题目内容

管理会计的主要职能是反映和监督。

A. 对
B. 错

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Linda:Hey,Susie.Whatareyoudoinghere?IthoughtyouwereinParisonholiday!Susie:Ishouldhavebeen!1,myplans didn’treallyworkout.Linda:Whathappened?Youweresoexcitedaboutthatholiday!Susie:Iknow.I’mhome2 mydogisinhospital.Linda:Inhospital?Why?Susie:Well,sheatesomesushi3 itactuallywasn’tforher.Ithinkthesushiwasbad.4,thepoorlittlethingwasverysickandIhadtotakehertohospital.Linda:Ohno!Whycouldn’tyourhusbandlookafterthedog,soyoucouldtraveltoParisas planned?Susie:Whenmyhusbandcamehome,thehouse wasempty,5 (eventhough/since)Iwasinhospital withthedog.Hewasreallyhungry,andheatethesushi.Linda:Uh oh…Susie:Yes.So,6 thesushi,myhusbandisnowin ahospitalontheothersideofthetown fromthehospitalmydogisin.Linda:Poor you!

对于一阶RC单时间常数电路,输出电压从电容元件C两端取出,则该电路为

A. 低通滤波器
B. 高通滤波器
C. 带通滤波器
D. 无法确定

对于一阶RC电路,输出电压从电阻元件R两端取出,该电路为

A. 低通滤波器
B. 高通滤波器
C. 带通滤波器
D. 无法确定

【单选题】多数病毒粒子的直径在( )。

A. 1nm上下;
B. 10nm上下;
C. 100nm上下;
D. 1m上下。

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