Peter likes pop music, but ________ his father ________ his mother likes it.
A:both, and
B:not only; but also
C:neither; nor
D:either, or
以下为我国经济发展中“单位GDP能耗”年度变化示意图。(GDP:国内生产总值。单位:吨标准煤/万元)图中“单位GDP能耗”出现最高峰值的直接原因是( )
物产就是天然出产的和人工制造的物品。家乡特有的物产,就可以称作家乡的特产。( )
结构简式
键线式
名称
____