6．在Windows7的“资源管理器”窗口中，若想看到文件的名称、修改日期、类型、大小等信息，应选择()视图。

假设5月6日，A与B签定期货合约，按收盘价买入6月1日到期的黄金100盎司，价格为389美元/盎司。5月7日，黄金价格下降为383美元。假定该期货合同初始保证金2000美元，维持保证金为：1500美元。那么A需追加保证金

7.西方古典美学的发源地是？

Passage2(1)Ifyou’veeverwitnessedthemajestyofaCanadiangooseflockflyingintotheclouds,youknowthatthesenoblebirdsareaforcetobereckonedwith.Eachflockiscomprisedofcoupleswhomateforlife,aswellastheirgoslings.Together,theyareonelargefamily.Apart,theyareindividualswithquirksandpersonalities,justlikeus.Nooneknowsthismorethanmyfamily,whoraisedasillylittlegoosewenamedPeeperafterhewasabandonedasababy.(2)In2000,whenIwasaroundsevenyearsold,myparents,sister,brother,andIwerecomingbackfromaT-ballgame.Thatwasourusualweekendadventure,butunlikeeveryotherweekend,asurprisewaswaitingforusinourdriveway.There,wespottedtwoadultgeeseandasmallgosling.Theadultswerestartledbyourreturnandflewaway,buttheirbabywasstilltooyoungtoflyandcouldn’tfollow.Wearenostrangerstothewaysofwildlife,soweknewtoavoidphysicalcontactwiththeyounggoslingoutoffearthatitwouldimprintuponusandbelosttoitsfamilyforever.(3)Hourspassed,andnightfell.Withitcameadeepchillandafearofwatchfulpredators.Thetinylittlethingwaswanderingaroundouryard,unawareofwhatcouldhappen,anditwasclearthatthegoslingneededprotection,warmth,andsustenancetomakeittothemorning.Atthatpoint,weknewwehadtointervene,andwebroughthimontoourbackporch.(4)Weallprettymuchsleptwithoneeyeopentillmorningcame.Andthenanothermorning.Andstillanother.Eachmorning,wewouldtrytoscurrythegooseovertohisparents,whokeptcomingbacktoouryard.Hewouldn’tgotothem,though,andtheywouldn’tcomecloseenoughtoclaimhim.Wekeptthisupforfivedays,butnoluck.Bythen,theyounggoosehadclearlydecidedwewerehisnewfamily,sowehadtogivehimaname.MysisterJoannacalledthelittleguyPeeper,becausehewouldfollowusaroundtheyardmakingapeepingnoise,nonstop.WealsodecidedthatPeeperwasaboy.Idon’tknowwhy;itjustfeltright.(5)Daysturnedintoweeks,andweeksturnedintomonthsuntilalmostayearpassed.Wesettledintoaroutinefilledwithfeatheryhugsandcamaraderie.Peepersleptonourbackporcheachnightand,intypicalgoosefashion,useditasalatrine.Mydadwouldsprayoffallthegoosedroppingsdailywithahose.PartofthisritualincludedDadthrowingPeeperupintotheairsohecouldflyalooparoundthehouse,comingbackagainoncetheporchwasclean.(6)Oneevening,myunclewasover,andmydadwantedtoshowhimPeeper’sloop.Hethrewhimupintheair,butthistime,Peeperjustflewoff.Everyonewasvery,verysad.Itwasdark,andwewereworried.Welookedforhimfordays,callinghisname,buthedidn’tcomeback.Wehopedhefoundaflockandwentoffonhisnaturalway.(7)Again,daysturnedintoweeksandweeksturnedintomonths,thenyears.Imissedmylittlebuddy,andIwouldcallforhimeverytimeIsawaflockofCanadiangeeseflybyinV-formation.Twentyyearspassed,andPeeperbecameafondmemoryformyfamily.(8)Geeselivetobearound25yearsold,areveryloyal,andneverforgettheirfirsthome.Evenso,itcameasatotalshocktomewhen,in2019,anageingadultgoosemadehiswaybacktomyfamilyhome.Geeselovehouseswithlarge,greenlawnstoeaton;theflatterrainalsomakesiteasyforthemtoscoutforpredators.So,atfirst,Iassumeditwasjustanothergoose.Andyet,somethingaboutthelonemaleseemedoddlyfamiliartome.(9)Aftertwoweeksofthegoosecomingbackrepeatedly,itbecamecleartomethatthiswasn’tarandomgoose.HedidallofthesamethingsPeeperusedto,liketryingtocomeinthroughthefrontdoorandsleepinginourenclosedpoolarea.InadditiontomimickingPeeper’soldways,thisgoosealsorespondedtothenamePeeper.Muchtomyamazement,myoldbestfriendhadreturned,20yearslater.(10)WhydidPeeperreturn?It’shardtosay.Perhapshismatedied,leavinghimlonely.It’salsopossiblethatheisapproachinghistwilightyearsandknowsit,makinghimcravehisearlyhome.Thisbehaviouristypicalofgeese.Whateverthereason,Peepercontinuestolivewithme.It’sagoodthingIstayedinmychildhoodhome.(11)Hedoesn’tcomehomeeverysinglenightthewayhedidasababy.Somenightshemayseekoutthecomfortofhisownkindatthelakenearby.Geeseinthewildtypicallysleeponwater.Buthe’sherealot,makinghispresenceknownandgivingmejoy.(12)Thisexperiencehasbeenasmeaningfultomeasanythinginmylife.Ihopethatmychildren,someday,havetheopportunitytoconnectwithnatureandawildbeinginthissameway.Peoplecraveconnectionwiththenaturalworld.ThroughPeeper,Ihavelearnedsomuchaboutmyselfandaboutthenatureoflove.46.Theword“spotted”(Para.2)means____.

