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【单选题】
下列哪条不是课堂提问的作用( )A.
构建教学框架
B.
激发学习兴趣
C.
了解学生的认知状态
D.
防止学生课堂跑神
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举一反三
【简答题】Fill in the blanks with appropriate forms of the given words. 1. By the end of 2002, the corporation had to sell all products cheaply, price had fallen _____(catastrophe), as advanced economies had un...
【单选题】PQ的距离DPQ和方位角aPQ为( )时,则PQ两点的坐标增量为△XPQ=-74.89m, △YPQ =+254.044m。
A.
179.150m、163°34′27″
B.
264.854m、106°25′33″
C.
179.150m、253°34′27″
D.
264.854m、286°25′33″
【单选题】Many a young man ___the mountain before.
A.
had climbed
B.
has been climbed
C.
have climbed
D.
has climbed
【单选题】PQ的距离DPQ 和方位角aPQ 为( , )时,则 两点的坐标增量为 Δ xPQ=-74.894m , Δ yPQ=+254.044m 。
A.
179.150m、163°34′27″
B.
264.854m、106°25′33″
C.
179.150m、253°34′27″
D.
264.854m、286°25′33″
【简答题】According to the author, why does many a young man want to be a writer?
【简答题】1 Accordingto Alex Haley, why does many a young man want to be a writer?
【单选题】肺血管阻力和左室舒张末期压力分别代表
A.
右室前负荷、左室后负荷
B.
左室前负荷、右室后负荷
C.
右室后负荷、左室前负荷
D.
左室后负荷、右室前负荷
E.
左房前负荷、右房后负荷
【简答题】A．左室后负荷增加 B．左室前负荷增加 C．右室后负荷、左室前负荷增加 D．左、右室前负荷均增加 E．左、右室后负荷均增加 主动脉瓣狭窄
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