Yououghttohaveagoodrest_______youhavefinishedyourpainting. A: evenif B: asif C: nowthat D: eversince

Thethiefclosedhiseyes____he____dying A: evenif,was B: though,wouldbe C: even,hadbeen D: asif,were

常见的数字视频系统显示格式有（）。 A: ASIF B: BD1 C: CDVR D: DQSIF E: ED3

为避免骨折错位愈合，AO/ASIF提出的治疗原则包括（） A: 骨折的解剖复位 B: 功能稳定性固定 C: 无创外科 D: 早期功能性运动 E: 防止骨折感染

Passage4<br/>OneafternoonIwassittingatmyfavoritetableinarestaurant,waitingforthefoodIhadordered.SuddenlyI(1)______thatamansittingatatablenearthewindowkeptglancinginmydirection,(2)______heknewme.Themanhadanewspaper(3)______infrontofhim,whichhewas(4)______toread,butIcould(5)______thathewaskeepinganeyeonme.Whenthewaiterbroughtmy(6)______,themanwasclearlypuzzled(困惑)bythe(7)______wayinwhichthewaiterandI(8)______eachother.Heseemedevenmorepuzzledas(9)______wentonanditbecame(10)______thatallthewaitersintherestaurantknewme.Finallyhegotupandwentintothe(11)______Whenhecameout;hepaidhisbilland(12)______withoutanotherglanceinmydirection.<br/>Icalledtheowneroftherestaurantandaskedwhatthemanhad(13)______“Well,”hesaid,“thatmanwasadetective(侦探).He(14)______youherebecausehethoughtyouwerethemanhe(15)______What?”Isaid,showingmy(16)______.Theownercontinued,“Hecameintothekitchenandshowedmeaphotoofthewantedman.I(17)______sayhelookedverymuchlikeyou!Ofcourse,sinceweknowyou,wetoldhimthathehadmadea(18)______.Well,it’sreally(19)______<br/>“IcametoarestaurantwhereI’mknown,”Isaid.“(20)______,Imighthavebeenintrouble.”<br/>1.A.knewB.understoodC.noticedD.recognized<br/>2.A.sinceB.evenifC.thoughD.asif<br/>3.A.flatB.openC.cutD.fixed<br/>4.A.hopingB.thinkingC.pretendingD.continuing<br/>5.A.seeB.findC.guessD.learn<br/>6.A.menuB.billC.paperD.food<br/>7.A.directB.familiarC.strangeD.funny<br/>8.A.chattedwithB.lookedatC.laughedatD.talkedabout<br/>9.A.thewaiterB.timeC.ID.thedinner<br/>10.A.trueB.hopefulC.clearD.possible<br/>11.A.restaurantB.washroomC.officeD.kitchen<br/>12.A.leftB.actedC.satdownD.calmeddown<br/>13.A.wantedB.triedC.orderedD.wished<br/>14.A.metB.caughtC.followedD.discovered<br/>15.A.wastobeatB.wasdealingwithC.wastomeetD.waslookingfor<br/>16.A.careB.surpriseC.worryD.regret<br/>17.A.mustB.canC.needD.may<br/>18.A.discoveryB.mistakeC.decisionD.fortune<br/>19.A.apityB.naturalC.achanceD.lucky<br/>20.A.ThusB.HoweverC.OtherwiseD.Therefore

【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2

求定积分[img=179x43]17da65388c0b1ca.png[/img]； （ ） A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2

2 + 2 * (2 * 2 - 2) % 2 / 3

函数z=xsiny在点(1,π/4)处的两个偏导数分别为 A: √2/2,√2/2 B: √2/2,-√2/2 C: -√2/2,-√2/2 D: -√2/2,√2/2

2×2×2×2×2