6、十进制数-7/16，它的补码是（）。补码的符号位使用一位，尾数使用七位。

Life’sallaboutmakingconnectionsReadthearticlebelowaboutsomenewnetworkinggroupsspecificallyforbusinesswomen.ChoosethebestwordA,BorCtofillthegaps1-10.Toyou,networkingmightmean(1)____aconferenceortradefaireventtomeetnewclientsorpartners.Oritcouldbethecoffeebreakatworkwhereyoushare(2)_____withcolleaguesinotherdepartments.Butnowadaysnetworkinghasbecomeaneventinitself.Forexample,PricewaterhouseCoopersofferitsfemalestaffaformalnetworking(3)_____calledPwCwomen.With900members,itorganizeseventsrangingfrominformaldrinkseveningstocoachingevents.TinaHallet,whois(4)_______forthegroup,saysthatshegotinvolved(5)________networkingBecause‘I’dgottoareasonablyseniorlevelandIwantedtohelpotherpeopletomaximizetheirpotential.’Youdon’thavetobeseniorto(6)_____anetworkthough.VickyWoodandSallyHopkinshadtheideafortheCityGirlsNetworkwhentheyfirstmovedintoLondon’scorporateworldandwonderedhowtogetto(7)______otherwomen.‘Wecouldn’tfindanythingforpeoplewithnoexperience.Sowethoughtwe’dstartourown.’Fromtwelvefriendsmeetingregularly,itrapidlygrewto250membersfrommanydifferentorganizations.It’sagreatwayto(8)_____usefulcontactsandbringinpotentialbusiness.FionaClutterbuckisco-chairofanetworkforthebankABNAMRO.‘Womentendtothinkofnetworkingas(9)_______andgiveitlowpriority.’butgiventhechance,womenwillnetwork–asthebank’slast‘speednetworking’eventdemonstrated.‘Withover100womenandmen,itwasagreat(10)_____.Itisamazinghowmanypeopleyougettomeetfromdifferentpartsoftheorganization.’Youdon’thavetobeseniorto(6)_____anetworkthough.

Life’sallaboutmakingconnectionsReadthearticlebelowaboutsomenewnetworkinggroupsspecificallyforbusinesswomen.ChoosethebestwordA,BorCtofillthegaps1-10.Toyou,networkingmightmean(1)____aconferenceortradefaireventtomeetnewclientsorpartners.Oritcouldbethecoffeebreakatworkwhereyoushare(2)_____withcolleaguesinotherdepartments.Butnowadaysnetworkinghasbecomeaneventinitself.Forexample,PricewaterhouseCoopersofferitsfemalestaffaformalnetworking(3)_____calledPwCwomen.With900members,itorganizeseventsrangingfrominformaldrinkseveningstocoachingevents.TinaHallet,whois(4)_______forthegroup,saysthatshegotinvolved(5)________networkingBecause‘I’dgottoareasonablyseniorlevelandIwantedtohelpotherpeopletomaximizetheirpotential.’Youdon’thavetobeseniorto(6)_____anetworkthough.VickyWoodandSallyHopkinshadtheideafortheCityGirlsNetworkwhentheyfirstmovedintoLondon’scorporateworldandwonderedhowtogetto(7)______otherwomen.‘Wecouldn’tfindanythingforpeoplewithnoexperience.Sowethoughtwe’dstartourown.’Fromtwelvefriendsmeetingregularly,itrapidlygrewto250membersfrommanydifferentorganizations.It’sagreatwayto(8)_____usefulcontactsandbringinpotentialbusiness.FionaClutterbuckisco-chairofanetworkforthebankABNAMRO.‘Womentendtothinkofnetworkingas(9)_______andgiveitlowpriority.’butgiventhechance,womenwillnetwork–asthebank’slast‘speednetworking’eventdemonstrated.‘Withover100womenandmen,itwasagreat(10)_____.Itisamazinghowmanypeopleyougettomeetfromdifferentpartsoftheorganization.’VickyWoodandSallyHopkinshadtheideafortheCityGirlsNetworkwhentheyfirstmovedintoLondon’scorporateworldandwonderedhowtogetto(7)______otherwomen.

6、连续系统输入量和输出量之间的关系用（）来描述。

下面不正确的说法是（）。(1)在AOE网中,减少任一关键活动上的权值后整个工期也就相应减小;(2)AOE网工程工期为关键活动上的权之和;(3)在关键路径上的活动都是关键活动,而关键活动也必在关键路径上。

关键路径是事件结点网络中的（）。

一个有向图中有6个顶点，9条边，则在其邻接表中存在（）个边结点。

由分别带权为9、2、5、7的四个叶子结点构造一棵哈夫曼树，该树的带权路径长度为（）。

当a=1、b=2、c=5、d=5时，执行下面的程序后，x的值是()。if(a<b)if(c<d)x=1;elseif(a<c)if(b<d)x=2;elsex=3;elsex=6;elsex=7;

以下代码的输出结果是foriinrange(1,6):ifi%4==0:breakelse:print(i,end=’,’)

设哈希表长为14，哈希函数为H(key)=key%11。当前表中已有4个结点：addr(15)=4，addr(38)=5，addr(61)=6，addr(84)=7。如用二次探测再散列处理冲突，则关键字49的结点的地址是（）。