投标报价的计价方法有（）
A.基础单价法
B.工料单价法
C.综合单价法
D.消耗量单价法
参考答案：B, C, D
Sometimes we should roles so that we can understand each other’s difficulties, thus promoting our cooperation.
A．occupy
B．imitate
C．assess
D．switch
酵母片，供零售包装，供药用
