这车票有效期多久？
9. From which station does the train leave?
这列火车从哪个站开出呢?
10. What platform does the train leave from?
这班车从哪个站台开出呢？
11. Are there reserved seats on the train?
车上有预订座位吗？
12. I missed my train.
我没赶上火车。
13. He guessed the train would come in early.
他猜想火车会很早到达。
14. The stations are always full of people。
火车站里经常挤满了人。