补全对话，每空一词。

A: Excuse me,        1        is the way to the Children's Hospital?  

B:        2         , I don't know. You'd        3         ask that policeman.  

A: Excuse me,        4         can I get to the Children's Hospital?

C: Oh, go along Huanghe Street, and take the second turning          5         your left. Then 

            6               No. 3 bus and        7          off        8         the third stop. You'll see a white 

     building       9         the post office and the police station.You       10         miss it.  

A: Thank you very much.  

C: You are welcome.