张某、王某、李某、赵某共同投资设立合伙企业，约定利润分配比例为4:2:2:2。现张某、王某已退伙，李某、赵某未就现有合伙企业的利润分配约定新的比例，经过协商后也无法确定。依照我国《合伙企业法》的有关规定，现该合伙企业的利润在李某、赵某之间应()。

甲、乙、丙、丁共同投资设立合伙企业，约定利润分配比例为4：2：2：2.现甲、乙已退伙，丙、丁未就现有合伙企业的利润分配约定新的比例，经过协商后也无法确定，亦无法确定二人的实缴出资比例。依照法律规定，现该合伙企业的利润在丙、丁之间如何分配()。

利用定积分求极限$$lim_{ntoinfty}n(frac{1}{n^2+1}+frac{1}{n^2+2^2}+cdots+frac{1}{2n^2})=int_0^1frac{dx}{1+x^2}=frac{pi}{4}.$$

2.2.2分度号为Pt100、Pt1000的热电阻表示铂热电阻在0℃时的阻值分别为100Ω、1000Ω。

解决我国水资源空间分布不均的主要途径是（）。

计算地表水资源数量，需要了解（）、（）、（）的计算方法。

水力发电在某种意义上讲，是将水的势能变成机械能又变成电能的转换过程。

蒸发是影响水资源数量的重要水文要素，其评价内容应包括（）、（）、（）。

以下哪些不是计算陆面蒸发量常采用的方法？（）

2-2.Whatdoestheauthormeanwhenhesays,“wecan’tturntheclockback”?

已知EDTA的pKa1~pKa6分别为0.9,1.6,2.0,2.67,6.16,10.26。今在pH>12的碱性溶液中，以EDTA滴定等浓度的Ca2+，已知在此条件下Ca2+不发生副反应。下列叙述正确的是

车间管理的目标是按照（）的要求，按时，按质、按量与低成本完成加工制造任务。

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.’Oritcouldbethecoffeebreakatworkwhereyoushare(2)_____withcolleaguesinotherdepartments.Butnowadaysnetworkinghasbecomeaneventinitself.

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.internationalArtConsultantshasbeensourcingandcommissioningart(2)______forover25years.

计算0.1mol/L溶液的pH（）已知EDTA（H6Y2+的六级解离常数分别为pKa1-pKa6分别是0.9、1.6、2.07、2.75、6.24、10.34）