可促进醛固酮的分泌增多的因素是（）。A．血糖浓度增高 B．血Ca2+浓度降低 C．血

Most computer systems are (26) to two different groups of attacks: Insider attacks and outsider attacks. A system that is known to be (27) to an outsider attack by preventing (28) from outside can still be vulnerable to the insider attacks accomplished by abusive usage of (29) users. Detecting such abusive usage as well as attacks by outsides not only provides information on damage assessment, but also helps to prevent future attacks. These attacks are usually (30) by tools referred to as Intrusion Detection Systems.

A．visit

B．access

C．I/O

D．read/write

34. English is considered as a(n) _______ language, and it is no surprise that there are so many people in the world learning it.

A．universal

B．logical

C．artificial

D．Regular

收益性物业管理的经营费用中，公共设施设备日常运行、维修及保养费包括( )。
①维修与保养费；②室内装修费；③生活用水和污水排放费；④能源费；⑤康乐设施费；⑥杂项费用，⑦绿地管理费；⑧清洁卫生费

A．①②③④⑤⑥
B．②③④⑤⑥⑦
C．③④⑤⑥⑦⑧
D．①②③⑥⑦⑧

甲型病毒性肝炎患者早期实验室诊断的标准是（）

A.血液中检出甲型肝炎抗体

B.血中检出甲型肝炎病毒抗原

C.丙氨酸转氨酶明显升高

D.血清中检出抗原一抗体复合物

E.排除乙型病毒型肝炎即可诊断

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