— Hebi is really a beautiful city and there are many places of interest.

— So it is. Why not stay here for ______ two days? [ ]

A. other

B. others

C. the other

D. another

发电机定子线棒最高与最低温度间的温差达8℃或定子线棒引水管出水温差达8℃时，应查明原因并加强监视，此时可以降低负荷。