阅读下面对话，在空白处填入恰当的内容．
A： Excuse me， have you been waiting long？
B： About ten minutes．
A： Do you know whether the No． 7 bus （1） ？
B： Not yet． I'm waiting for the bus myself． It's also a little late． A： Good， thanks．
B： You are （2） ， are you？
A： No， I'm a stranger． I'm from Germany． B： Wow， your English is very good． （3） ．
A： Nine months．
B： Just nine months？ That's excellent．
A： Thank you， but there're still a lot for me to learn． B： How long are you going to stay in this country？
A： Another two months． Then I'll have to （4） Germany to start work．
B： My daughter went to Germany five months ago． She is a doctor， you know． A： Really？ What does she think of Germany？
B： It's beautiful． She likes it very much． A： Oh， look! Here comes （5） ．