操纵机车运行的电气装置是（）。
A、控制器
B、自动开关
C、电阻器
D、集电器
参考答案：A
臌胀肝肾阴虚型处方宜选
A．六味地黄丸
B．知柏地黄丸
C．一贯煎
D．血府逐瘀汤
E．膈下逐瘀汤
Chinese Premier Wen Jiabao attended a joint press conference and said that China will ________ more
international responsibilities as it is the aspiration of the international community and in China's own
interest, too.[ ]
A. take up
B. take off
C. take in
D. take on
