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【简答题】
对于SQL Server 2008数据库系统中的数据存在多种危险,其中()是事务运行到最后没有达到正常提交而产生故障,从而对数据造成破坏。
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举一反三
【单选题】What did the passage try to tell us?
A.
The boy was too shy to ask the girl out.
B.
The boy loved music so much.
C.
There was love at first sight.
D.
Both the boy and the girl missed their love.
【单选题】It remains to be seen what effects the new educational reform will _________ students.
A.
make on
B.
take on
C.
have on
D.
get on
【简答题】函数z=2x 2 +y 2 在点(1，1)沿该点的梯度方向的方向导数为______
【简答题】PNP 型晶体三极管工作放大区时,发射结和集电结的工作状态() A、 发射结和集电结都正偏 B 、发射结和集电结都反偏 C 、发射结正偏、集电结反偏 D 、发射结反偏、集电结正偏
【判断题】保证人经济实力下降或信用状况恶化是导致保证人担保能力下降的主要原因,这种风险会使保证担保对银行债权的保障能力降低,第二还款来源不足。 ( ) 正确 错误
A.
正确
B.
错误
【简答题】Both she and I ____watching TV when he came back. (was, were)
【单选题】What is the question that remains to be studied?
A.
How to explain the long-term effects of the training.
B.
How to better improve older people's mental skills.
C.
How to attract more older people to take part in the training.
D.
How to increase older people's awareness of mental health.
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