1、请在进入答题前，确保设备性能和系统条件符合线上考试要求
2、做题中请勿使用F功能键或查看源代码，如使用系统会记录下来
3、诚信考试，请勿上网搜索答案，与其他考生交流，求助外援等
4、做题中途遇到问题被退出，在有效期内仍可进入再次进行答题
The air-conditioner on the train broke down.
The customer service hotline is invalid.
No smoking in the carriage.
The attendants’ service in the dining car is poor.
Some passengers are talking loudly.
May I book a ticket for G498 on this Friday?
Welcome to the dining car.
三、请编写一个对话，主题为处理旅客的投诉，并拍摄视频上传
Dear passengers, may I have your attention, pleases.Smoking is prohibited in any section of the train. There are devices on this high-speed train. They are sensitive enough to detect any tiny amount of smoke. Once the alarm goes off, the train will stop. In that case, we will face delay. You can smoke on the platform when the train arrive at the station.