电信故障主要与那项没有关系（）
A、无法获取调制解调器属性
B、主机IP地址或端口错误
C、打开拨号日志文件出错
D、电子盘故障
参考答案：D
Security was such a major concern at the conference that no journalists could approach the meeting zone without ________ the special pass.
A．commanding
B．issuing
C．producing
D．involving
社会危害性是犯罪最本质的特征。 ( )
