下列哪个IIS服务提供邮件传输服务?()
A.SNMP
B.SMTP
C.MAIL
D.HTTP
参考答案:B
In my ________,there is no need to worry about exams.
A.idea
B.view
C.thought
D.information
停车场与通道平行方向的纵坡坡度应( )。
A.不超过3%
B.不小于1%
C.不小于3%
D.不超过1%