根据对话内容填空(每空1分,共5分) (Kangkang is booking train tickets to Mount Tai.) Clerk: Hello, Beijing Railway Station. Can I help you? Kangkang: Yes, I’d like to book some tickets to Mount Tai 小题1: March 13 th . Clerk: OK. The train leaves at 11:45 a.m. and 小题2: at Taishan Railway Station at 6:44 p.m. Kangkang: Great. And what about the 小题3: ? Clerk: We have tickets at ¥145 for the hard sleeper and ¥224 for the soft sleeper. What _ 小题4: do you want? Kangkang: I’d like to book 21 hard sleeper tickets. Clerk:: Please 小题5: for the tickets before 5:30 p.m. May I have your name and telephone number, please? Kangkang: Sure. I’m Li Weikang and my telephone number is 8250-2448. Thank you. Clerk: You’re welcome.