两个面积相等的平行四边形,一个底是12cm,高是4.5cm,另一个高是6cm,底是( ) cm。
9
________ the global economy is showing signs of recovery, many developing countries are still suffering.
A.As
B.Where
C.How
D.While
静脉推注地西泮10mg,可使不协调性子宫收缩恢复为协调性子宫收缩。()