L(Customs Officer): Good morning, sir. Welcome to Changsha. L(Customs Officer): 早上好，先生。欢迎 你到长沙来， May I see your passport, visa,customs and health declaration form? 我可看看你的护照， 签证，海关申报单和健康申报表吗？ B:Yes, sir. Here you are. And here is my vaccination. 可以，先生。给你。这里还有我的预防接种证。 L:Thank you. (Reading over the passport and visa). 谢谢你。（看完护照和签证） Thomas Brown, from America,right? 托玛斯. 布朗，美国人，对吗？ B:Yes, that's right. I'm from California of America. 是的，对啦。我是美国加州人。 L:Would you mind telling me what is your occupation, Mr. Brown? 布朗先生，请把你的职业告诉我，你不介意吧？
