市政道路工程规费费率是()。 A: 5.85 B: 5.58 C: 4.39 D: 3.47

[color=#000000]某公司[color=#000000]2019[/color]年的利润留存率为[color=#000000]60%[/color]，净利润和股利的增长率均为[color=#000000]3%[/color]。该公司股票的[color=#000000]β[/color]值为[color=#000000]1.8[/color]，国库券利率为[color=#000000]2%[/color]，市场平均股票收益率为[color=#000000]5%[/color]，则该公司[color=#000000]2019[/color]年的本期市盈率为（　　）。[/color] A: 9.36 B: 8.69 C: 4.39 D: 9.43

2021-04-14 问题

Exercise28 Directions:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.Answerthequestionsbymarkingthecorrespondingletter. Isitcheapertobeawoman--oraman? A.Tocelebratethelaunchofgenderequalityinfinancialservices,Moneyexploredotherareasofspendingtofindoutifthere’sdiscrimination—andaftercrunchingthenumbersfoundthecostofbeingawomanis(mildlyunscientifically)6%morethanaman. Clothes B.Someretailerschargedifferentpricesfornearidenticalitems,dependingonwhetheryouareinthemen’sorthewomen’ssections.Youmightthinkthatmen’sclothesshouldcostmoreastheyarelikelytoinvolvemorematerial,andthisisthecaseatsomeshops-atUniqlo,forinstance，skinnyjeansare£5more,acashmeresweater£10more.However,otherretailerschargewomenmore:atNext,forexample,youwillpay£24fora“supersoftrobe”dressinggown,whileaman’sis£22.Women’sLevi’sjeansare£20morethanthe£70formen’s501s.Overall,wheretherewasadifference,ifyouboughtthesamenumberofidenticalgarments,youwouldpaymoreasaman.ThisseemstobeborneoutbytransactiondatafromBarclaycardwhichshowsthatamongstitscustomers,womenspendanaverageof£59atimeonclothes,whileformenitis£65. C.Butacrossthecourseofayear,womendohaveamuchbiggeroutlay(花费).ThelatestONS(OfficeforNationalStatistics)surveyonhouseholdspendingshowsthatin2011itwasanaverage£244ayearonmen’sclothes,againstanaverageof£458onwomen’sclothes.Women’sshoesaccountedfor£109ayear,whilemen’scost£68.Men’saccessoriescost£10ayear,whilewomen’s£21.Addthisallupandonaveragewomenarespending£588ayearontheirwardrobes,whilemenareshellingout(花大笔钱)£322. Single-sexspending D.TheONSalsohasdataforthecostofunderwear--anditmaynotbeasurprisethathouseholdspendingonwomen’sunderwearishigher,atanaverageof£57.20ayearversus£26formen.AtriptoMarks&Spencerestablishedthatmen’spantscostmorethanknickers,butwomenfaceadditionalcostsfortightsandbras.Asurveyearlierthisyearsuggestedtheaveragewomanhasninebrasinherunderweardrawer-evenifyougoforMarks&Spencer’sbasictwo-packofwhitebras,thatmeansanoutlayofalmost£70,andyouwillneedtoreplacethematsomepoint. E)Anotheritemwomenwillhavetobuypurelybecauseoftheirgenderissanitaryproducts.Theaveragewomanhasperiodsforatleast30yearsofherlifeandtheaveragecycleis28days,soshehas13ayear.Assumingherperiodlastsfivedaysandsheusesfoursanitarytowelsaday,that’s260ayear.Apacketof26AlwaysUltracosts£3.85inBoots,sothataddsupto£38.50ayear,oratleast£1155overalifetime.Fortampons(assuming20cost£1.99)theoutlayislikelytobearound£776over30years. F)Formanywomen,thecostofmake-upaddsaconsiderableamounteachmonth.TheONSsays£2.70aweek,or£140ayear,isspentoncosmetics.Menmightarguethattheyneedtobuyrazors(剃须刀),butsodomanywomen-andtheytendtocostmore.AtBoots,apackof10WilkinsonSwordrazorsaimedatthefemalemarketcost£4.39-£1.30morethanasimilarproductaimedatmen. Thecostofliving