对话
A:Excuse me . I need to get to the train station. What is the best way to get there?
B:Mmm… You can take a bus
A:Ok, How long will that take?
B:It will take about an hour
A:There are faster options, right?
B:Well, you can try taking the subway
A:It is faster than a taxi , yes?
B:Yes , It is . It is almost rush hour
A:OK. And it’s quite cheap, no ?
B:That’s right. It’s probably the cheapest option
A:Great! Where is the subway station from here?
B:You need to take the Line 1. It’s next to that building over there
A:Cool, Thanks!