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填空题
The members of set O are the integer solutions of the inequality 3x-4 ≤11, and the members of set P are the integer solutions of the inequality-4x+5<-7. What is one member of the intersection of O and P ?____
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解析：
因为3x-4≤11，x≤5。-4x+5<-7，x＞3。满足着两个式子的x的可能的值为3 < x≤5，所以O和P的交叉点为4和5。
因为3x-4≤11，x≤5。-4x+5<-7，x＞3。满足着两个式子的x的可能的值为3 < x≤5，所以O和P的交叉点为4和5。
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Add the Known Type attribute to the data contract.Set the Order property of each data member to unique integer value.C
Set the Emit Default Value property of each data member to false.D
Set the Is Required property of each data member to true.
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