监理规划的作用体现在以下___几点。1监理规划是建设方目部职能的具体体现 2监理规划是指导监理项目部全面开展工作的纲领性文件 3监理规划是建设单位对监理单位进行监督管理的主要内容 4监理规划是建设单位检查监理单位是否能够认真、全面履行信息系统工程监理委托合同的重要依据 A. ①、②、③、④ B. .②、③、④ C. .②、④ D. ①、②、③
【单选题】_______is a short story written by O·Henry. In this story, the protagonist is a young man who had been wandering from one city to another alone searching for his lost sweetheart fruitlessly.