国家秘密载体是指以（）方式记载国家秘密信息的各类物品。
A、文字
B、图形与图像
C、数据与符号
D、声音
参考答案：A, B, C, D
The nurse-manager of a hospital unit holds monthly staff meetings. During these meetings, she maintains control over the meeting and agenda, resists consensus decision making, and uses discipline and coercion to elicit desired behavior from staff. This manager uses what type of leadership style ？（）
A．Autocratic.
B．Democratic.
C．Participative.
D．Laissez-faire.
自有现住房市场价值如何估算？
