On the one side of the road grass should be planted, and .
A. on the other are flowers
B. on another flowers
C. on the other flowers
D. on another are flowers
网友回答
A. on the other are flowers
B. on another flowers
(答案→)C. on the other flowers
D. on another are flowers
解析：句意：道路的一边应该种上草，另一边应该种上花。根据 on the one side判断后面应是on the other side 与之呼应，A 选项少主语，C 选项省略了should be planted。所以C选项正确。