A．People unemployed from engineering, mining and construction industry.
B．People unemployed from services and engineering.
C．People unemployed from mining and chemicals.
D．Women.

某建设项目用地有六个界址点，其坐标依次为：J1(0，1)，J2(1，1)，J3(2，2)，J4(2，4)，J5(1，4)，J6(0，2)，则该项目的用地的总面积是( )。 点击查看答案

A．It's the same over the 10-year period.B．It's getting worse over the 10-year period.C．It's getting better over the 10-year period.D．There is no way to solve the problem. 点击查看答案