G)Thereareothercoststhataredictatedbynature.Women,forexample,areadvisedtohaveanaveragecalorieintakeof2000aday,whileamanneeds2500tomaintainhisweight,somenneed25%morecalorieseveryday.Thiswillnotnecessarilycost25%more-youcanbulkupamealbythrowinginmoreofthecheaperstaplessuchaspastaandriceetc.,butitwilladdtothecost.AsurveyofUSofficeworkersfoundthatmenwhoboughttakeawaysandwicheswerespendingalmostdoubleonluncheachweekthantheirfemalecounterparts. H)Womenarealsoadvisedtodrinkless-twotothreeunitsadayagainstthethreeorfourguidelineformen.Abottleofwineat13.5%alcoholcontains10.13units.Ifitcosts£4.99,assumingyouhavethemaximumeachday,asawomanyouwillspend£1.47andasaman£1.96.That’sabigassumption--manypeopledrinkless,somemore. I)Onebigthingtorememberisthatalthoughalcoholmaybeapreservative,womenarelikelytolivelonger,andwillthereforehavetomeettheirlivingcostsformoreyears.In2010theaveragelifeexpectancyatbirthwas82forwomenand78formen:thatmeansforkingoutforfood,heating,travel,entertainment,forfourextrayears.Thechangetoannuityratesbroughtinbythegenderdirectivemeansthatwomenwillgetthesameincomeasaman,regardlessofthefactthattheyareexpectedtolivelonger,buttheywillneedtofactortheseyearsofextraspendingintotheirothersavings. Haircuts J)Askmostmenhowmuchtheypayforahaircutandthey’llprobablysayaroundatennerattheirlocalbarber.Unlesstheyarefriendswithahairdresser,womenwillusuallyspendatleastdoublethat.Thiswillbeinpartbecausetheygotodifferentplacesfortheircuts,butevenifamanandawomanwalkedintothesamesalonthewomanwouldprobablyenduppayingmore. K)Manysalonshavestoppedpricingaccordingtosex,butsomequotedifferentcostsaccordingtothelengthofhair,whichmeanswomenarelikelytoendupspendingmore.InSupercuts,forexample,pricesareadvertisedasstartingfrom£13.95foracutand£16.95foracutandwash.Atmylocalsalonthehairdressersaidamanwouldpay£16.95or£18.95,whileacutandshampooofmyshoulder-lengthhairwouldcost£23.90. L)Bythispointyoumaywellbeshouting“Ineedtobuyrazorsfarmoreoftenthanmygirlfriend”or“Ihavetospendonmyhair,you’reabaldie(光头)”,andofcourseyourindividualcircumstanceswillaffectyourspendinghabitsandneeds-oryoumayhaveotherexamplesofinstanceswherepricingisdifferentforeachsex. 1.Intermsofasingledayoryear,menusuallyconsumemorealcoholthanwomen. 2.Morematerialusedmakesthemen’sclothesmoreexpensivethanwomen’satUniqlo. 3.People’sspendinghabitsandneedsaredifferentaccordingtotheirownsituations. 4.AccordingtotheONS,women’sspendingonunderwearismorethantwiceasmuchasthatofmen’s. 5.Razorsseemtobenecessaryforbothmenandwomen. 6.Thelongerlifeofwomenmeanstheirlifetimeexpensesmaygetbigger. 7.Onaverage,thatmenneedmorecaloriesthanwomenisthemaincauseofthedifferencebetweenmen’sandwomen’scostoffood. 8.Nomatterwhethermenandwomengotothesameordifferentplacesforhaircut,womenarelikelytospendmorethanmen. 9.Accordingtoasurveyonhouseholdspending,peoplespendmostonclothesratherthanshoesandaccessories 10.Insomesalons,thepriceofhaircutisnotsetbysexanymore,butsometimesbyhowlongthehairis.

