题目内容

设x表示一个沿数轴做随机运动的质点位置,A ={x>22},B ={x<19},A、B事件的关系

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When learning about _______, it is important to keep some of these remmendations in mind.

First, you might think that you want expensive items, but what you really want is _____ from others.

However, humility will ultimately gain you more of respects than ______ will.

Also, you cannot learn the value of money without feeling the effect of its _______.

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