根据救助对象家庭收入的变化以及社会经济发展状况,社会救助应该是(  )管理的。

根据救助对象家庭收入的变化以及社会经济发展状况,社会救助应该是(  )管理的。A.静态 B.公平 C.恒定 D.动态

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The electrostatic precipitator has got rid of___________from

The electrostatic precipitator has got rid of___________from manufacturing proce

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Questions are based on the passage you have just heard.请作答__

Questions are based on the passage you have just heard.请作答______A.In 1938 B.In 1

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Directions:In this section,you will hear 3 short passages.At

Directions:In this section,you will hear 3 short passages.At the end of each pas

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能够区分盐酸吗啡与磷酸可待因的试剂为

能够区分盐酸吗啡与磷酸可待因的试剂为A.稀铁氰化钾试液 B.氨试液 C.甲醛硫酸试液(Marquis试液) D.铜吡啶试液 E.钼硫酸试液

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