—Mom, I don’t know which song to choose in the singing contest.

—Why not ask your friends？You know         .

A．every man his weak side

B．easier said than done

C．four eyes see more than two

D．every man is the architecture of his own fortune

下列不属于地籍调查主要作用的是( )。

A．建立地籍管理信息库

B．为土地管理科学的研究积累资料

C．绘制地图

D．奠定了地籍管理的基础