耙岩（煤）前，必须怎样处理岩石（煤）和巷道（）
A、在岩石（煤）堆上洒水
B、冲洗巷道顶帮
C、冲洗运输铁道
参考答案：A, B
Passage Three
Questions 32 to 35 are based on the passage you have just heard.
A. Young people who want to ride a car for joy. B. Professionals who steal cars for other crimes. C. People who lack money to buy a car. D. Both A and B.
飞机上的烧水器或热水器上显示“NOWATER”灯亮时应（）.
A、先关闭烧水器电源
B、检查水阀是否打开
C、检查水表（FAP）
D、通知驾驶舱
