市政基础设施工程中设计变更、洽商，由工程总包单位和分包单位分别办理。
参考答案：错
Thanks to their hard work, the new bridge has been finished ________.
A．in front of schedule
B．ahead of schedule
C．behind schedule
D．beside schedule
下面哪个程序段能够正确裙带如果A＜B，则A=1，否则A=-1 ？
A．If A＜B Then A=1 A=-1 Print A
B．If A＜B Then A=l：Print A A=-1：PrintA
C． If A＜B Then A=1：Print A Else A=-1： End If
D． If A＜B Then A=1 A=-1 Print A Print A
