工务部门对轨检车（）及以上病害，必须立即进行现场检查、处理。
A、Ⅰ级
B、Ⅱ级
C、Ⅲ级
参考答案：C
小题1:What do people want to do at Nancy’s Gym?
A．To enjoy swimming.
B．To learn skating.
C．To become thinner.
D．To become fatter小题2: Lucy likes skating. Which ad is she probably interested in?
A．Ice World.
B．Water World.
C．Nancy’s Gym.
D．Restaurant小题3:Which costs the most for an adult?
A．Keeping fit at Nancy’s Gym.
B．Skating in Ice World.
C．Swimming in Water World.
D．Losing weight at Nancy’s Gym
单向运输（uniport）
