根据对话内容，从方框内选择恰当的句子将对话补充完整。(选项中有两项是多余的)
 
A: Excuse me, sir.        
B: Certainly. Go along this street. Turn left into Xingfu Street, and the museum is on your right.
A:      
B: It’s about thirty minutes.
A: I see.      
B: Yes, you can. A No. 103 bus will take you there.
A:      
B: Over there. Look! The bus is coming.
A: Thank you very much.
B: