5.“无用之用”是以下哪位美学家提出的？

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____.

5.地铁列车采用的6辆或8辆编组。

6．从一个正态总体中随机抽取样本量为8的样本，各样本值分别为：10，8，12，15，6，13，5，3，样本标准差等于（）。

3.墙体中的拉结筋，在抗震设防烈度6.7度的地区，不应小于500mm；末端应有900弯钩。

已知intx=4；，则使用逗号运算的表达式（x=4*5，x*6），x+30的结果是

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.’TinaHalletsaysthatshegotinvolved(5)________networkingbecause‘I’dgottoareasonablyseniorlevelandIwantedtohelpotherpeopletomaximizetheirpotential.’

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.

InternationalArtConsultantInternationalArtConsultant(1)_____in1979,InternationalArtConsultantshasbeensourcingandcommissioningart(2)______forover25years.Wework(3)______clientsinthecorporate,hotel,healthcareandurbanregeneration(4)_______.Ourclients(5)______frommultinationalcompanieswith£1millionartbudgetstoorganizationsrentingartforjust£10aweek.A(6)______offourteen,wearesmallenoughtocareandlargeenoughtocope.Weoffera(7)______combinationofcommercialexperience,specialistartknowledgeandhighqualityserviceandsupport.Whateverthesizeoftheprojectour(8)______isforallourclientstobe100%satisfiedwiththeendresult.Over75%ofourworkcomesfrom(9)______businessorreferrals.Weworkalongsideprofessionalartistswhocreateartofthehighestartisticandtechnicalquality,andallourstaffhavedifferentareasofspecialistartknowledgeandexpertise.Wehopethatyouwill(10)______anappointmenttovisitus,lookroundthegalleries,usethevisualreferencedatabases,anddiscussyourparticularartrequirementswithus.Readaboutacompanythatdealswithartintheworkplace.CompletetheinformationwithanswersA,B,CorD.A(6)______offourteen,wearesmallenoughtocareandlargeenoughtocope.

InternationalArtConsultantInternationalArtConsultant(1)_____in1979,InternationalArtConsultantshasbeensourcingandcommissioningart(2)______forover25years.Wework(3)______clientsinthecorporate,hotel,healthcareandurbanregeneration(4)_______.Ourclients(5)______frommultinationalcompanieswith£1millionartbudgetstoorganizationsrentingartforjust£10aweek.A(6)______offourteen,wearesmallenoughtocareandlargeenoughtocope.Weoffera(7)______combinationofcommercialexperience,specialistartknowledgeandhighqualityserviceandsupport.Whateverthesizeoftheprojectour(8)______isforallourclientstobe100%satisfiedwiththeendresult.Over75%ofourworkcomesfrom(9)______businessorreferrals.Weworkalongsideprofessionalartistswhocreateartofthehighestartisticandtechnicalquality,andallourstaffhavedifferentareasofspecialistartknowledgeandexpertise.Wehopethatyouwill(10)______anappointmenttovisitus,lookroundthegalleries,usethevisualreferencedatabases,anddiscussyourparticularartrequirementswithus.Readaboutacompanythatdealswithartintheworkplace.CompletetheinformationwithanswersA,B,CorD.Ourclients(5)______frommultinationalcompanieswith£1millionartbudgetstoorganizationsrentingartforjust£10aweek.

有一项年金，前3年无现金流入，后5年每年初流入500元，年利率为10%，其现值为（）元。已知，(P/A,10%,5)=3.7908，(P/A,10%,6)=4.3553，(P/F,10%,2)=0.8264,(P/F,10%,3)=0.7513。

中南公司拟发行面值为100元，票面利率为8%，期限为5年的债券，（每年付息一次）。假设发行时市场利率为6%，债券发行价格是（）。

已知H3AsO4的pKa1=2.2,pKa2=6.9,pKa3=11.5,则在pH=7.0时,[H3AsO4]/[AsO43-]等于()

某上市公司董事吴某，持有该公司6%的股份。吴某将其持有的该公司股票在买入后的第5个月卖出，获利600万元。关于此收益，下列哪些选项是正确的？（）。

表达“从一个关系的所有行中提取出满足某些条件的行”，“从一个关系的所有列中提取出某些列”“提取出属于一个关系但不属于另一关系的所有元组”“将两个关系必须按照某种条件串接成一个较大的关系”的操作依次是（）。1、并2、交3、积4、选择5、投影6、差7、连接