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【单选题】
离散型随机变量 的分布函数为 ,则 ( ) .
A.
F(x)处处连续
B.
F(x)处处右连续
C.
F(x)处处左连续
D.
F(x)在其定义域是严格单调函数
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参考答案：
举一反三
【判断题】If you don't know what form of a person' s name they prefer ,stick to what you can see in“public”.
A.
正确
B.
错误
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【单选题】Is teaching important? Well, of course it is. There was a time when the necessary knowledge could be taught to the young by family members. But as societies became more complex and division of labor m...
A.
family members had been responsible for the education of the young
B.
specialists had been in charge of teaching young people
C.
young people had had to be self-educated
D.
the society had played an important role in educating young people
查看完整题目与答案
【单选题】听力原文：W: Do you mind if I turn the TV off? M: Can you see the football match hasn't finished yet? W: But the baby is already in bed. M: Oh, OK. You always get your way. What do we learn from the man's ...
A.
He doesn't care if it is turned off.
B.
He thinks the woman is right.
C.
He is reluctant to turn it off.
D.
He wants the woman to watch the game, too.
查看完整题目与答案
【单选题】It ____ that all the students were having lessons in the teaching buildings when the earthquake occurred. [      ]
A.
happens
B.
was happened
C.
happened
D.
was happening
查看完整题目与答案
【单选题】听力原文：M: Can you see the lake today? W: You could if there is no fog. Q: What does the woman mean? (16)
A.
It's clear that the lake is too small to see.
B.
She would like to see the man.
C.
The water in the lake is muddy.
D.
It's too foggy to see the lake now.
查看完整题目与答案
【判断题】泰勒氏思想是科学管理阶段现代化的标准。()
A.
正确
B.
错误
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【单选题】甲、乙两个工程承包单位组成施工联合体投标,甲单位为施工总承包一级资质,乙
A.
为级资质，则该施工联合体应按(   )资质确定等级。
B.
一级
C.
二级
D.
三级
E.
特级
查看完整题目与答案
【简答题】According to John Rockford, it is a good idea when teaching Standard English
查看完整题目与答案
【多选题】甲、乙两个工程承包单位组成施工联合体投标，参与竞标某房地产开发商的住宅工程。关于该联合体投标的说法中，正确的是（ ）。
A.
甲、乙以一个投标人的身份参与投标
B.
如果中标，甲、乙应就各自承担的部分与房地产开发商签订合同
C.
如果中标，甲、乙对开发商承担连带责任
D.
如果中标，甲、乙对开发商承担按份责任
查看完整题目与答案
【单选题】Is teaching important? Well, of course it is. There was a time when the necessary knowledge could be taught to the young by family members. (25) But as societies became more complex and division of la...
A.
young people had had to be self-educated
B.
specialists had been in charge of teaching young people
C.
family members had been responsible for the education of the young
D.
the society had played an important role in educating young people
查看完整题目与答案
相关题目：
【判断题】If you don't know what form of a person' s name they prefer ,stick to what you can see in“public”.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Is teaching important? Well, of course it is. There was a time when the necessary knowledge could be taught to the young by family members. But as societies became more complex and division of labor m...
A.
family members had been responsible for the education of the young
B.
specialists had been in charge of teaching young people
C.
young people had had to be self-educated
D.
the society had played an important role in educating young people
查看完整题目与答案
【单选题】听力原文：W: Do you mind if I turn the TV off? M: Can you see the football match hasn't finished yet? W: But the baby is already in bed. M: Oh, OK. You always get your way. What do we learn from the man's ...
A.
He doesn't care if it is turned off.
B.
He thinks the woman is right.
C.
He is reluctant to turn it off.
D.
He wants the woman to watch the game, too.
查看完整题目与答案
【单选题】It ____ that all the students were having lessons in the teaching buildings when the earthquake occurred. [      ]
A.
happens
B.
was happened
C.
happened
D.
was happening
查看完整题目与答案
【单选题】听力原文：M: Can you see the lake today? W: You could if there is no fog. Q: What does the woman mean? (16)
A.
It's clear that the lake is too small to see.
B.
She would like to see the man.
C.
The water in the lake is muddy.
D.
It's too foggy to see the lake now.
查看完整题目与答案
【判断题】泰勒氏思想是科学管理阶段现代化的标准。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】甲、乙两个工程承包单位组成施工联合体投标,甲单位为施工总承包一级资质,乙
A.
为级资质，则该施工联合体应按(   )资质确定等级。
B.
一级
C.
二级
D.
三级
E.
特级
查看完整题目与答案
【简答题】According to John Rockford, it is a good idea when teaching Standard English
查看完整题目与答案
【多选题】甲、乙两个工程承包单位组成施工联合体投标，参与竞标某房地产开发商的住宅工程。关于该联合体投标的说法中，正确的是（ ）。
A.
甲、乙以一个投标人的身份参与投标
B.
如果中标，甲、乙应就各自承担的部分与房地产开发商签订合同
C.
如果中标，甲、乙对开发商承担连带责任
D.
如果中标，甲、乙对开发商承担按份责任
查看完整题目与答案
【单选题】Is teaching important? Well, of course it is. There was a time when the necessary knowledge could be taught to the young by family members. (25) But as societies became more complex and division of la...
A.
young people had had to be self-educated
B.
specialists had been in charge of teaching young people
C.
family members had been responsible for the education of the young
D.
the society had played an important role in educating young people
查看完整题目与答案
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