问题题干答案解析相关问题热门问题最新问题

问题详情

下列对电子邮箱的描述正确的是____。

A、进入电子邮箱须输入用户名和密码

B、电子邮箱是建立在用户的计算机中

C、所有电子邮箱都是免费申请的

D、电子邮箱必须针对某一固定电脑

时间：2021-09-01 16:17 关键词：安徽教育在线合肥财经职业学院计算机网络技术

答案解析

A

相关问题

You should _______________ to one or more weekly magazines such as Time or Newsweek.
_____ed ucation is the instruction that occurs when the instructor and studen t s are separated by distance or time,or both.
You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
By no means ______ destroy or create energy.