免职是一种对公务员的惩罚制度。（）
参考答案：错
Do not feel _____ of her success. You should know that's all through hard work. [ ]
A. disappointed
B. jealous
C. satisfied
D. content
导体对电流的阻碍作用叫（）。
A.电感
B.电抗
C.电容
D.电阻
