A：Excuse me, sir.  
B：Certainly. Go along this street. Turn left into Yimin Street, and the museum is on your right.
A： 
B：It’s about thirty minutes.
A：I see.   
B：Yes, you can. A No. 4 bus will take you there.
A： 
B：Over there. Look! The bus is coming.
A：Thank you very much.
B:  

A．I will go to the History Museum. B．It’s my pleasure. C．Can I take a bus? D．How long will it take me to walk there? E．That’s such a pity! F．Where is the bus stop? G．Could you tell me the way to the History Museum?