相关考题
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单项选择题
When the hotel sales manager sells a meeting room to a customer ，（）.
A.He makes all the arrangements
B.the specific details are handled by other departments concerned
C.he arranges for the setup of the rooms
D.he also controls over the different departments concerned -
单项选择题
证见恶寒无汗，干咳少痰，苔白少津，脉浮紧。不宜使用的药物是（）
A.紫苏叶
B.陈皮
C.栀子
D.半夏 -
填空题
若关系模式R∈2NF，则要求R中每个非主属性都完全函数依赖于R∈（）
