某企业需要购买一台应用服务器，要求从主流设备中选购性价比最高者。总工曾对四种主流设备A~D的多项性能指标结合本企业使用需求给出了性能综合评分，信息处理技术员小黃进行了询价，并制作了下图。据此，该企业应选购设备()
A、AA
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WhenthepoliceofficerswhotookpartintheKingbeatingwerefirstbroughtto___________,theirlawyersusedthevideotapeasevidenceagainsttheprosecution.
Weareconvinced____therighteousnessofourcause.
Youmustpayimport____oncertaingoodsbroughtintothiscountry.
Marytiptoedoverandtooktheclockawaybecauseshehatedtohearit（）whenshewastryingtogotosleep.
_____nocauseforalarm,theoldmanwentbacktohisroom.
