The country needs a government. We have had three Prime Ministers in a year.
A. stationary
B. changeless
C. constant
D. stable
网友回答
A. stationary
B. changeless
C. constant
(答案→)D. stable
解析： stable 稳定的。stationary 静止的，不变的，固定的。changeless 不变的，无变化的。constant 经常不断的。