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问题 单项选择题

绩效工资的实施条件，不对的是（）

A.工资范围足够大，各档次之间能够拉开距离

B.绩效考评要客观，公正，有效

C.奖励先进，约束后进

D.工资体系运作不放在整个企业的生产和精英运作系统之中

答案

参考答案：D

选择题

两个遗传性状不同的纯种玉米杂交，得到F1在生产上种植能获得稳定高产。若种植到F2则出现产量下降，其原因是

A．F2生命力下降

B．F2出现性状分离

C．F2高度不孕

D．F2不适应当地环境

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单项选择题

（）is a method of constructing a project schedule network diagram that uses boxes or rectangles, referred to as nodes, to represent activities and connects them with arrows that show the dependencies.

This method includes following types of dependencies or precedence relationships:（）, the initiation of the successor activity, depends upon the completion of the predecessor activity.

（）, the initiation of the successor activity, depends upon the initiation of the predecessor activity.

（）, the initiation of the successor activity, depends upon the initiation of the predecessor activity.

A．F-S

B．F-F

C．S-F

D．S-S
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