()girl dressed()black is her sister Rose.
A;in
B. A;on
C. The;on
D. The;i
What are five of the seven layers that are found in the OSI model?()
A. session
B. physical
C. protocol
D. gateway
E. data link
F. transport
G. applicatio
根据《运输船舶消防管理规定》中有关对船舶明火作业的要求,下列提法哪项不正确()。
A. 船舶在港明火作业由公安消防监督机关审批,向港监备案
B. 船方不得擅自扩大明火作业范围和延长作业时间
C. 明火操作人员必须持证上岗
D. 作业结束,检查清理现场,不得留有火种