皮皮学，免费搜题
登录
搜题
【多选题】
大学生是一对学生情侣,突然提出分手,理由是觉得脾气不好,而且家里还有三个弟弟妹妹,负担太重,舍不得,多次找要求复合都被拒绝,就从实验室分多次偷了浓硫酸,凑够一大瓶,在下自习回家的路上泼向她,造成她皮肤重度烧伤,终身残疾。你觉得大学生恋爱,应该持有的正确态度是?A.
不爱了就毁灭她
B.
失恋的困扰可以向心理中心求助
C.
没人能够理解失恋的痛苦
D.
恋爱关系中,每个人都有选择的权力
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】实际液体的水力坡度 J 为
A.
J <0< /div>
B.
J= 0
C.
J> 0
D.
J = J p
【单选题】若函 数 y = f ( x ) 是一随机变量 X 的概率密度,则( )一定成立。
A.
y = f ( x ) 的定义域为[0,1]
B.
y = f ( x ) 非负
C.
y=f(x)的值域为[0,1]
D.
y = f ( x ) 在 内连续
【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. A lawyer friend of mine has devoted herself to the service of humanity. Her spe...
A.
she has tried to earn her living by providing service for human beings
B.
she has tried to provide service to people in need of humane consideration
C.
she has tried to work for the cause of law at any cost
D.
she has devoted herself to the public relationship in spite of loss of income
【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. George had stolen some money. The police had caught him and he had been put in ...
A.
A person who works in a court.
B.
A police officer.
C.
A judge.
D.
A group of people who decide if someone on trial is guilty or not.
【单选题】岁男孩，阵发性痉挛性咳嗽20余日，出生时接种卡介苗，1：2000OT试验硬结直径20mm，胸片右肺门淋巴结增大，诊断为（）
A.
百日咳
B.
百日咳合并肺炎
C.
支气管淋巴结核
D.
原发综合征
E.
支原体肺炎
【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. A few ways Greyhound can make your next trip even easier. Tickets By mail. Avoi...
A.
an airline
B.
a hotel
C.
a website
D.
a bus company
【单选题】若函数y=f(x)为随机变量X的概率密度,则下列说法一定正确的是
A.
f(x)的定义域为[0,1]
B.
f(x)的值域为[0,1]
C.
f(x)非负
D.
f(x)在(-∞,+∞)连续
【单选题】若 y = f(x) 是连续随机变量 X 的概率密度,则有
A.
f (x) 的定义域为 [0 ， 1]
B.
f (x) 的值域为 [0 ， 1]
C.
f (x) 非负
D.
f (x) 在实数轴 上连续
【简答题】设二维随机变量 的联合概率密度函数为 f ( x , y ) ,若等式 f ( x , y ) = f 1 ( x ) 、 f 2 ( x ) ( f 1 ( x ) 、 f 2 ( x ) 分别为 X 和 Y 的概率密度函数),则 X 与 Y 的 关系是 。
相关题目：
【单选题】实际液体的水力坡度 J 为
A.
J <0< /div>
B.
J= 0
C.
J> 0
D.
J = J p
【单选题】若函数y=f(x)为随机变量X的概率密度,则下列说法一定正确的是
A.
f(x)的定义域为[0,1]
B.
f(x)的值域为[0,1]
C.
f(x)非负
D.
f(x)在(-∞,+∞)连续