3
4
8
设集合A={012}B={123}则A∪B=
{1,2,3}
{0,1,1,2,2,3}
{0,1,2,3}
{1,2}
设集合A={12}则满足A∪B={123}的集合B的个数是
1
3
4
8
设集合A={12}则满足A∪B={123}的集合B的个数是.
设集合M={13}N={123}则M∪N=
{2}
{1,2}
{1,3}
{1,2,3}
设全集U={12345}集合A.={123}B.={234}则∁U.A.∩B.=.
设集合
={1,2,3},集合
={-2,2},则A.∩B.等于( ) A.
B.{2}
{-2,2}
{-2,1,2,3}
设集合
={-1,3,5},若f:x→2x-1是集合A.到集合
的映射,则集合B.可以是 ( ) A.{-3,5,9 , 10}B.{1,2,3}
{-3,5}
{0,2,3}
设集合
{1}
{3}
{1,2}
{1,2,3}
设集合
={x|x
2
﹣4<0},
={1,2,3},则A∩B.=( ) A.{1,2,3} B.{1,2}
{1}
{2}
设全集U={12345}集合A.={123}B.={234}则∁U.A.∪B.=.
设AB是两个集合A=123B=12则ρ
-ρ(
=
(60)
。A)
1,2,2,3,1,2,3
1,1,3,2,3,1,2,3。
设集合A={aa+1}B={123}若A∪B的元素个数为4则a的取值集合为
{0}
{0,3}
{0,1,3}
{1,2,3}
设集合A={123}B={234}则A∪B=
{1,2,3,4}
{1,2,3}
{2,3,4}
{1,3,4}
2018年·包头一模文科设集合A={123}B={﹣13}则A∪B=
{﹣1,1,2,3}
{3}
{﹣1,2,3}
{﹣1,1,2}
设集合
{1}
{3}
{1,2}
{1,2,3}
设集合
={1,2},
={1,2,3},C={2,3,4}则
( ) (A.) {1,2,3} (B.) {1,2,4} (
) {2,3,4} (
) {1,2,3,4}
设集合
={2,3},集合
={0,1},则A.∪B.等于( ) A.∅ B.{1,2,3}
{0,1,2}
{0,1,2,3}
设集合U.={12345}A.={123}B.={234}则∁UA∩B=________.
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Georgetoofar.Hiscoffeeisstillwarm. A.musthavegone B.mighthavegone C.can'thavegone D.needn'thavegone
Ifyoufeelstressedbyresponsibilitiesatworkyoushouldtakeastepbackandidentify识别thoseof61greatandlessimportance.Thenhandlethemostimportanttasksfirstsoyou'llfeelarealsenseof62achieve.Leavingthelessimportantthingsuntiltomorrow63beoftenacceptable. Mostofusaremorefocused64ourtasksinthemorningthanwearelaterintheday.Sogetanearlystartandtrytobeasproductive65possiblebeforelunch.Thiswillgiveyoutheconfidenceyouneedtogetyouthroughtheafternoonandgohomefeelingaccomplished. Recent66studyshowthatwearefarmoreproductiveatworkifwetakeshortbreaks67regular.Giveyourbodyandbrainarestbysteppingoutsidefor68whileexercisingordoingsomethingyouenjoy. Ifyoufindsomethingyoulovedoingoutsideoftheofficeyou'llbelesslikely69bringyourworkhome.Itcouldbeanything﹣gardeningcookingmusicsports﹣butwhateveritis70makesureit'sarelieffromdailystressratherthananotherthingtoworryabout.
