【填空题】
A: Excuse me, do you know how to get to Xi’an North Railway Station?
B: There is no direct bus. You’d better take the subway.
A: Ok. _______________________________.（应该乘坐哪一趟地铁呢？）
B: ___________________________________.（你先乘坐地铁一号线到北大街站，那是换乘站，然后换成二号线，到西安北客站。）
A: Do you know where the nearest subway station is?
B: It's over there in front of the supermarket.
A: ______________________________. （到北客站大概要多长时间？）
B: About half an hour.
A: ______________________________. （从这里到那几站？）
B: Nine stops.
A: Oh, my god. I have no enough money on my card?
B: Don’t worry. You can charge it at the subway.
A: That’s great. Thank you very much.
B: ________________________.（不客气。） 答案: Which line shall I take? ■ You should take the line 1 and get off at Beidajie Station. Beidajie Station is a transfer station. Then you can transfer to the line 2 to get to Xi’an North Railway Station. ■ How long should it take? ■ How many stops from here? ■ You are welcome.