根据对话内容在空白处填上适当的词，短语或句子，使对话意思完整。
A: Excuse me. Where is the nearest hospital, please?
B: Sorry. 1._________. You’d better ask the policeman over there. He may know.
A: Thank you all the same.
(to another man)
A: Excuse me. Which is the 2.________to the nearest hospital?
C: Go down this street, turn left and you will see the hospital.
A: 3._____ is it from here?
C: It’s about thirty minutes’ walk.
A: 4._________________?
C: You can get there by bus. The bus stop is over there.
A: I see. Thank you very much.
C: You re 5._________.
1. I don’t know.
2. way
3. How far
4. How can I get there?
5. welcome