建设项目实施和管理的参与单位主要包括( )。
A．业主方
B．设计方
C．项目总承包方
D．社会公众
E．工程咨询服务机构
参考答案：A,B,C,D
He was seriously hurt after that accident, but now he was recovered from it. Which of the following can take the place of the underlined word?[ ]
A. taken up
B. taken out
C. picked up
D. picked out
什么是组织结构？建立拍卖企业组织结构应遵循什么原则？
