某分项工程双代号I时标网络计划如下图所示,其中工作C和Ⅰ的最迟完成时间分别为第()天。
A.4和11
B.4和9
C.3和11
D.3和9
参考答案:B
________well prepared you are,you still need a lot of luck in mountain climbing. [ ]
A. However
B. Whatever
C. No matter
D. Although
正式竣工验收程序中,最后应由单位领导代表发言。