管理规约是规定业主在物业管理区域内涉及业主共同利益的权利与义务的（）规范。
A.自主性
B.约束性
C.自律性
D.管理性
参考答案：C
—____ last Sunday?
—I did nothing, and just stayed at home. [ ]
A. What did you do
B. Where did you go
C. Did you stay at home
D. Why did you do
贝多芬创作有九大交响乐，其中第三是（）；第五是（）。
