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【单选题】
在用指数平滑法进行市场预测时,为了使平滑值敏感地反映最新观察值得的变化,平滑常数a最合适的是( )A.
0
B.
0.1
C.
0.5
D.
0.9
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举一反三
【单选题】This song is worth .
A.
listening
B.
being listened
C.
being listened to
D.
listening to
【简答题】A t the same time the thief happened to touch a ______ (sport) suit.
【简答题】What is this song?
【单选题】How did it _____ that the two men arrived to address the same meeting at the same time.
A.
fall out
B.
take place
C.
get around
D.
come through
【简答题】垂直度公差属于 。
【单选题】李某,男性,6岁,突然支气管哮喘发作,持续10小时以上,端坐呼吸,大汗淋漓,口唇发绀,显著呼吸困难而急诊入院。这时护士应为病人采取的体位是
A.
仰卧位
B.
侧卧位
C.
半坐卧位
D.
端坐位
E.
头高足低位
【简答题】阅读理解 This is a song millions of Americans will hear this New Year's Eve. It is called Auld Lang Syne (《友谊地久天长》). It is an old Scottish poem. It tells about the world to remember old friends. The words...
【单选题】B This is a song millions of Americans will hear this New Year’s Eve. It is called Auld Lang Syne (《友谊地久天长》). It is the traditional music played during the New Year’s celebration. Auld Lang Syne is an...
A.
a newspaper.
B.
a magazine.
C.
a TV program.
D.
a radio program.
【简答题】This is a song millions of Americans will hear this New Year’s Eve. It is called Auld Lang Syne (《友谊地久天长》). It is the traditional music played during the New Year’s celebration. Auld Lang Syne is an o...
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