操作室整洁与否与安全生产无关。
参考答案:错
— Please forgive me to ________you________so late, but I have something urgent.
— That's all right.What's the matter? [ ]
A. call; by
B. call; off
C. call; in
D. call; up
过度恐惧对气机的影响是
A.气消
B.气结
C.气上
D.气下
E.气乱