商品复核是指商品在出库作业过程中的各个工序，以商品出库凭证为依据进行的反复核对。
参考答案：对
—Have all the students known that Backstreet Boys will ap- pear to them?
—Yes. Everyone _____ about it. [ ]
A. has told
B. was told
C. tells
D. told
与中骨盆狭窄有关的结构是
A．坐骨棘内突
B．骶骨岬前突
C．坐骨切迹＜2横指
D．骶骨平直
E．骨盆侧壁内聚
