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【单选题】
The earned value technique is a commonly used method of performance measurement．It integrates project scope，schedule，and cost measures to help the project management team assess project performance．If a project’s Cost Performance Index(CPI＝EV/AC)value less than 1．0，it means that（ ）。A.
the cost savings for work completed
B.
the project is ahead of its planned schedule
C.
the cost overrun for work completed
D.
1ess work was completed than was planned
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举一反三
【单选题】A:I’ve got a bad cold. B:
A.
It doesn’t matter.
B.
You should go to the hospital and see a doctor.
C.
Nothing serious.
D.
I’ve got a bad cold.
【简答题】下列哪些与咯血有关?()A. 出血前有胸闷 B. 喉痒 C. B.有肺结核病史 D. C.血液呈鲜红色