人工费的估算中,教育经费按工资总额的一定比例计算,该比例是( )。
A.1.5% B.2% C.7% D.14%
参考答案:A
-- I’m hungry, ls there any bread in the fridge?
-- ______but we have cakes. Would you like to have one?
A.Some
B.Much
C.None
D.Nothing
一颗无色、火彩非常好的标准切工圆钻型宝石,直径为5.8mm,重1.15ct,它可能为一颗()宝石.