照明、信号、电话和手持式电气设备的供电额定电压不超过（）。
A、127V
B、220V
C、380V
D、110V
参考答案：A
______ you don’t give up, your dreams will come true.
A. As long as B. As soon as C. As well as
租船运输较适用于大宗货物的运输。( )
