－It was careless of you to leave out some important information．

－Oh, my god! _______．

A．So were you

B．So I did

C．So did I

D．So was I

施工准备阶段质量控制的主要环节包括（）。

A.图纸学习与会审

B.设计变更洽商

C.编制施工组织设计

D.组织材料检验

E.选择分包单位