E-mail that does not require an e-mail program installed on a user's computer is known as :
发邮件时,“主题”可省略,但收件人的E-mail地址是必须的。
Mike ________ his computer and checked his E-mail.
最有效的保护E-mail的方法是使用数字签名,常用的数字签名软件有( )
E-mail that does not require an e-mail program installed on a user's computer is known as :
ISDN does not include that element that provides one kind of service.
在Dreamwaver MX中,创建E-mail链接,其正确的是语句格式是( )。
E-mail地址的格式是( )。
要给某人发送一封E-mail,必须知道他的( )。
免费的网站请分享给朋友吧