Recent efforts towards the greening of our cities have achieved much,although the results are still
far from .
A. unfortable
B. suitable
C. accessible
D. satisfactory
网友回答
A. unfortable
B. suitable
C. accessible
(答案→)D. satisfactory
解析：固定结构。Far from satisfactory不尽人意;句意：最近让我们的城市绿色环保已经做出了很大的努力，尽管结果还不尽人意。