剪力墙框架系统，普遍用于高层建筑中，其( )比原框架增大许多倍。
A．强度
B．刚度
C．稳定性
D．耐久性
参考答案：B
住房公积金运行管理的基本原则包括（）。
A、四统一原则
B、安全原则
C、效能原则
D、公开原则
E、平等原则
__________ that has caused the trouble and ________ that we should scold(批评).
A．It was him; it was he
B．It is he; it is him
C．This was he; that is him
D．That is him; that was he