Twothingschangedmylife:mymotherandawhiteplasticbikebasket.Ihavethoughtlongandhardaboutitandit'strue.Iwouldbeadifferentpersonifmymomhadn'tturnedasillybicycleaccessoryintoalifelessonIcarrywithmetoday. Mymotherandfatherwereunitedintheirwayofraisingchildrenbutitmostlyfelltomymothertoactuallycarryitout.LookingbackIhonestlydon'tknowhowshedidit.Managingthefamilybudgetmusthavebeenaveryhardtask.butshemadeitlookeffortless.Ifwecomplainedaboutnothavingwhatanotherkiddidwe'dhearsomethinglikeIdon'tcarewhatso﹣and﹣sogotforhisbirthdayyouarenotgettingaTVinyourroomacarforyourbirthdayalsvishsweet16party.Wehadtoearnourallowance零用钱bydoingchoresaroundthehouse.Icanstillrememberhowlongittooktopolishthelegsofourcoffeetable.Mybrotherscannodoubtrememberhoursspentcleaningthehouse.LikethetwolittlegirlsgrowingupattheWhiteHousewemadeourownbedsnooneleftthehouseunitilthatwasdoneandpickedupafterourselves.Wehadtokeeptrackofourbelongingsandifsomethingwaslostitwasnotreplaced. Itwassummerandonedaymymotherdrovemetothebikeshoptogetatirefixed﹣﹣﹣andthereitwasinthewindowWhiteshinyplasticanddecoratedwithflowersthebasketwinkedatmeandIknew﹣﹣﹣﹣Iknew﹣﹣﹣Ihadtohaveit. It'sbeautifulmymothersaidwhenIpointeditouttoherWhataneatbasket. ItriedtoholdoffatfirstIplayeditcoolforashortwhile.ButthenIguessIcouldn'tatanditanylonger:MonpleasecanIpleasepleasegetit?I‘lldoextrachoresforaslongasyousayI'lldoanythingbutIneedthatbasketIlovethatbasket.PleaseMom.Please? Iwasdesperate. YouknowshesaidgentlyrubbingmybackwhilewebothstaredatwhatIbelieveswasthecoolestthingeverIfyousaveupyoucouldbuythisyourself. BythetimeImakeenoughit'llbugone! MaybeRogerherecouldholditforyoushesmiledatRogerthebikeguy. Hecan'tholditforthatlongMom.Someoneelsewillbuyit.PleaseMomPlease? Theremightbeanotherwayshesaid. Andsoourpayingplanunfolded.MymotherboughtthebeautifulbasketandputitsafelyinsomehidingplaceIcould'tfind.EachweekIeagerlycountedmygrowingsavingincreasedbyextraworkhereandtherewashingthecarhelpingmymothermakedinnerdeliveringorcollevtingthingsonmybikethatalreadylookednakedwithoutthebasketinfront.AndthenweekslaterIcountedre﹣countedandjumpedforjoy.Ohhappyday!Imadeit!Ifinallyhadtheexactamountwe'dagreedupon…. Dayslatertheunthinkablehappened.AneighborhoodgirlI'dplayedwithmillionsoftimesappearedwiththeexactsamebasketfixtedtohershinynewbikethatalreadyhadallthebellsandwhistles.Irodehardandfasthometotellmymotheraboutthisdisaster.Thishorribleturnofevents. Andthencamethelesson.I'vetakenwithmethroughmylife:HoneyYourbasketisextra﹣specialMomsaidgentlywipingawaymyhottears.Yourbasketisspecialbecauseyoupaidforityourself. 55.Whatcanwelearnfromthefirsttwoparagraphs? A.Thechildrenenjoyeddoinghousework. B.Theauthorcamefromswell﹣offfamily C.Themotherraisedherchildreninanunusualway D.ThechildrenwerefondoftheUSpresident'sdaughters. 56.Whentheauthorsawthebasketinthewindowshe. A.fellinlovewithit B.staredathermother C.recognizeditatonce D.wentuptothebikeguy 57.Whydidtheauthorsaymanypleasetohermother? A.Shelongedtodoextrawork. B.Shewaseagertohavethebasket. C.Shefelttiredafterstandingtoolong. D.Shewantedtobepolitetohermother. 58.ByusingnakedParagraph12theauthorseemstostressthatthebasketwas A.somethingshecouldafford B.somethingimportanttoher C.somethingimpossibletoget D.somethingshecoulddowithout 59.Totheauthoritseemedtobeahorribleturnofeventsthat A.somethingspoiledherpayingplan B.thebasketcostmorethanshehadsaved C.aneighborhoodgirlhadboughtanewbike D.someoneelsehadgotabasketofthesamekind 60.Whatisthelifelessontheauthorlearnedfromhermother? A.Savemoneyforarainyday B.Goodadviceisbeyondallprice. C.Earnyourbreadwithyoursweat D.Godhelpsthosewhohelpthemselves.
