从内容角度看,计量经济学可分为()。A.理论计量经济学 B.狭义计量经济学 C.应用

题型:多项选择题

问题:

从内容角度看,计量经济学可分为()。

A.理论计量经济学

B.狭义计量经济学

C.应用计量经济学

D.广义计量经济学

E.金融计量经济学

考点:经济学计量经济学计量经济学题库
题型:多项选择题

此题要求改正所给短文中的错误。对标有题号的每一行做出判断:

如无错误,该行右边横线上画一个勾(√);如有错误(每行只有一个错误),则按下列情况改正:

此行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。

此行缺一个词:在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词。

此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。

注意:原行没有错的不要改。

My classmate, Joseph, is at present in hospital

with a breaking leg. He was walking to school the other    小题1:_______

day when he let a bicycle ran right into him. He never watches   小题2:_______

where he is going, so he often gets into the trouble.       小题3:_______

But he is having a nice time there. He has a comfortable         小题4:______

room, patiently nurses, and a great deal of time to read.    小题5:_______

Some friends of his go to see him every day, they take           小题6:_______

him lots of good book and fresh fruit. He is not losing any time小题7:______

from school because he is busy study what he has               小题8:______

missed in class. The doctor says he is recovering fast than  小题9:______

expected and will be out of hospital a few weeks.            小题10:______

题型:多项选择题

传染病与一般疾病的区别是 [ ]

A、具有传染性  

B、具有流行性  

C、对人类危害更大  

D、以上都是

题型:多项选择题

一般而言,直流电比交流电危险,高频率比低频率危险,电流强度越大,电压越高,接触时间越长,就越危险。

题型:多项选择题

饭店优质服务的职业道德属于()的范畴。

A、经济基础

B、上层建筑

C、文化艺术

D、法律法规

题型:多项选择题

进程通信有那三种基本类型?

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