正常小儿的指纹多数应该是淡紫隐隐而不显于（）之上。
参考答案：风关
__________ for the terrible accident, as the workers thought, the director felt nervous and was at a loss what to do.[ ]
A. Having blamed
B. To blame
C. Being to be blamed
D. Being to blame
按照安德森的观点，程序性知识以产生式来表征。
