A:Excuse me,where is the way ro the Children's Hospital?
B:Sorry I don't know.You'd to ask that policeman.
A:Excuse me,how can I get to the Children's Hospital?
C:Oh,go along Huanghe Street,and look the second turning on your left.Then take the No.3bus and get off from the third stop.You'll see a white building of the post office and the police station.You won't miss it.
A:Thank you very much.
C:You are welcome.