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【单选题】
下列关于信息安全的说法中,错误的是A.
信息安全包括技术和管理两个主要方面
B.
策略是信息安全的基础
C.
采取充分措施,可以实现绝对安全
D.
保密性完整性和可用性是信息安全的目标
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【判断题】大型煤粉燃烧设备的热损失包括排烟热损失q2、化学（气体）未完全燃烧热损失q3、机械（固体）未完全燃烧热损失q4、散热损失q5、其他热损失（主要是灰渣物理热损失）q6，其中：排烟热损失q2所占比例最大。
A.
正确
B.
错误
【单选题】The S&P 500 index rose by 2.3% on July 29th as a result of ______.
A.
interruption of the ministerial talks
B.
the healthy pace of globe GDP
C.
the growth of the world's GDP by $70 billion
D.
other factors
【单选题】As a result of the enclosures of the 17th and 1th centuries people were______.
A.
legally entitled to own land
B.
forced to look elsewhere for means of supporting themselves
C.
not adequately compensated(补偿) for the loss of their land
D.
badly paid for the work they managed to find
【单选题】As a result of the enclosures of the 17th and i8th centuries,
A.
people were no longer legally entitled to own land
B.
people were forced to look elsewhere for means of supporting themselves
C.
people were not adequately compensated for the loss of their land
D.
people were badly paid for the work they managed to find
【多选题】下列关于资金时间价值描述正确的有
A.
资金的时间价值一般不考虑通货膨胀条件
B.
资金的时间价值是一定量在资金经过一段时间的再投资所增加的价值
C.
资金的时间价值通常表示为没有风险和没有通货膨胀条件下的社会平均资金利润率
D.
只有流通中的资金才具有时间价值
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