设 f(x) 和 F(x) 分别是随机变量X 的分布密度函数和分布函数，则对任意a<b，有()
B
暂无解析
It_____quiteafewyears_____theaccusedwasdeclaredinnocentandsetfree.
"______thefriendshipbetweenourtwopeoplelastforever!",andwiththissincerehope,thepresidentconcludedhisspeech.
Inrecentyearsmuchmoreemphasishasbeenput______developingthestudentsproductiveskills.
Thegreatuseofschooleducationisnotsomuchtoteachyouthings_____toteachyoutheartoflearning.
在现代企业经营管理中“道”通常指企业的思想、理念和价值观。下面句中加点的“道”字与企业经营管理中的“道”意义相近的是
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