电阻
参考答案：
电阻指电流在导体内流动所受到的阻力。
The highway, ______ with thick ice and snow, is closed for the sake of safety. [ ]
A. covering
B. covered
C. to be covered
D. to cover
税务机关是执行税法的专职机构，有权停征税款，或者新开征一种税。( )
