Where is Joy?乔伊在哪？She has gone to Changsha.她去了长沙。How many days has she spent there?她已经在那儿待了多少天？Four or five days.四、五天了。Have you ever been there?你以前去过那儿吗？Yes, but only once.去过，但只有一次。When did you go there?你什么时候去的？Two days ago.两天前。