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【单选题】
消防控制室的值班应急程序包括:a拨打“119”报警.b火灾确认后,应立即确认火灾联动控制开关处于自动状态.c应立即启动单位内部应急疏散和灭火预案,并同时单位负责人.d接到火灾报警后,应以最快方式确认。下面顺序正确的是( )。A.
a-b-d-c
B.
a-c-d-b
C.
d-b-a-c
D.
c-a-d-b
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举一反三
【单选题】I haven't seen Diana these past few days. I am afraid she herself for some time.
A.
hasn't been feeling
B.
isn't feeling
C.
wasn't feeling
D.
hadn't been feeling
【简答题】I ______ (speak)to him for some time before I realized who he was.
【单选题】关于WWW服务,下列说法错误的是( )
A.
WWW服务采用的主要传输协议是HTTP
B.
WWW服务以超文本方式组织网络多媒体信息
C.
用户访问Web服务器可以使用统一的图形用户界面
D.
用户访问Web服务器不需要服务器的URL地址
【单选题】I haven' t seen Mary these past few days. I m afraid she ____ herself for some time.
A.
isn't feeling
B.
hasn' t been feeling
C.
hadn't been feeling
D.
wasn't feeling