【多选题】多选公共政策主体作用于公共政策客体必须借助( )
【多选题】船体构 件的边缘加工是 指进行 [填空(1)] 和 [填空(2)] 的统称。
【简答题】273K 、 p θ 下, 1 mol 固体冰融化为水, Q (1) 0 , W (2) 0 , △ U (3) 0 , △ H (4) 0 。 (填 > , < ,=)
【单选题】273K、pθ下,1mol冰融化成水时,下列何者小于零
【简答题】听对话,选答案。 1. How is Maria? [ ] A. Happy. B. Unhappy. C. Disappointed. 2. Why do other people laugh at Maria? [ ] A. Because she is unhealthy. B. Because she is poor. C. Because she is fat.