单项选择题
When the hotel sales manager sells a meeting room to a customer ,().
A.He makes all the arrangementsB.the specific details are handled by other departments concernedC.he arranges for the setup of the roomsD.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()
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∈()
问答题 当幼儿被竹刺刺伤的时候,你作为一名幼儿教师会怎么做?