皮皮学，免费搜题
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搜题
【单选题】
计算机使用一段时间后发现,系统启动时间变长,系统响应迟钝,应用程序运行缓慢,为此,需要进行系统优化,系统优化工作不包括(25)A.
升级已加载的所有应用软件
B.
卸载不再使用的程序
C.
关闭不需要的系统服务
D.
经常清除系统垃圾
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知识点：
皮皮学刷刷变学霸
举一反三
【多选题】Please match the structures of family with the correct description. 1) single-parent family 2) extended family3) blended family4) childless family5) nuclear family
A.
There are parents and their children in this kind of family and they live in the same residence.
B.
This type of family includes all relatives in close proximity, such as grandparents, aunts, uncles, and cousins.
C.
This type of family has a step-mon, a step-dad, and even step-siblings.
D.
This type of family may only have one mom or one dad.
E.
In these families, the couples either cannot or choose not to have children.请安顺序写错1）至5）所对应的选项序号，答案格式参考：ABCDE
【简答题】保守速动资产一般是指以下几项流动资产( )。 A短期证券投资净额 B待摊费用 C预付帐款 D应收账款净额 E货币资金
【简答题】Match the listed structures with the the descriptions that follow. aorta inferior vena cava superior vena cava arteriole mitral valve tricuspid valve atrium pulmonary ar...
【简答题】Match the research article titles with their linguistic structures.
【简答题】Match the listed anatomic structures with the descriptions that follow. adenoids epiglottis paranasal sinuses alveoli hilum parietal pleura bronchi larynx pharynx bronc...
【简答题】Please match the types of structures and their appropriate fields.
【简答题】Match the listed anatomic structures with the descriptions that follow. adenoids epiglottis paranasal sinuses alveoli hilum parietal pleura bronchi larynx pharynx bronc...
【简答题】Match the clauses with their structures.
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