选择题：Language,culture,and personality may be considered independently（）each other in

题目分类：研究生入学
题目类型：选择题
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题目内容：

Language,culture,and personality may be considered independently（）each other in thought,but they are inseparable in fact.

of

答案解析：

He looked like a farmer,but he was really a policeman（）disguise.in

He looked like a farmer,but he was really a policeman（）disguise.in

分类：研究生入学题型：选择题

A really powerful speaker can work（）the feelings of the audience to the fever o

A really powerful speaker can work（）the feelings of the audience to the fever of excitement.up

分类：研究生入学题型：选择题

设n为正整数，y=yn(x)是微分方程xy'-(n+1)y=0满足条件的解．(I)求yn(x)；(Ⅱ)求级数的收敛域及和函数．

设n为正整数，y=yn(x)是微分方程xy'-(n+1)y=0满足条件的解．(I)求yn(x)；(Ⅱ)求级数的收敛域及和函数．

分类：研究生入学题型：选择题

差分方程Δ2yx－yx＝5的通解为

差分方程Δ2yx－yx＝5的通解为

分类：研究生入学题型：选择题

设随机变量X，Y相互独立，且X的概率分布为P（X＝0）＝P（X＝2）＝1/2，Y的概率密度为（Ⅰ）求P（Y≤EY）；（Ⅱ）求Z＝X＋Y的概率密度。

设随机变量X，Y相互独立，且X的概率分布为P（X＝0）＝P（X＝2）＝1/2，Y的概率密度为（Ⅰ）求P（Y≤EY）；（Ⅱ）求Z＝X＋Y的概率密度。

分类：研究生入学题型：选择题