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【单选题】
电流-电压转换器如图题所示。探测试仪的输出电流作为输入电流is;信号内阻Rsi>>Ri,求输出电压vo。【图片】A.
isR
B.
2isR
C.
-isR
D.
-2isR
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【简答题】周代 ( 前 11 世纪——前 256) 民歌大量记载在《诗经》和《楚辞》中。《诗经》中的“十五国风”共收录 () 到 () 的民歌三干多首,大部分采集自 () ,最南在 () 一带。《楚辞》中的 () 是屈原在楚国南部一组民间祭祀歌曲基础上加工整理而成的,共 ( ) 首。
【单选题】Since many of the older, bigger-tusked animals have already been destroyed, what did the poacher do.'?
A.
They gave up poaching.
B.
They killed more elephants to get the same quantity of ivory.
C.
To them, game is over.
D.
They realized it was illegal to slaughter elephants.
【简答题】周代 ( 前 11 世纪——前 256) 民歌大量记载在《诗经》和《楚辞》中。《诗经》中的“十五国风”共收录( )到( )的民歌三干多首,大部分采集自黄河流域,最南在汉水一带。 A 、西周、春秋 B、春秋、战国 C、 周初、春秋中叶 D 、夏商、西周
【单选题】What did many of the graduates do when they couldn't find a job?
A.
Staying at home watching TV
B.
Working at the bar
C.
Going to travel
D.
Preparing for the master study
【简答题】According to the passage, when was the box opened? (no more than 5words) _____________________________ 2. What did many of the letters in the box talk about? (no more than 5words) ____________________...
【单选题】Since many of the older, bigger- tusked animals have already been destroyed, what did the poachers do?
A.
They gave up poaching.
B.
They killed more elephants to get the same quantity of ivory.
C.
To them, game is over.
D.
They realized it was illegal to slaughter elephants.
【单选题】FOF持有单只基金的市值,不得高于FOF橙产净值的( ),且不得持有其他FF,除ETF联接基金外,同一管理人管理的全部FOF持有单只基金不得超过被投资基金净资产的( )。
A.
15%,15%
B.
20%,20%,
C.
10%,20%
D.
10%,10%
【单选题】():假定观察到一组数据自变量x0,XI,......,xn因变量y0,y1,...,yn我们希望找一个多项式函数来完全拟合该组观测值。
A.
插值
B.
变值
C.
插值公式
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