对使用者的分类和特性的研究是建立策划内部条件调查的关键,它决定( )。
A.空间的构想内容
B.空间组合比例
C.空间主体的使用方式
D.空间特征
E.空间的基本构成
参考答案:C,E
He was unlucky because he failed the exam.
A.He was bad because he failed the exam.
B.He was lucky because he passed the exam.
C.He was unhappy because he failed the exam.
D.He was not lucky because he failed the exam.
下列实体的联系中,属于多对多联系的是______。
A.学生与课程
B.学校与校长
C.住院的病人与病床
D.职工与工资