证券公司应当按照上一年营业费用总额的10%计算营运风险的风险准备。()
参考答案:对
You should say________ to him. After all, it's your fault.[ ]
A. thanks
B. sorry
C. hello
D. goodbye
下图网络图中,关键路径是?(时间单位:天)()
A.①-③-⑥-⑧-⑩
B.①-③-⑥-⑨-⑩
C.①-④-⑥-⑧-⑩
D.①-④-⑥-⑨-⑩