题目内容：

补全对话（每空一词）

A:Excuse me,11　　 is the way to the Children’s Hospital?

B:12　　,I don’t know.You’d 13　　 ask that policeman.

A:Excuse me,14　　 can I get to the Children’s Hospital?

C:Oh,go along Huanghe Street,and 15　　 the second turning on your left.Then 16　　 No.3 bus and 17　　 off 18　　 the third stop.You’ll see a white building 19　　 the post office and the police station.You 20　　 miss it.

A:Thank you very much.

C:You are welcome.