最需要委托专业化的项目管理单位为其服务的是( )。
A．建设单位
B．设计单位
C．施工单位
D．材料设备供应单位
参考答案：A
A．( We had planned to sell $120,000 worth of this new product
B．( We had a promotion plan for our product that costs $ 360,000.
C．( Originally, there were 3 promotion plans for the new product
D．( The sales figure of our new products had reached a record high
《洛杉矶时报》
