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【单选题】
对数据理解正确的是()A.
数据就是用来反映客观事物的性质、属性以及相互关系的任何字符、文字、图形。
B.
数据就是数字
C.
数据与信息毫无关系
D.
数据就是信息
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【简答题】In the past several years, _____________(粮食产量增长了10%)in this area.
【简答题】Very significant advances in lasers have been made in the past several years that open the door to more rapid progress in optical communicaitons system.
【单选题】Econometrics has witnessed a rather rapid development in the past several decades because
A.
There is a need for empirical verification of economic theory
B.
More and more high quality economic and finance data are available.
C.
Advance in computer technology
D.
All of the above
【单选题】In the past several weeks, many cities in Northern China from heavy fogs and severe cold.
A.
had suffered
B.
have been suffering
C.
were suffered
D.
suffered
【单选题】Why financial aid has been boosted in roughly 100 universities and colleges in the past several years ?
A.
Because of the growing shortage of poor and working-class students on campus.
B.
Because the government wants to boost the socioeconomic diversity.
C.
Both A and B
【单选题】我们在过去几个月里已经成功地加速了生产率。
A.
In the past several months, we have successfully increased our productivity.
B.
We have succeeded in speeding up our production rates in the last few months.
C.
In the last several months, we have speeded up our production rates.
D.
We have increased our prod
【单选题】In the past several years, the representatives of the two countries have met frequently to discuss ______ issues.
A.
a cluster of
B.
a host of
C.
a flock of
D.
a bunch of
【单选题】对下列代码解析正确的是 (_____) 。 body{ margin:0 } div{float:left; margin-left:10px; width:200px; height:200px; border:1px solid red }
A.
浮动后本来外边距 20px ,但 IE 解释为 10px ,解决办法是加上 display:block;
B.
浮动后外边距 10px ,但 Firefox 解释为 20px 。
C.
浮动后本来外边距 10px ,但 IE 解释为 20px ,解决办法是加上 display:inline 。
D.
其余三种说法都不对。
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