当A、B两个证券的相关系数取值为-1时，表示证券A，B收益变动

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.’Toyou,networkingmightmean(1)____aconferenceortradefaireventtomeetnewclientsorpartners.

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.InternationalArtConsultant(1)_____in1979,

中国华夏棉花出口公司2010年11月1日向美国约克公司发出电传称：“一级棉花1000吨，每吨150美元，CIP纽约，即期不可撤销信用证支付，要约在七日内回复有效。”要约发出后，由于美国市场棉花的需求量大增，致使棉花的价格急剧上涨，中国华夏公司遂于11月4日向美国约克公司发出通知表示撤销原来的要约，约克公司在其11月5日的回电中称其已于11月1日收到要约，同意接受该要约。针对本案下列表述正确的有下列哪几项？

请比较以下两个案例：（1）买方从国外进口一批供圣诞节出售的火鸡，卖方交货的时间比合同规定的时间晚了一个星期，由于圣诞节已过，火鸡难以销售，使买方遭受了重大损失。（2）买方从国外进口一批肉鸡，合同规定卖方应于7月至8月装运，但实际上卖方的装运日期，比合同规定的时间迟了一个星期，但这段时间里肉鸡的市场价格并没有发生什么变化，供销情况亦正常。下列表述正确的有：

2007年4月1日，中国深圳某进出口公司电告挪威某贸易公司，欲向其出售一批服装，价格条件为FOB黄埔，总价款为20万欧元，以不可撤销的即期信用证付款。4月7日挪威公司复电，同意购买，但要求降价至16万欧元，深圳公司于4月10日电告对方同意其要求，挪威公司于4月11日收到此电报，4月16日深圳公司将货物装上“速达”号轮船，整批货物分装在五个集装箱中（承运人签发的提单受《海牙规则》调整）。4月26日，当承运船舶在海上航行时，由于船员疏忽，船上发生火灾，其中二个集装箱被火焚毁，其余两个则完好无损。5月16日，货物运至马赛，挪威提出索赔。有关本案，下列说法正确的有：

1、下列不属于增值税特点的是()。

动脉手术后患肢需制动1周。

PassageOneQuestions46to50arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech'sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn'tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn'ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindall40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn'tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn'ttellitapartfromarealhumanbeing.Goeldidn'tinformthemaboutJill'strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel'svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.1.WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?

PassageOneQuestions46to50arebasedonthefollowingpassage.ProfessorAshokGoelofGeorgiaTechdevelopedanartificiallyintelligentteachingassistanttohelphandletheenormousnumberofstudentquestionsintheonlineclass,Knowledge-BasedArtificialIntelligence.ThisonlinecourseisacorerequirementofGeorgiaTech'sonlineMasterofScienceinComputerScienceprogram.ProfessorGoelalreadyhadeightteachingassistants,butthatwasn'tenoughtodealwiththeoverwhelmingnumberofdailyquestionsfromstudents.Manystudentsdropoutofonlinecoursesbecauseofthelackofteachingsupport.Whenstudentsfeelisolatedorconfusedandreachoutwithquestionsthatgounanswered,theirmotivationtocontinuebeginstofade.ProfessorGoeldecidedtodosomethingtoremedythissituationandhissolutionwastocreateavirtualassistantnamedJillWatson,whichisbasedontheIBMWatsonplatform.GoelandhisteamdevelopedseveralversionsofJillWatsonbeforereleasinghertotheonlineforums.Atfirst,thevirtualassistantwasn'ttoogreat.ButGoelandhisteamsourcedtheonlinediscussionforumtofindall40,000questionsthathadeverbeenaskedsincetheclasswaslaunched.ThentheybegantofeedJillwiththequestionsandanswers.Aftersomeadjustmentsandsufficienttime,Jillwasabletoanswerthestudents’questionscorrectly97%ofthetime.Thevirtualassistantbecamesoadvancedandrealisticthatthestudentsdidn'tknowshewasacomputer.Thestudents,whowerestudyingartificialintelligence,wereinteractingwiththevirtualassistantandcouldn'ttellitapartfromarealhumanbeing.Goeldidn'tinformthemaboutJill'strueidentityuntilApril26.Thestudentswereactuallyverypositiveabouttheexperience.ThegoalofProfessorGoel'svirtualassistantnextyearistotakeoveranswering40%ofallthequestionsposedbystudentsontheonlineforum.ThenameJillWatsonwill,ofcourse,changetosomethingelsenextsemester.ProfessorGoelhasamuchrosieroutlookonthefutureofartificialintelligencethan,say,ElonMusk,StephenHawking,BillGatesorSteveWozniak.1. WhatdowelearnaboutKnowledge-BasedArtificialIntelligence?

一、Choosetherightanswersforthepronunciationofthefollowingwords(eachonehastwoanswers).为以下单词选出正确读音（每小题有两个答案）1.Exploit

一、Choosetherightanswersforthepronunciationofthefollowingwords(eachonehastwoanswers).为以下单词选出正确读音（每小题有两个答案）1.Live

A公司为一般纳税人，购买了一批材料，买价10万元，增值税1.3万元，运输费0.1万元，则购买此材料的采购成本为11.4万元。（）

甲公司由于购买固定资产于20×1年1月1日产生应付乙公司账款300万元，贷款偿还期限为6个月。20×1年7月1日，甲公司发生财务困难，无法偿还到期债务，经与乙公司协商进行债务重组。双方同意：以甲公司的一批存货抵偿应付乙公司债务。这批存货成本为280万元，公允价值为260万元。假定上述资产均未计提减值准备，不考虑相关税费。则乙公司应确认营业外支出()万元。

1.TheWorldHealthOrganizationdeclaredaglobalhealthemergencyonThursdayasthecoronavirusoutbreakspreadwellbeyondChina,whereitemergedlastmonth.2.Thedeclaration“isnotavoteofno-confidenceinChina,”saidDr.Tedros,theW.H.O.’sdirector-general.“Onthecontrary,theW.H.O.continuestohaveconfidenceinChina’scapacitytocontroltheoutbreak.”Question:Whichofthefollowingcanreplace“control”inthe“WHOcontinuestohaveconfidenceinChina’scapacitytocontroltheoutbreak?”