What'sOn? ElectricUnderground 7.30pm﹣1.00amFreeattheCyclopsTheatre Doyouknowwho'splayinginyourarea?We'rebringingyouaneveningofliverockandpopmusicfromthebestlocalbands.Areyouinterestedinbecomingamusicianandgettingarecordingcontract合同?Ifsocomeearlytothetalkat7.30pmbyJulesSkyeasuccessfulrecordproducer.He'sgoingtotalkabouthowyoucanfindtherightpersontoproduceyoumusic. GeeWhizz 8.30pm﹣10.30pmComedyatKaleidoscope ComeandseeGeeWhizzperform.He'sthefunnieststand﹣upcomedianonthecomedyscene.Thisjoyfulshowwillpleaseeveryonefromtheyoungesttotheoldest.GeeWhizzreallyknowshowtomakeyoulaugh!Ourbarisopenfrom7.00pmfordrinksandsnacks快餐. Simon'sWorkshop 5.00pm﹣7.30pmWednesdaysatVictoriaStage Thisisagoodchanceforanyonewhowantstolearnhowtodocomedy.Theworkshoplooksateverykindofcomedyandpracticesmanydifferentwaysofmakingpeoplelaugh.Simonisacomedianandactorwhohas10years'experienceofteachingcomedy.Hisworkshopsareexcitingandfun.AneveningwithSimonwillgiveyoutheconfidencetobefunny. CharlotteStone 8.00pm﹣11.00pmPizzaWorld Finefoodwithbeautifuljazzmusic;thisisagreateveningout.CharlotteStonewillperformsongsfromhernewbest﹣sellingCDwithJamesPickeringonthepiano.ThemenuisItalianwithexcellentmeatandfreshfishpizzasandpasta面食.Bookearlytogetatable.Ourbarisopenalldayandservescocktailscoffeebeerandwhitewine. 21.Whocanhelpyouifyouwanttohaveyourmusicproduced? A.JulesSkye.B.GeeWhizz. C.CharlotteStone.D.JamesPickering. 22.Atwhichplacecanpeopleofdifferentagesenjoyagoodlaugh? A.TheCyclopsTheatreB.Kaleidoscope C.VictoriaStageD.PizzaWorld 23.WhatdoweknowaboutSimon'sWorkshop? A.Itrequiresmembershipstatus. B.Itlaststhreehourseachtime. C.Itisrunbyacomedyclub. D.ItisheldeveryWednesday. 24.WhenwillCharlotteStoneperformhersongs? A.5.00pm﹣7.30pm. B.7.30pm﹣1.00am. C.8.00pm﹣11.00pm. D.8.30pm﹣10.30pm.
﹣﹣Areyousureyou'rereadyforthetest? ﹣﹣.I'mwellpreparedforit. A.I'mafraidnot B.Noproblem C.Hardtosay D.Notreally
WhenIwas13myonlypurposewastobecomethestaronourfootballteam.Thatmeant1MillerKingwhowasthebest2atourschool. FootballseasonstartedinSeptemberandallsummerlongIworkedout.Icarriedmyfootballeverywherefor3. JustbeforeSeptemberMillerwasstruckbyacarandlosthisrightarm.Iwenttoseehimafterhecamebackfrom4.Helookedvery5buthedidn′tcry. ThatseasonI6allofMiller′srecordswhilehe7thehomegamesfromthebench.Wewent10﹣1andIwasnamedmostvaluableplayer8IoftenhadcrazydreamsinwhichIwastoblameforMiller′s9. OneafternoonIwascrossingthefieldtogohomeandsawMiller10goingoverafence﹣whichwasn′t11toclimbifyouhadbotharms.I′msureIwasthelastpersonintheworldhewantedtoaccept12from.Buteventhatchanllengeheaccepted.I13himmoveslowlyoverthefence.Whenwewerefinally14ontheothersidehesaidtomeYouknowIdidn′ttellyouthisduringtheseasonbutyoudid15.Thankyouforfillinginfor16. Hiswordsfreedmefrommybad17.Ithoughttomyselfhowevenwithoutanarmhewasmoreofaleader.Damagedbutnotdefeatedhewas18aheadofme.Iwasrighttohave19him.FromthatdayonIgrew20andalittlemorereal. 1A.cheeringfor B.beatingout C.relyingon D.stayingwith 2A.coach B.student C.teacher D.player 3A.practice B.show C.comfort D.pleasure 4A.school B.vacation C.hospital D.training 5A.pale B.calm C.relaxed D.ashamed 6A.held B.broke C.set D.tried 7A.reported B.judged C.organized D.watched 8A.and B.then C.but D.thus 9A.decision B.mistake C.accident D.sacrifice 10A.stuck B.hurt C.tired D.lost 11A.steady B.hard C.fun D.fit 12A.praise B.advice C.assistance D.apology 13A.let B.helped C.had D.noticed 14A.dropped B.ready C.trapped D.safe 15A.fine B.wrong C.quickly D.normally 16A.us B.yourself C.me D.them 17A.memories B.ideas C.attitudes D.dreams 18A.still B.also C.yet D.just 19A.challenged B.cured C.invited D.admired 20A.healthier B.bigger C.cleverer D.cooler
