题目内容

现代医护关系的形象比喻就是“医生的嘴护士的腿”。()

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道路运输管理机构不得许可一次性、临时性的道路危险货物运输。()

道路货物运输经营者和货物托运人必须立书面的道路货物运输合同。()

钻屑瓦斯解吸指标法预测石门揭煤工作面突出危险性的K1指标临界值(干煤样)是()。

A. 0.2
B. 0.4
C. 0.5
D. 0.6

According to the passage, the term “plastic sandwich” refers to_____.

A. a kind of sandwich-shaped toy made of plastics
B. a kind of plastics with different integration in each layer
C. a kind of plastics with maximum strength and flexibility
D. a kind of plastics made of 100% recycled materials

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