环境与周围景观协调一致、相得益彰的阶段是城市生态建设的（）阶段。
A、绿化
B、彩化
C、艺术化
D、生态化
参考答案：C
We _____ a pleasant journey but for the rain.
A．would have
B．will have
C．had had
D．would have had
巡堤查险的巡查范围是什么？
