用游标状尺测量锈，测量更比冲击断口晶状面积时，要求断口晶状区的形状可归类成（）形。
A.矩形，梯形
B.平等四边形
C.三角形
参考答案：A
Why didn’t I do the job().
A.Because it would be too time-consuming.
B.Because I wanted to do it myself.
C.Because nobody had done it before.
D.Because nobody joined me.
采用剩余股利政策的优点是有利于保持理想的资金结构，降低企业的综合资金成本。( )
