皮皮学，免费搜题
登录
搜题
【判断题】
快递服务与邮政普通服务的根本区别是两者属于不同社会性质的服务产品:邮政普遍服务是社会提供的公共产品,而快递服务则是企业提供的私人产品。()A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】The text shows that Rolly Rouse is________．
A.
creative
B.
cautious
C.
considerate
D.
conservative
【单选题】The text shows that __________.
A.
Almie Rose was thankful for the lover her parents had for her
B.
Almie Rose was glad that she was able to choose her own bike
C.
Almie Rose’s father was an artist with special skills
D.
Almie Rose would trade in the model bike for a real one
【单选题】The text shows that in making a decision, an optimistic person______.
A.
neglects taking all factors into consideration
B.
ignores possible flaws in whatever he thinks
C.
disregards unfavorable factors deliberately
D.
is more likely to make unnecessary errors
【单选题】The text shows that _______
A.
Almie Rose was thankful for the love her parents had for her
B.
Almie Rose was glad that she was able to choose her own bike
C.
Almie Rose's father was an artist with special skills
D.
Almie Rose would trade in the model bike for a real one
【单选题】The text shows that _____.
A.
Tommy's parents had no love for each other at all
B.
Children can't grow up normally in a single-parent family
C.
Nobody can help those who have lots of problems
D.
Children are very often the ties of love that bond the family togethe
【单选题】The text shows that the author views economics as______.
A.
a science useful for decision-making in both the long and the short term, as demonstrated by the example of game theory
B.
an entirely applicable science, despite common criticisms of short-sightedness
C.
a short sighted science, except for the concept of game theory
D.
the most practical and useful method by which to determine the proper solutions to long and short term questions
【简答题】设X的密度函数为 ，试确定常数a和b的值，并求分布函数F(x)
相关题目：
参考解析：
知识点：
题目纠错 0
发布
