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【单选题】
根据抽样定理，用于对模拟信号进行抽样的频率f S 与模拟信号的最高频率f H 的关系是（）A.
f S 〈2f H
B.
f S =2f H
C.
f S 〉2f H
D.
f S ≥2f H
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【单选题】下列关于优先认股权的说法不正确的是( )。
A.
属于优先股股东的权利
B.
优先认股权的认购价格低于市价
C.
附权优先认股权的价值高于除权优先认股权的价值
D.
优先认股权在我国习惯上称为配股权证
【简答题】Separate interviews with parents showed that the vast majority were supportive ______ teachers, with 93 percent of primary school teachers and 89 percent of secondary school teachers seen as competent...
【单选题】下列关于优先认股权的说法不正确的是（ ）。
A.
属于优先股股东的权利
B.
附权优先认股权的价值高于除权优先认股权的价值
C.
优先认股权投资能提供较大程度的杠杆作用
D.
附权优先认股权的价值＝(附权股票的市价－新股票的认购价)/(1+购买1股股票所需的优先认股权数)
【单选题】From the passage, we can draw the conclusion that______.
A.
the personality of a child is well established at birth
B.
family influence dominates the shaping of one's characteristics
C.
the development of one's personality is due to multiple factors
D.
B-type characteristics can find no place in a competitive society
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