固定汇率制，即汇率保持完全固定，没有任何波动的幅度。
参考答案：错
王某逃课到网吧玩游戏，爸爸对其进行劝导。王某的爸爸履行了教育和保护的义务。[ ]
– He always shouted and laughed when I was singing in the yard.
-- _______. He’s only playing himself!
A．Watch out
B．Just ignore him
C．Don’t mention it
D．No way
