填写句子完成对话。（10分）
A: 小题1:______________________________________________________________?
B: I’m visiting my grandmother for vacation.
A: 小题2:______________________________________________________________?
B: She lives in Tianjin.
A: 小题3:_____________________________________________________________?
B: It takes about six hours to get there by train.
A: 小题4:______________________________________________________________?
B: I’m leaving on Friday.
A: How long are you staying there?
B: About two weeks.
A: Have a good time.
B: 小题5:___________________________________________.
