A．
太阳能电池板
B．
风车发电机
C．
水力发电站
D．
核能发电站
答案：D
Owing to her balanced diet and regular exercise, she is very slim and athletic _____.
A．in height
B．in shape
C．in detail
D．in sight
接地电阻测量仪是用于测量（）的。
A、小电阻
B、中值电阻
C、绝缘电阻
D、接地电阻
