在下图所示的双代号网络计划中,工作C的总时差为()。
A.0
B.3
C.5
D.8
参考答案:B
"Is this your eraser?''' _____. " [ ]
A. No, it isn't. It's my eraser
B. Yes, it is. It's his eraser
C. No, it is. It's his eraser
D. Yes, it is. It's my eraser
大队仓库领导权限明细包括()。
A.负责装备出库
B.装备入库
C.库存装备检查
D.库存装备保养审批
E.装备储备