三、听对话，给下列图片排序。

M：Excuse me. May I ask you some questions?

W：Sure.

M：Where is the post office?

W：It’s next to the hospital.

M：Then, where is the hospital?

W：Turn right at the traffic light. Go straight for three minutes. The hospital is on the right.

M：Thanks a lot.

W：You are welcome.