电气化铁路牵引变电所用电执行大宗工业电价。( )
参考答案：对
A good friend of mine from I was born showed up at my home right before I left for Beijing．
A．how
B．whom
C．when
D．which
中风病人的救护方法有：保待安静，避免人多喧哗，尽可能（）、噪音和振动。
A.大声呼叫
B.加快翻身
C.保待安静
D.减少搬动
