（how to you come to shenzhen ? Did you have a nice trip ? how long have you been to here? How long will you take in this city ?
（how to you come to shenzhen ? Did you have a nice trip ? how long have you been to here? How long will you take in this city ?
乘什么交通工具，来了多长时间？到过中国哪些城市？参观了一些什么景点？