侧面模板拆除时，混凝土强度应能保证( )要求。
A．表面不受损伤 B．棱角不受损伤C．表面及棱角不受损伤 D．任何部位不受损伤
参考答案：C
They were all very tired, but ________ of them would stop to take a rest.
A．any
B．some
C．none
D．neither
报关员调动工作单位应持调入企业的证明文件向调入地海关重新办理注册手续。 ( )
