招标的标底和投标的标价，都是以（）为基础核定的。
参考答案：施工图预算
下列商品中，不属于上海期货交易所上市品种的有（）。
A.铜
B.铝
C.PTA
D.绿豆
The stamps were _____ according to their styles and features. [ ]
A. found out
B. sorted out
C. put out
D. taken out
