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【单选题】
设两两相互独立的三事件, A , B 和 C 满足条件: ABC = F , P ( A )= P ( B )= P ( C )< 1/2 ,且 P ( A ∪ B ∪ C ) =9/16 ,求 P ( A ) .A.
1/2
B.
1/4
C.
3/4
D.
3/5
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举一反三
【单选题】患者的基本医疗权不包括
A.
应该得到基本医疗保健服务的权利
B.
生病后得到及时医疗的权利
C.
平等享受医疗服务的权利
D.
能够选择自己应该得到何种医疗的权利
E.
医疗保健不受民族、性别、财产状况影响的权利
【单选题】According to the passage, what is common to relational terms and deictic expressions?
A.
They both require a considerable exercise of intelligence.
B.
They both involve the concept of size in referring to objects.
C.
They can both be used to test the intelligence of children.
D.
They pose difficulties for young children in acquisition of language.
【单选题】患者的基本医疗权不包括
A.
应该得到基本医疗保健服务的权利
B.
生病后得到及时医疗的权利
C.
平等享受医刑艮务的权利
D.
能够选择自己应该得到何种医疗的权利
E.
医疗保健不受民族、性别、财产状况影响的权利
【简答题】What mathematical concept is a relational database model based on?
【简答题】在原子荧光光度计 中, ___________ 和检测器 呈直角放置,其目的是为了避免 ___________对荧光测定的干扰 。
【单选题】What does relational argumentation concern?
A.
It concerns the nature and definition of things.
B.
It concern the relationship between things.
C.
It concerns the value or worth of things.
D.
None of the above.
【单选题】What are the relationships that the relational database is named for?
A.
Relationships between entities
B.
Relationships between rows and columns
C.
Relationships between databases
D.
Relationships between fields and records
【简答题】某企业某年12月份发生以下经济业务，要求编制有关的会计分录：
企业以银行存款50000元偿还所欠供应单位的购料款。
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