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【单选题】
如果市场中有很多供应商和少量购买者,这样的市场就是()
A.
完全竞争市场
B.
买方寡头垄断市场
C.
买方垄断市场
D.
不确定
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【判断题】The number nine carried a special meaning in ancient China, which was usually used in the imperial building to show the superiority of the emperors.
A.
正确
B.
错误
【多选题】在下列关于木马病毒的叙述中,正确的有_
A.
木马病毒能够盗取用户信息
B.
木马病毒伪装成合法软件进行传播
C.
木马病毒运行时会在任务栏产生一个图标
D.
木马病毒不会自动运行
【简答题】常用的人口学指标包括()、结构及变动情况。
【简答题】Fill in the blanks with the proper forms of the words in brackets. 1. Bears are __________ (social) secretive animals. 2. A special show was __________ (range) to give free admission to the family mem...
【单选题】— What’s wrong with the little girl after the long running? — She is ____and looks very uncomfortable.
A.
out of breath
B.
out of sight
C.
out of reach
D.
out of control
【单选题】.There was a ______ of complaints from the press about the bad language used in the special TV show.
A.
plenty
B.
flood
C.
many
D.
group
【判断题】直流电动机在电源电压、电枢电流不变的情况下,它的转速与磁通成反比。( )
A.
正确
B.
错误
【简答题】When I was about eight or nine years old, my mother took me to the _________ to watch a special show for children. The __________ on the stage needed an assistant, whose birthday was on that day. I wa...
【简答题】A special show was _______ (range) to admit free the family members of the miners.
【判断题】卡诺热机效率很高,可以达到100%。
A.
正确
B.
错误
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