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【单选题】
乙型肝炎病毒（HBV）标志物的检测，是乙型肝炎（乙肝）诊断和健康体检的基本项目。HBV标志物很多，最常检测的项目有：乙肝表面抗原（HBsAg）；乙肝表面抗体（抗-HBs）；乙肝e抗原（HBeAg）；乙肝e抗体（抗-HBe）；乙肝核心抗体（抗-HBc）；俗称“两对半”。人体感染HBV后，在不同的病期、阶段和由于个体状况的差异，血液样本中的HBV有关标志物可出现不同的组合，呈现多种反应模式，正确认识和评价各种反应模式，对乙肝的诊断、效果评价、预后和预防有重要意义。同一人群在不同时期，检测其反应模式也会发生变化。病毒感染已痊愈的表现是（）A.
HBsAg（＋），HBeAg（－），抗HBc（+）
B.
HBsAg（－），抗HBs（+），抗HBc（+）
C.
HBsAg（+），HBeAg（+），HBV-DNA（+）
D.
HBsAg（+），HBeAg（－），HBV-DNA（－）
E.
HBsAg（+），HBeAg（－），HBV-DNA（+）
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【多选题】网络商务信息发布是( )。
A.
网络营销的一项基本职能
B.
将已形成的有价值的信息发布到报纸上去
C.
网络营销最常用的方法之一
D.
将已形成的有价值的信息通过电台发送
【简答题】Home ownership became a priority once ______.
【单选题】Why does the professor discuss private ownership of a lake?
A.
To argue that it is not necessary to regulate a resource
B.
To contrast private ownership with government regulation
C.
To show that private ownership is not always managed well
D.
To give an example of a project that was too expensive
【单选题】When determining whether independence is impaired because of an ownership interest in a client company, materiality will affect ownership:
A.
in all circumstances.
B.
only for direct ownership.
C.
only for indirect ownership.
D.
under no circumstances.
【单选题】In many countries with concentrated ownership( )
A.
the conflicts of interest between shareholders and managers are worse than in countries with diffuse ownership of firms.
B.
the conflicts of interest are greater between large controlling shareholders and small outside shareholders than between managers and shareholders.
C.
the conflicts of interest are greater between managers and shareholders than between large controlling shareholders and small outside shareholders.
D.
corporate forms of business organization with concentrated ownership are rare.
【判断题】Social ownership is any of various encompasses public ownership, employee ownership, cooperative ownership, citizen ownership of equity, common ownership and collective ownership
A.
正确
B.
错误
【简答题】如果正反杂交试验获得的F1 表现不同,这可能是由于(1)性连锁;(2)细胞质遗传;(3)母性影响。你如何用试验方法确定它属于哪一种情况?
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