近你被任命为项目控制官员负责定期的衡量项目业绩表现。你想项目经理建议使用挣值管理来估计项目的最终成本，因为正值管理（）。
A、利用基于实际项目表现的对最终可能性预测范围的统计来检验项目经理是否渎职
B、为管理阶层提供最终的BAC，PV，和EV。
C、提供预期会发生成本超支的具体任务，这样能够使项目经理集中精力于关键任务
D、确保管理储备金或者意外事件不发生
参考答案：A
| 阅读下面材料，从A、B、C、D四个选项中选出最佳选项。 |
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| 1. If you want to leave Haikou for Beijing on December 8, you should take _______ plane. |
[ ] |
| A. No. Hu 7382 B. No. Hu 7381 C. No. Hu 2030 D. No. Hu 1145 |
| 2. You can get your _______ back at 3:00 p.m. in the Lost and Found Room. |
[ ] |
| A. yellow purse B. magazine C. name card D. plane ticket |
| 3. If you want to _______, you can ask Wang Ling for help. |
[ ] |
| A. buy a plane ticket B. see a film C. find a job D. see a doctor |
| 4. The film "Gone with the wind" will begin at _______. |
[ ] |
| A. 9:15 p.m. B. 5:00 p.m. C. 8:42 p.m. D. 10:57 p.m. |
| 5. If you want to be a reporter, you can call _______. |
[ ] |
| A. Wang Ling at 0851-6570599 B. Karen at 0851-6570599 C. Karen at 555-8823 D. Wang Ling at 555-8823 |