对运行抽检不合格的计费电能表应在()个工作日内完成电表更换。
A.1
B.3
C.5
D.7
参考答案:C
—How did your interview go?
—I couldn't feel ________ about it!The questions were very fair,and I seemed to find an answer for all of them.
A.better
B.best
C.good
D.well
如果物体对大地绝缘,则电荷停因物体内部或表面上呈()状态,称为静电。
A.运动
B.静止
C.游离
D.转移