| We assumed ethics needed the seal of
certainty, else it was non-rational. And certainty was to be produced by a
deductive model: the correct actions were derivable from classical first
principles or a hierarchically ranked pantheon of principles. This model,
though, is bankrupt. I suggest we think of ethics as analogous to language usage. There are no univocal rules of grammar and style which uniquely determine the best sentence for a particular situation. Nor is language usage universalizable. Although a sentence or phrase is warranted in one case, it does not mean it is automatically appropriate in like circumstances. Nonetheless, language usage is not subjective. This should not surprise us in the least. All intellectual pursuits are relativistic in just these senses. Political science, psychology, chemistry, and physic A. We reevaluate our previously held beliefs as we grow older. B. We refute some moral principles only after we find them inconsistent. C. We acquire a sense of right and wrong from real life lessons. D. We act by ignoring our inherited altruistic tendencies. [单选题]电气设备灭火时，仅准许在（ ）指挥或带领下进行灭火，电气设备未断电前，禁止人员灭火。
A.专业消防人员 B.专业消防人员及熟悉该设备带电部分人员的 C.熟悉该设备带电部分人员的 D.设备运维人员 [单项选择]由我国科学家研究、培育的一种自发低乳腺癌系近交系小鼠是（）
A. AKR B. CBA C. TA1 D. DBA／2 [单项选择]中国最高等级的文物是：（）
A. 三级文物 B. 二级文物 C. 一级文物 D. 一般文物 [多项选择]下列关于劳动定额的说法错误的是( )。
A. 劳动定额可以帮助企业组织生产，也可以帮助企业组织分配 B. 劳动定员是劳动定额的基础 C. 在班产量不是很大的情况下，一般采用工时定额 D. 不变定额指的是反映企业当前生产技术水平并在当前生产中使用的定额 E. 企业的时间定额和产量定额互为倒数关系 [简答题]采用扩散脱氧比沉淀脱氧有什么优点？
[单选题]严禁在井道内上下同时作业，否则应（ ）。
A.系安全带； B.戴安全帽； C.带信号传呼； D.停止作业 [名词解释]自我教育
[判断题]防爆酒泵使用单位必须指定人员操作酒泵,非单位指定人员也可对酒泵进行操作。( )
A.正确 B.错误 [判断题]异物哽塞者失去意识后，不能再应用上腹挤压术进行抢救。
A.正确 B.错误 [单选题]每个飞行教员必须将CCA61部要求的记录保存(1分)
A.一年 B.三年 C.五年 我来回答: 提交
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