Exercise28 Directions:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.Answerthequestionsbymarkingthecorrespondingletter. Isitcheapertobeawoman--oraman? A.Tocelebratethelaunchofgenderequalityinfinancialservices,Moneyexploredotherareasofspendingtofindoutifthere’sdiscrimination—andaftercrunchingthenumbersfoundthecostofbeingawomanis(mildlyunscientifically)6%morethanaman. Clothes B.Someretailerschargedifferentpricesfornearidenticalitems,dependingonwhetheryouareinthemen’sorthewomen’ssections.Youmightthinkthatmen’sclothesshouldcostmoreastheyarelikelytoinvolvemorematerial,andthisisthecaseatsomeshops-atUniqlo,forinstance，skinnyjeansare£5more,acashmeresweater£10more.However,otherretailerschargewomenmore:atNext,forexample,youwillpay£24fora“supersoftrobe”dressinggown,whileaman’sis£22.Women’sLevi’sjeansare£20morethanthe£70formen’s501s.Overall,wheretherewasadifference,ifyouboughtthesamenumberofidenticalgarments,youwouldpaymoreasaman.ThisseemstobeborneoutbytransactiondatafromBarclaycardwhichshowsthatamongstitscustomers,womenspendanaverageof£59atimeonclothes,whileformenitis£65. C.Butacrossthecourseofayear,womendohaveamuchbiggeroutlay(花费).ThelatestONS(OfficeforNationalStatistics)surveyonhouseholdspendingshowsthatin2011itwasanaverage£244ayearonmen’sclothes,againstanaverageof£458onwomen’sclothes.Women’sshoesaccountedfor£109ayear,whilemen’scost£68.Men’saccessoriescost£10ayear,whilewomen’s£21.Addthisallupandonaveragewomenarespending£588ayearontheirwardrobes,whilemenareshellingout(花大笔钱)£322. Single-sexspending D.TheONSalsohasdataforthecostofunderwear--anditmaynotbeasurprisethathouseholdspendingonwomen’sunderwearishigher,atanaverageof£57.20ayearversus£26formen.AtriptoMarks&Spencerestablishedthatmen’spantscostmorethanknickers,butwomenfaceadditionalcostsfortightsandbras.Asurveyearlierthisyearsuggestedtheaveragewomanhasninebrasinherunderweardrawer-evenifyougoforMarks&Spencer’sbasictwo-packofwhitebras,thatmeansanoutlayofalmost£70,andyouwillneedtoreplacethematsomepoint. E)Anotheritemwomenwillhavetobuypurelybecauseoftheirgenderissanitaryproducts.Theaveragewomanhasperiodsforatleast30yearsofherlifeandtheaveragecycleis28days,soshehas13ayear.Assumingherperiodlastsfivedaysandsheusesfoursanitarytowelsaday,that’s260ayear.Apacketof26AlwaysUltracosts£3.85inBoots,sothataddsupto£38.50ayear,oratleast£1155overalifetime.Fortampons(assuming20cost£1.99)theoutlayislikelytobearound£776over30years. F)Formanywomen,thecostofmake-upaddsaconsiderableamounteachmonth.TheONSsays£2.70aweek,or£140ayear,isspentoncosmetics.Menmightarguethattheyneedtobuyrazors(剃须刀),butsodomanywomen-andtheytendtocostmore.AtBoots,apackof10WilkinsonSwordrazorsaimedatthefemalemarketcost£4.39-£1.30morethanasimilarproductaimedatmen. Thecostofliving G)Thereareothercoststhataredictatedbynature.Women,forexample,areadvisedtohaveanaveragecalorieintakeof2000aday,whileamanneeds2500tomaintainhisweight,somenneed25%morecalorieseveryday.Thiswillnotnecessarilycost25%more-youcanbulkupamealbythrowinginmoreofthecheaperstaplessuchaspastaandriceetc.,butitwilladdtothecost.AsurveyofUSofficeworkersfoundthatmenwhoboughttakeawaysandwicheswerespendingalmostdoubleonluncheachweekthantheirfemalecounterparts. H)Womenarealsoadvisedtodrinkless-twotothreeunitsadayagainstthethreeorfourguidelineformen.Abottleofwineat13.5%alcoholcontains10.13units.Ifitcosts£4.99,assumingyouhavethemaximumeachday,asawomanyouwillspend£1.47andasaman£1.96.That’sabigassumption--manypeopledrinkless,somemore. I)Onebigthingtorememberisthatalthoughalcoholmaybeapreservative,womenarelikelytolivelonger,andwillthereforehavetomeettheirlivingcostsformoreyears.In2010theaveragelifeexpectancyatbirthwas82forwomenand78formen:thatmeansforkingoutforfood,heating,travel,entertainment,forfourextrayears.Thechangetoannuityratesbroughtinbythegenderdirectivemeansthatwomenwillgetthesameincomeasaman,regardlessofthefactthattheyareexpectedtolivelonger,buttheywillneedtofactortheseyearsofextraspendingintotheirothersavings. Haircuts J)Askmostmenhowmuchtheypayforahaircutandthey’llprobablysayaroundatennerattheirlocalbarber.Unlesstheyarefriendswithahairdresser,womenwillusuallyspendatleastdoublethat.Thiswillbeinpartbecausetheygotodifferentplacesfortheircuts,butevenifamanandawomanwalkedintothesamesalonthewomanwouldprobablyenduppayingmore. K)Manysalonshavestoppedpricingaccordingtosex,butsomequotedifferentcostsaccordingtothelengthofhair,whichmeanswomenarelikelytoendupspendingmore.InSupercuts,forexample,pricesareadvertisedasstartingfrom£13.95foracutand£16.95foracutandwash.Atmylocalsalonthehairdressersaidamanwouldpay£16.95or£18.95,whileacutandshampooofmyshoulder-lengthhairwouldcost£23.90. L)Bythispointyoumaywellbeshouting“Ineedtobuyrazorsfarmoreoftenthanmygirlfriend”or“Ihavetospendonmyhair,you’reabaldie(光头)”,andofcourseyourindividualcircumstanceswillaffectyourspendinghabitsandneeds-oryoumayhaveotherexamplesofinstanceswherepricingisdifferentforeachsex. 1.Intermsofasingledayoryear,menusuallyconsumemorealcoholthanwomen. 2.Morematerialusedmakesthemen’sclothesmoreexpensivethanwomen’satUniqlo. 3.People’sspendinghabitsandneedsaredifferentaccordingtotheirownsituations. 4.AccordingtotheONS,women’sspendingonunderwearismorethantwiceasmuchasthatofmen’s. 5.Razorsseemtobenecessaryforbothmenandwomen. 6.Thelongerlifeofwomenmeanstheirlifetimeexpensesmaygetbigger. 7.Onaverage,thatmenneedmorecaloriesthanwomenisthemaincauseofthedifferencebetweenmen’sandwomen’scostoffood. 8.Nomatterwhethermenandwomengotothesameordifferentplacesforhaircut,womenarelikelytospendmorethanmen. 9.Accordingtoasurveyonhouseholdspending,peoplespendmostonclothesratherthanshoesandaccessories 10.Insomesalons,thepriceofhaircutisnotsetbysexanymore,butsometimesbyhowlongthehairis.

