下列（）因素不是影响地价的个别因素。
A.宗地所在区域环境条件
B.宗地使用限制
C.宗地形状
D.宗地容积率
参考答案：A
— You ought to have learnt all these sentences by heart.
— ____, but I forgot everything when I was asked to recite them in front of so many students. [ ]
A. So I ought to
B. So I did
C. So must I
D. So did I
用结构化开发方法研制信息系统，需要分阶段进行，下列哪些不是信息系统开发所包含的内容（）
A.提出任务
B.可行性分析
C.理论依据判断
D.系统实施
