位于同一连接区段内的基础受拉钢筋绑扎搭接接头面积百分率为15%。( )
参考答案：错
—Where is his mother?
—Sorry! ____.[ ]
A. He is in the room
B. I don't know
C. Yes, I do
D. No, it isn't
《源氏物语》的艺术特点。