市政道路工程规费费率是()。 A: 5.85 B: 5.58 C: 4.39 D: 3.47

4.39 控制系统的闭环极点决定了系统的运动形式，决定了系统的动态平稳性和响应速度。

若信号信噪比SNR为20dB，信道带宽为1GHz，则最大数据传输速率为：（ ）。 A: 6.66 Gpbs B: 4.39 Gpbs C: 9.97 Gpbs D: 3.46 Gpbs

某土方工程，垫层底面宽度1400mm，挖土深度1800mm，基础总长220m，根据施工组织设计要求，操作工作面每边0.25m，放坡系数0.3，则挖沟槽土方工程量为（ ） A: 2.52m3 B: 4.39 m3 C: 554 m3 D: 966.24 m3

某建筑工程分部分项工程量清单项目费20万，其中人工机械费8万，施工技术措施清单项目费5万，其中人工机械费2万，施工组织措施费率6.8%，综合费用费率29%，规费费率4.39%，税金费率3.22%，则该工程造价为（C）万元。

若信号信噪比SNR为20dB，信道带宽为1GHz，则最大数据传输速率为：（）。 A: 6.66 Gpbs B: 4.39 Gpbs C: 9.97 Gpbs D: 3.46 Gpbs

某土方工程，垫层底面宽度1400mm，挖土深度1800mm，基础总长220m，根据施工组织设计要求，操作工作面每边0.25m，放坡系数0.3，则挖沟槽土方工程量为（） A: 2.52m3 B: 4.39 m3 C: 554 m3 D: 966.24 m3