货币政策工具中，（）没有可靠的法律地位，并不是强有力的控制措施。
A.窗口指导
B.道义劝告
C.利率政策
D.调整保证金限额
参考答案：B
情景对话。
A: Excuse me! May I ask you some questions?
B: 1______
A: What do you usually do on Sunday mornings?
B: 2______
A: Football? Are you good at football?
B: 3______ I like it very much.
A: Well, what do you often do on Sunday afternoons?
B: 4______
A: Homework? Are you good at English or maths?
B: Maths. But I also like learning English.
A: Why?
B: 5______
A: What about Sunday evenings?
B: I often watch TV.
A: Thank you.
安静时细胞膜内外的电位差（）
A.峰电位
B.阈电位
C.局部电位
D.动作电位
E.静息电位
