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【单选题】
android工程文件中,res/layout目录下存放的文件主要是用来做什么?A.
配置系统运行信息
B.
说明资源的类型
C.
配置页面布局信息
D.
配置页面主题效果
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反馈参考答案：
举一反三
【单选题】38 Piles of dung can’t be relied upon when it comes to estimating elephant numbers because
A.
they are different in size
B.
they scatter an over the region．
C.
they are different in decay rate．
D.
they are different in quality．
【单选题】Piles of dung can't be relied upon when it comes to estimating elephant numbers because
A.
they are different in size
B.
they scatter all over the region
C.
they are different in decay rate
D.
they are different in quality
【单选题】Piles of dung can't be relied upon when it comes to estimating elephant numbers because______.
A.
they are different in size.
B.
they scatter all over the region.
C.
they are different in the rate of decay.
D.
they are different in quality.
【单选题】When estimating population parameters, a point estimate is:
A.
a range of possible values for a population parameter.
B.
always equal to a population value.
C.
a statistic that estimates a population parameter.
D.
the population mean.
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