电捕焦油器直流工作电流：（）mA
A.200-300
B.100-200
C.350-500
D.500-600
参考答案：C
We've just heard a _____ on the radio that a hurricane is _____ to come. [ ]
A. warn; like
B. warning; likely
C. warned; able
D. warning; like
电压表：伏特( )
A．打印机：打印 B．博客：浏览 C．磅秤：公斤 D．容积：毫升
