【单选题】E-mail, as well as the telephone, ___________ an important part in daily communication.
【单选题】以下关于DHCP租约描述不正确的是()
C.
当主机上的动态IP地址达到DHCP租约的一半时,会广播request报文进行续约
D.
当主机上的动态IP地址达到DHCP租约的87.5%时,会广播release报文进行续约
【单选题】除另有法定要求外,生产日期不得迟于什么样的操作开始时期,不得以产品包装日期作为生产日期。
【单选题】With the development of modern society, E-mail as well as telephones _____ an important part in daily communication. [ ]
【简答题】E-mail, as well as telephone, ______ an important part in daily communication. A) is playing B) have played C) are playing D) hoped
【简答题】E-mail, as well as telephones, ______ an important part in daily communication. A) is playing B) have played C) are playing D) play
【单选题】The e-mail, as well as the telephone, ______ an important part in daily communication.