选择题:I will be going to the United States( )a business mission.on

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题目内容:

I will be going to the United States( )a business mission.

on

答案解析:

I can’t study with that music getting( )my nerves.on

I can’t study with that music getting( )my nerves.on

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His behavior finally provoked her( )leaving him.into

His behavior finally provoked her( )leaving him.into

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High interest rates discourage people( )borrowing money.from

High interest rates discourage people( )borrowing money.from

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He has been charged( )murdering his wife.with

He has been charged( )murdering his wife.with

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袋中有1个红球、2个黑球与3个白球,现有放回地从袋中取两次,每次取一个球。以X,Y,Z分别表示两次取球所取得的红球、黑球与白球的个数。(Ⅰ)求P{X=1|Z=0

袋中有1个红球、2个黑球与3个白球,现有放回地从袋中取两次,每次取一个球。以X,Y,Z分别表示两次取球所取得的红球、黑球与白球的个数。(Ⅰ)求P{X=1|Z=0};(Ⅱ)求二维随机变量(X,Y)的概率

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