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【单选题】
直接关系到任务的完成和目标的实现的是（ ）。A.
基层管理者的工作
B.
中层管理者的工作
C.
高层管理者的工作
D.
管理的有效性
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举一反三
【简答题】七大洲中 ，面积最大的是_________，最小的是_________，四大洋中，面积最大的是_________，最小的是_________。
【单选题】听力原文： Years ago before there were refrigerators, an icehouse was a building used for storing ice. The first icehouses were in the cellars of farmhouses. Pieces of ice, mixed with snow and meadow grass...
A.
Separate houses were built for storing ice.
B.
Double walls were built in icehouses to keep cool.
C.
Blocks of ice were packed with weed in icehouses.
D.
Ice was put into icehouses in winter.
【简答题】在世界四大洋中，面积最大的是______洋，面积最小的是_____洋。
【单选题】On the morning of November 1st, 2,011, the scientists were seated at tables and had their eyes _____ on the scene of the launch of the Shenzhou VIII spaceship. [ ]
A.
fixed
B.
fix
C.
fixing
D.
being fixed
【简答题】七大洲中，面积最大的是______，四大洋中，面积最小的是______．
【简答题】在直流牵引供电的系统中，对杂散电流的总防护原则是：以防为主，以排为辅、 、加强监测。
【单选题】听力原文： Years ago before there were refrigerators, an icehouse was a building used for storing ice. The first teahouses were in the cellars of farmhouses. Pieces of ice, mixed with snow and meadow grass...
A.
Separate houses were built for storing ice.
B.
Double walls were built in icehouses to keep cool.
C.
Blocks of ice were packed with hay in icehouses.
D.
ice was put into icehouses in winter.
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