看一看课前准备中你统计的上衣和裤子,找出三件你最喜欢的上衣和三条你最喜欢的裤子搭配一下,看能搭配出几套衣服?
由分析可知:3×3=9(套),
答:可以搭配出9套衣服.
发包人根据工程的实际需要确需修改建设工程勘察、设计文件时,应当首先( )。
A.报经原审批机关批准
B.经监理人同意
C.经设计人同意
D.由原勘察、设计单位修改
A vessel transferring provisions or cargo at sea shall display during the day().
A.two black balls in a vertical line
B.three black balls in a vertical line
C.three shapes in a vertical line; the highest and lowest shall be red balls and the middle a white diamond
D.three black shapes in a vertical line; the highest and lowest shall be balls and the middle one a diamond