竹排能漂浮在水面上,这是因为竹排受到_______力的缘故,该力的施力物体是________方向是___________。
浮;水;竖直向上
At present, one of the apartments in favor of the new airport ________ that it will going a lot jobs to the area.
A.is
B.are
C.will be
D.were
排列图中左侧纵坐标和右侧纵坐标分别表示质量影。向因素出现的( )。
A.频率和重要程度
B.频数和重要程度
C.频数和频率
D.频率和频数