不适合于航空运输的货物有（）。
A、高附加值产品
B、时效性物品
C、对运价极具敏感度的物品
D、对运价具有敏感度但能承受一定的运价的物品
参考答案：C
已知A=(aij)为3阶矩阵，ATA=E(AT是A的转置矩阵，E是单位矩阵，若aij=-1，b=(1，0，0)T，则方程组AX=b的解X=（）。
A．(-1，1，0)T
B．(-1，0，1)T
C．(-1，-1，0)T
D．(-1，0，0)T
Which of the following would be an appropriate expected outcome of nursing care for the client with ulcerative colitis()
A. The client experiences decreased frequency of constipation.
B. The client accepts that an ileostomy will be necessary.
C. The client maintains an ideal body weight.
D. The client verbalizes the importance of restricting fluids.
