8.按投资的财务风险分类，投资可以分为（）。

“管理费用”科目通常设置的辅助核算是(　　)。

CapsLock键的功能是“插入”和“改写”状态的转换。

已知某机械挖土挖土的产量定额为21m³/台班，那么该机械的时间定额为()。

IV分析仪在实验室没有实际设备与之对应。

当SymbolStandard设置如图所示，元器件符号标准为（）

Passage2Youmayhaveheardthesaying“TheYangtzeRiverChina'smotherriver.”Itisalmost6400kilometerslong.Astheworld’sthird-longestriver,itcoversone-fifthoflandarea.TheYangtzeRiverEconomicZone(长江经济带)coverselevenprovincesandcities,makingupaboutfortypercentofChina’stotalpopulationandGDP.OnDecember26,ChinapassedtheYangtzeRiverProtectionLaw,whichcameintoforceonMarch1,2021.ItisthefirstlawtoprotectawaterwayinChina.Themotherriverisingreatneedofprotectionbecausesomethingiswrongwithit.Forexample,becauseofoverfishingandwaterpollution,theriver’sChinesepaddlefishhasdiedoutthere.There’salsodesertifiedlandandsoilpollutionneartheriver.Accordingtothelaw,fishingwillnotbeallowedinalloftheYangtze'snaturalwaterways,includingitsmajortributaries(支流)andlakes.Thosewhoarecaughtfishingwillbefined(罚款)50000to500000yuan.Diggingsandwillbestrictlylimited(限制)intheriver.Manycompaniesarediggingsandalongtheriver.However,thishasledtolowerwaterlevelsontheriver,whichhascausedtheriver’swatertodecline.Companiesandfactoriesalongtheriverwillneedtofocusongreendevelopment.Iftheiractivitiesdoharmtothewaterways,theywillbemovedaway,thelawsays.8.WhatdoesParagraph3explain?

Passage2Youmayhaveheardthesaying“TheYangtzeRiverChina'smotherriver.”Itisalmost6400kilometerslong.Astheworld’sthird-longestriver,itcoversone-fifthoflandarea.TheYangtzeRiverEconomicZone(长江经济带)coverselevenprovincesandcities,makingupaboutfortypercentofChina’stotalpopulationandGDP.OnDecember26,ChinapassedtheYangtzeRiverProtectionLaw,whichcameintoforceonMarch1,2021.ItisthefirstlawtoprotectawaterwayinChina.Themotherriverisingreatneedofprotectionbecausesomethingiswrongwithit.Forexample,becauseofoverfishingandwaterpollution,theriver’sChinesepaddlefishhasdiedoutthere.There’salsodesertifiedlandandsoilpollutionneartheriver.Accordingtothelaw,fishingwillnotbeallowedinalloftheYangtze'snaturalwaterways,includingitsmajortributaries(支流)andlakes.Thosewhoarecaughtfishingwillbefined(罚款)50000to500000yuan.Diggingsandwillbestrictlylimited(限制)intheriver.Manycompaniesarediggingsandalongtheriver.However,thishasledtolowerwaterlevelsontheriver,whichhascausedtheriver’swatertodecline.Companiesandfactoriesalongtheriverwillneedtofocusongreendevelopment.Iftheiractivitiesdoharmtothewaterways,theywillbemovedaway,thelawsays.8.WhatdoesParagraph3explain?

8.一个证券组合与指数的涨跌关系通常是依据()予以确定。

8.主营业务利润率是主营业务利润与主营业务收入的百分此。()

下列各项中，不应确认为无形资产的是（）。

无形资产是指企业拥有或控制的没有实物形态的非货币性资产。

某企业于4月10日销售商品收到带息票据一张，面值50000元，年利率8%,6个月期，于6月10日贴现，贴现率为9%,该企业实际收到的贴现金额应为（)元。

一完全竞争的厂商每天的总收入为8000元，这是其利润最大化的产出。厂商的平均成本是8元，边际成本是10元，平均可变成本是5元，其每天的产量为()。

某估价机构于2013年6月10日至20日为某房地产抵债进行了评估，估价时点为2013年6月15日。因估价结果有争议，2020年8月15曰进行复估，则复估的估价时点为（）。