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【单选题】
数据库设计可划分为六个阶段,每个阶段自己的设计内容, “ 利用关系数据理论进行关系模式的优化 ” 这一设计内容应该属于( )设计阶段。A.
概念设计
B.
逻辑设计
C.
物理设计
D.
全局设计
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举一反三
【简答题】The driver must take responsibility for the accident _______________ because he was not paying full attention.
【单选题】The driver must take complete___ for this accident .
A.
control
B.
objection
C.
business
D.
responsibility
【简答题】Task 4 Fill in the blanks in the following sentences with the words given in the box. Change the form where necessary. encounter come across alter in the course of liberate be reluctant to ...
【简答题】encounter come across alter in the course of liberate be
reluctant to philosophy keep in mind to
a certain extent genuinely 1) When you invest your money in something, please ___________ that the...
【单选题】张先生, 59岁,因咳嗽、咳痰2年,痰中带血,食欲减退,体重下降收治入院。对该患者的诊断最有意义的检查是 ()
A.
纤维支气管镜检查
B.
痰结核菌检查
C.
血培养
D.
肺活检
E.
痰脱落细胞检查
【单选题】The driver must take responsibility for the accident_______ because he was not paying his attention.
A.
so
B.
why
C.
liberation
D.
to a certain extent
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