A.shjkbk@online.sh.cn
B.shjkbk.online.sh.cn
C.online.sh.cn@shjkbk
D.cn.sh.online.shjkbk
[单选题]下列E-mail地址合法的是( )。A.shjkbk@online.sh.cnB.shjkbk.online.sh.cnC.online.sh.cn@shjkbkD.cn.sh.online.shjkbk
[单选题]下列()是合法的E-mail地址。A . mnetwork@ecjtu.jx.cnB . online.jx.cn@mnetworkC . mnetwork.ecjtu.jx@onlineD . mnetwork.ecjtu.sh.c
[单选题]下列E-mail地址合法的是()。A . onlinE.sh.cn@abcB . abc@onlinE.sh.cnC . abC.onlinE.sh.cnD . cn.sh.onlinE.abc
[单选题]以下合法的E-mail地址是( )。A.shjkbk@online.sh.cnB.shikbk.online.sh.cnC.online.sh.cn@shkbkD.cn.sh.online.shikbk
[判断题] Yangfan@263.net.cn是一个合法的E-mail地址。A . 正确B . 错误
[判断题]Yangfan@263.net.cn是一个合法的E-mail地址。()A.对B.错
[判断题]Yangfan@263.net.cn是一个合法的E-mail地址。()A.对B.错
[单选题]下列属于正确的E-mail地址的是( )。A.gd@163.corllB.1243@qq.cornC.gdafdsa%126.comD. lasdfjkl#sohu.cm
[单选题]是正确的E-mail地址。A.Webmaster@ceiaec.orgB.Web master@ceiaec.orgC.https://www.ceiaec.orgD.https://www.ceiaec.org
[单选题]______是正确的E-mail地址。A.mailto:Webmasterl@ceiaec.orgB.Wmailto:masterl@ceiaec.orgC.https://www.ceiaec.orgD.https://www.ceiaec.org/