【简答题】The United Nation's role in promoting p______ is increasingly the focus of international attention.
【单选题】Suppose a nation is currently producing at a point inside its production possibilities frontier. We know that
A.
the nation is producing beyond its capacity, and inflation will occur.
B.
the nation is not using all available resources or is using inferior technology or both.
C.
the nation is producing an efficient combination of goods.
D.
there will be a large opportunity cost if the nation tries to increase production of any good.
【单选题】下列行为中,不属于违反治安管理处罚法的行政违法行为是
【简答题】(10分)某有机化合物A的结构式如下: (1)A的分子式是_________________。 (2)A在NaOH水溶液中加热反应得B和C,C是芳香化合物。B和C的结构简式是B_________________,C_________________。该反应属于_________________反应。 (3)室温下,C用稀盐酸酸化得到E,E的结构简式是_________________。 (4)在下...
【单选题】由社会自身结构不合理所导致的一些社会现象是( )。