Theseating1arrangeisprobablythemostimportantpartofChinesediningetiquette礼仪.Moderndiningetiquetteisenacted进行发生accordingto2principles:themasterofthefeastandguests. Theseatofhonor2reserveforthemasterortheguestwiththehigheststatusistheonefacingeastortheentrance.Thoseofhigherpositionsitclosertothemaster.Theguestsofthelowestpositionsit3farfromtheseatofhonor. Ifroundtables4usetheseatfacingtheentranceisthehonorone.Theseatsonthelefthandsideoftheseatofhonoraresecondfourthsixthetc.inimportance5thoseontherightarethird6fiveseventhandsoonuntilthey7jointogether. Inancienttimestherewasakindoffurnitureknownas8EightImmortalstableabigsquaretablewithbenchesfortwopeopleonboth9side.Iftherewasaseatfacingtheentrancetherighthandseatwasfortheguestofhonor.Ifthemealwasoutsideorthereweretwoormoredoors10equalimportancethentherighthandseatwhenfacingeastwasthehonorseat.
Themusicianalongwithhisbandmemberstenperformancesinthelastthreemonths. A.gives B.hasgiven C.havegiven D.give
DuringthewarmyhusbandwasstationedatanarmycampinadesertinCalifornia.Iwenttolivethereinordertobe1him.Ihatedtheplace.Ihadnever2beensounhappy.Myhusbandwasorderedoutonalong﹣termdutyandIwasleftinatinyshack棚屋alone.Theheatwas3﹣almost1250Fevenintheshadeofacactus仙人掌.4asoultotalkto.Thewindblewnon﹣stopandallthefoodIateandtheevryairIbreathedwere5withsandsandsand! IwassosorryformyselfthatIwrotetomyparents.ItoldthemIwas6andcomingbackhome.IsaidIcouldn'tstanditoneminutelonger.I7beinprison!Myfatheransweredmy8withjusttwolines﹣twolinesthatwillalwayssinginmy9﹣twolinesthatcompletelychangedmylife: TwomenlookedoutfromprisonbarsOnesawthemudtheothersawthestars. Ireadthosetwolines10Iwasashamedofmyself.ImadeupmymindIwouldfindoutwhatwasgoodinmypresent11;Iwouldlookforthestars Imadefriendswiththenativesandtheir12amazedme.Theygavemepresentsoftheirfavoriteartworkswhichtheyhad13toselltotoueists.Istudiedthedelightfulformsofthecactus.Iwatchedforthedesertsunsetsand14forseashellsthathadbeenlefttheremillionsofyearsagowhenthedeserthadbeenanocean15 Whatbroughtaboutthis16changeinme?Thedeserthadn'tchanged17Ihad.Ihadchangedmy18AndbydoingsoIchangedanunhappyexperienceintothemostamazing19ofmylife.IwasexcitedbythisnewworldthatIhaddicoveredIhadlookedoutofmyself﹣creatdedprisonand20thestars 1A.off B.behind C.near D.beyond 2A.before B.already C.then D.still 3A.inflexible B.incomprehensible C.uncontrollable D.unbearable 4A.Only B.Not C.Many D.Such 5A.covered B.filled C.buried D.charged 6A.catchingup B.keepingup C.givingup D.gettingup 7A.oughtto B.mightwell C.wouldrather D.hadbetter 8A.request B.call C.question D.letter 9A.comparison B.imagination C.consideration D.memory 10A.overandover B.byandby C.upanddown D.noeandthen 11A.company B.occupation C.situation D.relationship 12A.movement B.reaction C.guidance D.purpose 13A.refused B.failed C.managed D.happened 14A.asked B.hunted C.waited D.headed 15A.floor B.surface C.rock D.level 16A.shocking B.challenging C.puzzling D.astonishing 17A.as B.but C.for D.or 18A.attitude B.principle C.identity D.standard 19A.vacation B.operation C.affair D.adventure 20A.sought B.counted C.found D.reached
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