欧洲西部典型的地理特征有[ ]
A、冰川地貌分布较广
B、气候南北向差异大，东西向无明显差异
C、河网密布，水量季节变化大
D、人口密度自西向东锐减
答案：A
如果电容器充电后与电源断开，当减小两板间的距离时（ ）
A．电容器的电容C变大
B．电容器极板的带电量变大
C．电容器极板间的U变大
D．电容器两板板间的场强E不变
Not only ____ interested in football but also ____ beginning to show an interest in it.
A．the teacher himself is ; all his students are
B．the teacher himself is ; are all his students
C．is the teacher himself; are all his students
D．is the teacher himself; all his students are
